# Events: 19K cycles
#
# Overhead  Samples            Command         Shared Object                                      Symbol
# ........ ..........  ...............  ....................  ..........................................
#
     8.84%        712         postgres  [mmfs26]              [k] 0xd1d4d         
                   |
                   --- 0xffffffffa05e1d4d
                      |          
                      |--91.61%-- posix_fadvise
                      |          
                      |--6.99%-- __GI___read
                      |          
                       --1.40%-- __GI___libc_write

                   |
                   --- 0xffffffffa05e1d6a
                      |          
                      |--79.34%-- posix_fadvise
                      |          
                       --20.66%-- __GI___read

                   |
                   --- 0xffffffffa05ba684
                       0xffffffffa05341d7
                      |          
                      |--27.22%-- 0xffffffffa05a67dc
                      |          0xffffffffa052eb10
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--24.42%-- 0xffffffffa052b96c
                      |          0xffffffffa052d695
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--18.08%-- 0xffffffffa052b1ff
                      |          0xffffffffa05a186d
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--15.26%-- 0xffffffffa052b762
                      |          0xffffffffa059ef64
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --15.02%-- 0xffffffffa0551537
                                 0xffffffffa0554cba
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa05341e3
                      |          
                      |--41.88%-- 0xffffffffa052b762
                      |          0xffffffffa059ef64
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--28.08%-- 0xffffffffa052b96c
                      |          0xffffffffa052d695
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--12.04%-- 0xffffffffa052b1ff
                      |          0xffffffffa05a186d
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--12.01%-- 0xffffffffa05a67dc
                      |          0xffffffffa052eb10
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --6.00%-- 0xffffffffa0551537
                                 0xffffffffa0554cba
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa05ba691
                       0xffffffffa05341d7
                      |          
                      |--43.96%-- 0xffffffffa052b762
                      |          0xffffffffa059ef64
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--22.95%-- 0xffffffffa052b1ff
                      |          0xffffffffa05a186d
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--22.85%-- 0xffffffffa0551537
                      |          0xffffffffa0554cba
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --10.24%-- 0xffffffffa052b96c
                                 0xffffffffa052d695
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa053b0bd
                      |          
                      |--85.64%-- 0xffffffffa0541341
                      |          |          
                      |          |--83.31%-- 0xffffffffa051f3b9
                      |          |          0xffffffffa05a17f1
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --16.69%-- 0xffffffffa0570c42
                      |                     0xffffffffa04c61ab
                      |                     vfs_read
                      |                     sys_read
                      |                     system_call_fastpath
                      |                     0x7fb873db55d0
                      |                     __GI___read
                      |          
                       --14.36%-- 0xffffffffa051ef81
                                 0xffffffffa059e9c4
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa0551e07
                      |          
                      |--83.26%-- 0xffffffffa04aad43
                      |          0xffffffffa052df93
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --16.74%-- 0xffffffffa04c006c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa053b4b2
                      |          
                      |--50.09%-- 0xffffffffa05419a3
                      |          0xffffffffa051f20f
                      |          0xffffffffa05a170c
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.91%-- 0xffffffffa051ef0c
                                 0xffffffffa059ecc9
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa05e1d5e
                      |          
                      |--83.30%-- posix_fadvise
                      |          
                       --16.70%-- __GI___read

                   |
                   --- 0xffffffffa05351b4
                      |          
                      |--61.24%-- 0xffffffffa055170e
                      |          0xffffffffa0554cba
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--19.42%-- 0xffffffffa054f58e
                      |          0xffffffffa055025e
                      |          0xffffffffa056db9c
                      |          0xffffffffa04c5dcb
                      |          vfs_write
                      |          sys_write
                      |          system_call_fastpath
                      |          0x7fb873db5630
                      |          __GI___libc_write
                      |          
                       --19.35%-- 0xffffffffa05a6879
                                 0xffffffffa052eb10
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa052dcbc
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa053424f
                      |          
                      |--40.08%-- 0xffffffffa054f36e
                      |          0xffffffffa055025e
                      |          0xffffffffa056db9c
                      |          0xffffffffa04c5dcb
                      |          vfs_write
                      |          sys_write
                      |          system_call_fastpath
                      |          0x7fb873db5630
                      |          __GI___libc_write
                      |          
                      |--39.91%-- 0xffffffffa05a67dc
                      |          0xffffffffa052eb10
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --20.01%-- 0xffffffffa0551537
                                 0xffffffffa0554cba
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa051f0f0
                       0xffffffffa05a170c
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa0534192
                      |          
                      |--74.96%-- 0xffffffffa0551537
                      |          |          
                      |          |--66.57%-- 0xffffffffa0554cba
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --33.43%-- 0xffffffffa0553de1
                      |                     0xffffffffa05715f4
                      |                     0xffffffffa04c61ab
                      |                     vfs_read
                      |                     sys_read
                      |                     system_call_fastpath
                      |                     0x7fb873db55d0
                      |                     __GI___read
                      |          
                       --25.04%-- 0xffffffffa052b762
                                 0xffffffffa059ef64
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa05414e3
                       0xffffffffa0541939
                       0xffffffffa05718be
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa0551df9
                      |          
                      |--50.03%-- 0xffffffffa04aad43
                      |          0xffffffffa052df93
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.97%-- 0xffffffffa04c006c
                                 |          
                                 |--50.01%-- 0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                 |          
                                  --49.99%-- 0xffffffffa0553f90
                                            0xffffffffa05715f4
                                            0xffffffffa04c61ab
                                            vfs_read
                                            sys_read
                                            system_call_fastpath
                                            0x7fb873db55d0
                                            __GI___read

                   |
                   --- 0xffffffffa0546eb4
                      |          
                      |--50.08%-- 0xffffffffa052e8b1
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.92%-- 0xffffffffa055508c
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa0551e04
                      |          
                      |--74.93%-- 0xffffffffa04aad43
                      |          0xffffffffa052df93
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --25.07%-- 0xffffffffa04bffd4
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa059f012
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     4.65%        373         postgres  postgres              [.] slot_deform_tuple
                   |
                   --- slot_deform_tuple
                      |          
                      |--96.48%-- slot_getattr
                      |          ExecMakeFunctionResultNoSets
                      |          ExecQual
                      |          |          
                      |          |--98.60%-- BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --1.40%-- ExecScanHashBucket
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--1.94%-- slot_getsomeattrs
                      |          ExecProject
                      |          ExecScan
                      |          ExecProcNode
                      |          MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --1.58%-- ExecMakeFunctionResultNoSets
                                 ExecQual
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     4.41%          1        addr2line  [kernel.kallsyms]     [k] clear_page_c
                         |
                         --- clear_page_c
                            |          
                            |--63.40%-- prep_new_page
                            |          get_page_from_freelist
                            |          __alloc_pages_nodemask
                            |          |          
                            |          |--99.38%-- alloc_pages_vma
                            |          |          do_anonymous_page
                            |          |          |          
                            |          |          |--99.65%-- do_page_fault
                            |          |          |          page_fault
                            |          |          |          |          
                            |          |          |          |--43.45%-- file_read_actor
                            |          |          |          |          do_generic_file_read
                            |          |          |          |          generic_file_aio_read
                            |          |          |          |          do_sync_read
                            |          |          |          |          vfs_read
                            |          |          |          |          sys_read
                            |          |          |          |          system_call_fastpath
                            |          |          |          |          |          
                            |          |          |          |          |--1.89%-- 0x7f9f9e0cc5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          
                            |          |          |          |          |--1.45%-- 0x7ff67a0045d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--53.45%-- 0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |           --46.55%-- 0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--1.31%-- 0x7f5b280e85d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x69646e6550737365
                            |          |          |          |          |          
                            |          |          |          |          |--0.88%-- 0x7f889918f5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          
                            |          |          |          |          |--0.87%-- 0x7fd0b898b5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          
                            |          |          |          |          |--0.87%-- 0x7f3a82f765d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--0.87%-- 0x7f406b6af5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x66615f6574656c65
                            |          |          |          |          |          
                            |          |          |          |          |--0.86%-- 0x7f1339f475d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--0.85%-- 0x7f1d661f45d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--0.85%-- 0x7fefe10b75d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x66615f6574656c65
                            |          |          |          |          |          
                            |          |          |          |          |--0.85%-- 0x7f666c3fa5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--0.85%-- 0x7f3971ac75d0
                            |          |          |          |          |          __GI___read
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                            |          |          |          |          0x8c8af0
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                            |           --0.62%-- alloc_pages_current
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                            |                     |          |          |          copy_strings
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                            |                     |          |          |          sys_execve
                            |                     |          |          |          stub_execve
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                            |                     |          |          |          |          0x6a6c20
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                            |                     |          |          |          |          0x6a6a60
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                            |                     |          |          |                     0x6a6a60
                            |                     |          |          |                     0x6a6ac0
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                            |                     |          |          |                     0x6a6ba0
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                            |                     |          |           --2.16%-- do_page_fault
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                            |                     |          |                     clear_user
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                            |                     |          |                     sys_execve
                            |                     |          |                     stub_execve
                            |                     |          |                     0x7f6461431a57
                            |                     |          |                     0x7f6461431a57
                            |                     |          |          
                            |                     |          |--21.25%-- __pmd_alloc
                            |                     |          |          |          
                            |                     |          |          |--93.18%-- handle_mm_fault
                            |                     |          |          |          |          
                            |                     |          |          |          |--62.38%-- __get_user_pages
                            |                     |          |          |          |          get_arg_page
                            |                     |          |          |          |          copy_strings
                            |                     |          |          |          |          copy_strings_kernel
                            |                     |          |          |          |          do_execve_common
                            |                     |          |          |          |          sys_execve
                            |                     |          |          |          |          stub_execve
                            |                     |          |          |          |          |          
                            |                     |          |          |          |          |--95.08%-- 0x7f2abdcb6a57
                            |                     |          |          |          |          |          __execve
                            |                     |          |          |          |          |          
                            |                     |          |          |          |           --4.92%-- 0x7f61ed301a57
                            |                     |          |          |          |                     __execve
                            |                     |          |          |          |                     0x6a6a60
                            |                     |          |          |          |                     0x6a6ac0
                            |                     |          |          |          |                     0x6a6b20
                            |                     |          |          |          |                     0x6a6ba0
                            |                     |          |          |          |          
                            |                     |          |          |           --37.62%-- do_page_fault
                            |                     |          |          |                     page_fault
                            |                     |          |          |                     0x7f7f66f57b00
                            |                     |          |          |                     _start
                            |                     |          |          |          
                            |                     |          |           --6.82%-- move_page_tables
                            |                     |          |                     shift_arg_pages
                            |                     |          |                     setup_arg_pages
                            |                     |          |                     load_elf_binary
                            |                     |          |                     search_binary_handler
                            |                     |          |                     do_execve_common
                            |                     |          |                     sys_execve
                            |                     |          |                     stub_execve
                            |                     |          |                     |          
                            |                     |          |                     |--52.21%-- 0x7fda84f14a57
                            |                     |          |                     |          0x7fda84f14a57
                            |                     |          |                     |          
                            |                     |          |                      --47.79%-- 0x7f63941f6a57
                            |                     |          |                                0x7f63941f6a57
                            |                     |          |          
                            |                     |           --18.24%-- pgd_alloc
                            |                     |                     mm_init
                            |                     |                     bprm_mm_init
                            |                     |                     do_execve_common
                            |                     |                     sys_execve
                            |                     |                     stub_execve
                            |                     |                     |          
                            |                     |                     |--67.84%-- 0x7f2abdcb6a57
                            |                     |                     |          __execve
                            |                     |                     |          
                            |                     |                      --32.16%-- 0x7f29e48daa57
                            |                     |                                __execve
                            |                     |                                0x6a6ba0
                            |                     |                                0x6a6c00
                            |                     |                                0x6a6c60
                            |                     |                                0x6a6d00
                            |                     |          
                            |                      --23.81%-- pte_alloc_one
                            |                                __pte_alloc
                            |                                handle_mm_fault
                            |                                |          
                            |                                |--62.32%-- do_page_fault
                            |                                |          page_fault
                            |                                |          |          
                            |                                |          |--38.02%-- 0x7f43634dd054
                            |                                |          |          _dl_setup_hash
                            |                                |          |          _dl_map_object
                            |                                |          |          0x352e6f732e7365
                            |                                |          |          
                            |                                |          |--30.85%-- clear_user
                            |                                |          |          load_elf_binary
                            |                                |          |          search_binary_handler
                            |                                |          |          do_execve_common
                            |                                |          |          sys_execve
                            |                                |          |          stub_execve
                            |                                |          |          0x7fb2430d4a57
                            |                                |          |          0x7fb2430d4a57
                            |                                |          |          
                            |                                |          |--12.26%-- 0x7fee3fb95147
                            |                                |          |          _dl_start
                            |                                |          |          _dl_start_user
                            |                                |          |          
                            |                                |          |--11.38%-- 0x7f980a7f1054
                            |                                |          |          _dl_setup_hash
                            |                                |          |          _dl_map_object
                            |                                |          |          0x6469757465730036
                            |                                |          |          
                            |                                |           --7.49%-- 0x7f60d6fcdb00
                            |                                |                     _start
                            |                                |          
                            |                                 --37.68%-- __get_user_pages
                            |                                           get_arg_page
                            |                                           copy_strings
                            |                                           copy_strings_kernel
                            |                                           do_execve_common
                            |                                           sys_execve
                            |                                           stub_execve
                            |                                           |          
                            |                                           |--94.81%-- 0x7f2abdcb6a57
                            |                                           |          __execve
                            |                                           |          
                            |                                            --5.19%-- 0x7f4052beda57
                            |                                                      __execve
                            |                                                      0x6a6a60
                            |                                                      0x6a6ac0
                            |                                                      0x6a6b20
                            |                                                      0x6a6ba0
                            |          
                             --36.60%-- clear_huge_page
                                       __do_huge_pmd_anonymous_page
                                       do_page_fault
                                       page_fault
                                       file_read_actor
                                       do_generic_file_read
                                       generic_file_aio_read
                                       do_sync_read
                                       vfs_read
                                       sys_read
                                       system_call_fastpath
                                       |          
                                       |--0.65%-- 0x7f25098bb5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.64%-- 0x7f6203bf15d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.64%-- 0x7f9a3634f5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.63%-- 0x7fab3fcb75d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f9dd81f25d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f248a5335d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f7aba0485d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f66723e45d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f9e49a615d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f063b6235d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f3dd366b5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.62%-- 0x7f6a072c95d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7eff3cf115d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f2e5ecb45d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f0b3f48b5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f3d550105d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f5e744e75d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f6e0c69d5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7fe86acb55d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f889918f5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f1d6db4c5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.61%-- 0x7f80686a05d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.60%-- 0x7f3e7a8f65d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.60%-- 0x7f987c0795d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.60%-- 0x7ff4019875d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.59%-- 0x7f986d2c65d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.59%-- 0x7f1b6767f5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.59%-- 0x7f040f1fc5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.58%-- 0x7f2c9bd375d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.58%-- 0x7f5b29a0c5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.58%-- 0x7ff50de435d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.58%-- 0x7fb849cc75d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.58%-- 0x7fddb23965d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.58%-- 0x7f428c2605d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7fd48b7365d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7f877edd05d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7f5106bf65d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7fad0ae4d5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7f95affca5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7f7700cb65d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7ffa2a9b85d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7f94a6b6a5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.57%-- 0x7f454241b5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7f67008a75d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7fe5822735d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7fc76436d5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7f2376f9e5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7f9f500c55d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7ff87caad5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7fee57dab5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.56%-- 0x7fbc5968f5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.55%-- 0x7f796cf755d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.55%-- 0x7f7d7abd35d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.55%-- 0x7f12978185d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.55%-- 0x7fd6f2f345d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.55%-- 0x7f9262e6e5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.54%-- 0x7ff12f1e65d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.54%-- 0x7fb63956d5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.54%-- 0x7ff993f375d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.54%-- 0x7eff03f035d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.53%-- 0x7faeac3d45d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.53%-- 0x7f94e4ca75d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.53%-- 0x7f25134c95d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.53%-- 0x7ff185f835d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.53%-- 0x7f1874a4c5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.52%-- 0x7f3134df25d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.52%-- 0x7f97f4b0e5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.52%-- 0x7f4a06d1b5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.51%-- 0x7f3565eec5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.51%-- 0x7f8317add5d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.51%-- 0x7f3b7f1635d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                       |--0.50%-- 0x7f2c2b8275d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                        --58.58%-- [...]

     3.74%        300         postgres  [mmfslinux]           [k] 0xea50          
                   |
                   --- 0xffffffffa04c0066
                      |          
                      |--61.10%-- 0xffffffffa0550363
                      |          0xffffffffa056db9c
                      |          0xffffffffa04c5dcb
                      |          vfs_write
                      |          sys_write
                      |          system_call_fastpath
                      |          0x7fb873db5630
                      |          __GI___libc_write
                      |          
                       --38.90%-- 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa04aacf7
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04aad3d
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04c0001
                      |          
                      |--97.19%-- 0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --2.81%-- 0xffffffffa0550363
                                 0xffffffffa056db9c
                                 0xffffffffa04c5dcb
                                 vfs_write
                                 sys_write
                                 system_call_fastpath
                                 0x7fb873db5630
                                 __GI___libc_write

                   |
                   --- 0xffffffffa04a89cf
                      |          
                      |--34.18%-- 0xffffffffa051f54e
                      |          |          
                      |          |--33.39%-- 0xffffffffa0541346
                      |          |          0xffffffffa051f3b9
                      |          |          0xffffffffa05a17f1
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--33.31%-- 0xffffffffa053ac4a
                      |          |          0xffffffffa051f34a
                      |          |          0xffffffffa0560b17
                      |          |          0xffffffffa04aeb14
                      |          |          0xffffffffa04c602f
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --33.30%-- 0xffffffffa054182c
                      |                     0xffffffffa051f20f
                      |                     0xffffffffa05a170c
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--22.76%-- 0xffffffffa054b712
                      |          |          
                      |          |--50.07%-- 0xffffffffa059eede
                      |          |          0xffffffffa05a18a9
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --49.93%-- 0xffffffffa056f34a
                      |                     0xffffffffa04c61ab
                      |                     vfs_read
                      |                     sys_read
                      |                     system_call_fastpath
                      |                     0x7fb873db55d0
                      |                     __GI___read
                      |          
                      |--22.74%-- 0xffffffffa0513b5f
                      |          |          
                      |          |--50.06%-- 0xffffffffa04b5723
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --49.94%-- 0xffffffffa059eb1e
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--11.38%-- 0xffffffffa05a1742
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --8.94%-- 0xffffffffa05a1736
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04aace7
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04aa6dc
                      |          
                      |--71.34%-- 0xffffffffa04aaf15
                      |          0xffffffffa052df93
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --28.66%-- 0xffffffffa04c01d0
                                 |          
                                 |--50.03%-- 0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                 |          
                                  --49.97%-- 0xffffffffa0550363
                                            0xffffffffa056db9c
                                            0xffffffffa04c5dcb
                                            vfs_write
                                            sys_write
                                            system_call_fastpath
                                            0x7fb873db5630
                                            __GI___libc_write

                   |
                   --- 0xffffffffa04a4db1
                       0xffffffffa04b572a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04a4d91
                      |          
                      |--54.17%-- 0xffffffffa04b572a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --45.83%-- 0xffffffffa04b551b
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04bfff1
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04aacfc
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04a8820
                      |          
                      |--22.30%-- 0xffffffffa0513c8d
                      |          0xffffffffa059eaa9
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--22.19%-- 0xffffffffa056f364
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--20.06%-- 0xffffffffa05a1795
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--17.81%-- 0xffffffffa059eb1e
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --17.63%-- 0xffffffffa05a17a1
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04aad4c
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04aa642
                       0xffffffffa04c01d0
                      |          
                      |--75.01%-- 0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --24.99%-- 0xffffffffa0550363
                                 0xffffffffa056db9c
                                 0xffffffffa04c5dcb
                                 vfs_write
                                 sys_write
                                 system_call_fastpath
                                 0x7fb873db5630
                                 __GI___libc_write

                   |
                   --- 0xffffffffa04aa75c
                      |          
                      |--50.07%-- 0xffffffffa04c01d0
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --49.93%-- 0xffffffffa04aaf15
                                 0xffffffffa052df93
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04a057f
                      |          
                      |--50.28%-- 0xffffffffa052a918
                      |          |          
                      |          |--50.15%-- 0xffffffffa05a172a
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --49.85%-- 0xffffffffa059e9e4
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                       --49.72%-- 0xffffffffa051f536
                                 0xffffffffa054182c
                                 |          
                                 |--50.64%-- 0xffffffffa051f20f
                                 |          0xffffffffa05a170c
                                 |          0xffffffffa05a1a2d
                                 |          0xffffffffa04b565a
                                 |          read_pages
                                 |          __do_page_cache_readahead
                                 |          force_page_cache_readahead
                                 |          sys_fadvise64_64
                                 |          system_call_fastpath
                                 |          0x7fb873db9e5d
                                 |          posix_fadvise
                                 |          
                                  --49.36%-- 0xffffffffa05718be
                                            0xffffffffa04c61ab
                                            vfs_read
                                            sys_read
                                            system_call_fastpath
                                            0x7fb873db55d0
                                            __GI___read

                   |
                   --- 0xffffffffa04aad0e
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04a89d8
                      |          
                      |--48.03%-- 0xffffffffa051f54e
                      |          |          
                      |          |--53.82%-- 0xffffffffa054182c
                      |          |          0xffffffffa051f20f
                      |          |          0xffffffffa05a170c
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --46.18%-- 0xffffffffa0541346
                      |                     0xffffffffa051f3b9
                      |                     0xffffffffa05a17f1
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--26.04%-- 0xffffffffa0513be7
                      |          0xffffffffa059eaa9
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --25.93%-- 0xffffffffa054b712
                                 0xffffffffa056f34a
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa04a87f2
                      |          
                      |--66.63%-- 0xffffffffa0554d92
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --33.37%-- 0xffffffffa056f364
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa04b5447
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04b3d04
                       0xffffffffa0546edd
                      |          
                      |--66.58%-- 0xffffffffa055508c
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --33.42%-- 0xffffffffa052e8b1
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04bff72
                      |          
                      |--66.45%-- 0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --33.55%-- 0xffffffffa0550363
                                 0xffffffffa056db9c
                                 0xffffffffa04c5dcb
                                 vfs_write
                                 sys_write
                                 system_call_fastpath
                                 0x7fb873db5630
                                 __GI___libc_write

                   |
                   --- 0xffffffffa04b3eb5
                       0xffffffffa0546edd
                       0xffffffffa055508c
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04c5f93
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04a0844
                      |          
                      |--50.05%-- 0xffffffffa052c923
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.95%-- 0xffffffffa05549ca
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa04aea50
                       0xffffffffa04c602f
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04b590e
                       0xffffffffa052d479
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04aaef7
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04aea5e
                       0xffffffffa04c602f
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04c0201
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04a098f
                       0xffffffffa05a19e0
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04aa676
                       0xffffffffa04aaf15
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04bfffe
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04a0840
                       0xffffffffa053690c
                      |          
                      |--50.03%-- 0xffffffffa0554ee7
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --49.97%-- 0xffffffffa05a6822
                                 0xffffffffa052eb10
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04a89b0
                      |          
                      |--50.02%-- 0xffffffffa0513b5f
                      |          0xffffffffa059eb1e
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.98%-- 0xffffffffa054b712
                                 0xffffffffa056f34a
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa04a01c3
                       0xffffffffa05a16e5
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04a5403
                       0xffffffffa0546e9d
                      |          
                      |--50.18%-- 0xffffffffa052e8b1
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.82%-- 0xffffffffa055508c
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

                   |
                   --- 0xffffffffa04a4dbe
                      |          
                      |--50.15%-- 0xffffffffa04b551b
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.85%-- 0xffffffffa04b572a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

                   |
                   --- 0xffffffffa04c0006
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04a8d01
                       0xffffffffa0554b33
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04c0100
                      |          
                      |--50.02%-- 0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --49.98%-- 0xffffffffa0550363
                                 0xffffffffa056db9c
                                 0xffffffffa04c5dcb
                                 vfs_write
                                 sys_write
                                 system_call_fastpath
                                 0x7fb873db5630
                                 __GI___libc_write

                   |
                   --- 0xffffffffa04bfebd
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

                   |
                   --- 0xffffffffa04aad35
                       0xffffffffa052df93
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04c005e
                       0xffffffffa0550363
                       0xffffffffa056db9c
                       0xffffffffa04c5dcb
                       vfs_write
                       sys_write
                       system_call_fastpath
                       0x7fb873db5630
                       __GI___libc_write

                   |
                   --- 0xffffffffa04b5b0d
                       0xffffffffa059e9af
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

                   |
                   --- 0xffffffffa04c00ea
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     3.02%          1        addr2line  libbfd-2.23.1.so      [.] 0xd2427         
                         |
                         --- 0x7f6fc9652d49

                         |
                         --- 0x7f460e56d4e2
                             0x300000001

                         |
                         --- 0x7fe219df03f2
                             0x400000000

                         |
                         --- 0x7f8efd1e03f2
                             (nil)

                         |
                         --- 0x7f84f22a5df0

     2.85%        232         postgres  [kernel.kallsyms]     [k] __memcpy
                   |
                   --- __memcpy
                      |          
                      |--97.75%-- 0xffffffffa04aaf69
                      |          0xffffffffa052df93
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --2.25%-- 0xffffffffa04aeab2
                                 |          
                                 |--80.07%-- 0xffffffffa04c602f
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                 |          
                                  --19.93%-- 0xffffffffa04c5c49
                                            vfs_write
                                            sys_write
                                            system_call_fastpath
                                            0x7fb873db5630
                                            __GI___libc_write

     2.82%          1        addr2line  [kernel.kallsyms]     [k] copy_user_generic_string
                       |
                       --- copy_user_generic_string
                          |          
                          |--99.67%-- file_read_actor
                          |          do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          |          
                          |          |--99.49%-- sys_read
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--0.67%-- 0x7f61562b15d0
                          |          |          |          __GI___read
                          |          |          |          0x7b0930
                          |          |          |          
                          |          |          |--0.66%-- 0x7fc2797235d0
                          |          |          |          __GI___read
                          |          |          |          |          
                          |          |          |          |--52.67%-- 0x7d00000000000
                          |          |          |          |          
                          |          |          |           --47.33%-- 0xae560f48000069f8
                          |          |           --98.68%-- [...]
                          |          |          
                          |           --0.51%-- kernel_read
                          |                     |          
                          |                     |--88.48%-- load_elf_binary
                          |                     |          search_binary_handler
                          |                     |          do_execve_common
                          |                     |          sys_execve
                          |                     |          stub_execve
                          |                     |          |          
                          |                     |          |--64.28%-- 0x7f9ec357aa57
                          |                     |          |          __execve
                          |                     |          |          0x6a6a60
                          |                     |          |          0x6a6ac0
                          |                     |          |          0x6a6b20
                          |                     |          |          0x6a6ba0
                          |                     |          |          
                          |                     |          |--34.12%-- 0x7f7b2100aa57
                          |                     |          |          __execve
                          |                     |          |          0x6a68f0
                          |                     |          |          0x6a6950
                          |                     |          |          0x6a69b0
                          |                     |          |          
                          |                     |          |--0.89%-- 0x7f2abdcb6a57
                          |                     |          |          __execve
                          |                     |          |          
                          |                     |           --0.71%-- 0x7fee99c58a57
                          |                     |                     __execve
                          |                     |                     0x6a6a60
                          |                     |                     0x6a6ac0
                          |                     |                     0x6a6b20
                          |                     |                     0x6a6ba0
                          |                     |          
                          |                      --11.52%-- load_elf_interp
                          |                                load_elf_binary
                          |                                search_binary_handler
                          |                                do_execve_common
                          |                                sys_execve
                          |                                stub_execve
                          |                                0x7f2abdcb6a57
                          |                                0x7f2abdcb6a57
                           --0.33%-- [...]

     2.30%        186         postgres  postgres              [.] BitmapHeapNext
                   |
                   --- BitmapHeapNext
                      |          
                      |--98.88%-- ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --1.12%-- ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     1.96%          1        addr2line  [kernel.kallsyms]     [k] page_fault
                       |
                       --- page_fault
                          |          
                          |--24.60%-- file_read_actor
                          |          do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          |          
                          |          |--2.16%-- 0x7f63aad1e5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.14%-- 0x7f1da38775d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.12%-- 0x7fa50cdf25d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.11%-- 0x7fab14f935d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.08%-- 0x7fb689b3d5d0
                          |          |          __GI___read
                          |          |          0x69646e6550737365
                          |          |          
                          |          |--2.08%-- 0x7f681d4235d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--2.08%-- 0x7fcbcc5c75d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--2.02%-- 0x7f840ffec5d0
                          |          |          __GI___read
                          |          |          0x69646e6550737365
                          |          |          
                          |          |--2.00%-- 0x7fef5958a5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.99%-- 0x7fb720e665d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--1.97%-- 0x7fabb00fc5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.95%-- 0x7f549539f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.93%-- 0x7f5c262635d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--1.92%-- 0x7f0e11ad25d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--1.89%-- 0x7fc534d6c5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.88%-- 0x7facaad0a5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.88%-- 0x7fedc1eae5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.87%-- 0x7fb5333a45d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.87%-- 0x7fdb69b065d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.86%-- 0x7fe5ec9ef5d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--1.84%-- 0x7f41c88bb5d0
                          |          |          __GI___read
                          |          |          (nil)
                          |          |          
                          |          |--1.83%-- 0x7f03d59475d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.82%-- 0x7fdf717575d0
                          |          |          __GI___read
                          |          |          0x69646e6550737365
                          |          |          
                          |          |--1.80%-- 0x7f37c98545d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.78%-- 0x7fef1042b5d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--1.78%-- 0x7f05f74ad5d0
                          |          |          __GI___read
                          |          |          0x69646e6550737365
                          |          |          
                          |          |--1.73%-- 0x7feb13f185d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--1.71%-- 0x7f372f1ac5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.66%-- 0x7f58ad45b5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.65%-- 0x7ff040d225d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.54%-- 0x7fadde35d5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.53%-- 0x7f844650b5d0
                          |          |          __GI___read
                          |          |          0x69646e6550737365
                          |          |          
                          |          |--1.48%-- 0x7f82541d75d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.47%-- 0x7f2e2f12f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.45%-- 0x7f7d9874a5d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--1.35%-- 0x7fc39e2b25d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.34%-- 0x7f9a93ceb5d0
                          |          |          __GI___read
                          |          |          |          
                          |          |          |--72.67%-- 0xae560f48000069f8
                          |          |          |          
                          |          |           --27.33%-- 0x7b0930
                          |          |          
                          |          |--1.32%-- 0x7fbb6f6265d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--1.21%-- 0x7fa1534c05d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.18%-- 0x7f354fe2b5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.14%-- 0x7f032744e5d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--1.03%-- 0x7f4c334715d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.03%-- 0x7f3a670045d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.02%-- 0x7f187d8245d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.97%-- 0x7f1a7b8635d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--0.96%-- 0x7f6e48a7f5d0
                          |          |          __GI___read
                          |          |          0xb0b000f0700000b
                          |          |          
                          |          |--0.95%-- 0x7fa33898c5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.94%-- 0x7fa1e92825d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.93%-- 0x7f0f2d0f75d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--0.89%-- 0x7f0a72e895d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.89%-- 0x7ff0626405d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.85%-- 0x7fb0c31bf5d0
                          |          |          __GI___read
                          |          |          0xb0b000f0700000b
                          |          |          
                          |          |--0.82%-- 0x7f4b0f82b5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.81%-- 0x7fcb3496f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.79%-- 0x7feb561f75d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.79%-- 0x7f64ae44c5d0
                          |          |          __GI___read
                          |          |          0xb0b000f0700000b
                          |          |          
                          |          |--0.78%-- 0x7f07bccc75d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.71%-- 0x7f61a6daa5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.70%-- 0x7fe036fb15d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.66%-- 0x7ff1e1f3a5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.62%-- 0x7f3b007795d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.61%-- 0x7fbbecf8a5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.60%-- 0x7f69483185d0
                          |          |          __GI___read
                          |          |          0xb0b000f0700000b
                          |          |          
                          |          |--0.58%-- 0x7f926db6b5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.57%-- 0x7ffab01215d0
                          |          |          __GI___read
                          |          |          0xb0b000f0700000b
                          |          |          
                          |          |--0.57%-- 0x7fe0d84db5d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--0.54%-- 0x7ffd917865d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |           --7.02%-- [...]
                          |          
                          |--1.19%-- 0x7fd791327f90
                          |          __GI___mempcpy
                          |          
                          |--1.03%-- 0x7f036c26b8f4
                          |          bfd_elf64_swap_symbol_in
                          |          0xffd30
                          |          
                          |--1.02%-- 0x7f99b960c560
                          |          __strcmp_sse2
                          |          set_default_locale
                          |          
                          |--1.00%-- 0x7fa7771ba9d3
                          |          _int_malloc
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9454c8
                          |          (nil)
                          |          (nil)
                          |          0x940818
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x939168
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x92f518
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9281b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x920cc8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9096d0
                          |          (nil)
                          |          0x906ee8
                          |          (nil)
                          |          (nil)
                          |          0x902a98
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8fb918
                          |          (nil)
                          |          0x8f9018
                          |          (nil)
                          |          (nil)
                          |          0x8f41c0
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8ed9d8
                          |          (nil)
                          |          (nil)
                          |          0x8e8c08
                          |          (nil)
                          |          (nil)
                          |          0x8e3fc8
                          |          (nil)
                          |          (nil)
                          |          0x8df0e8
                          |          (nil)
                          |          0x8dc808
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8ccad8
                          |          (nil)
                          |          0x8ca2a8
                          |          (nil)
                          |          0x8c78e8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8b3af8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8a82a8
                          |          (nil)
                          |          (nil)
                          |          0x8a3408
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x89c088
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x890608
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8892d8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x87d058
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x86f088
                          |          (nil)
                          |          (nil)
                          |          0x869fd8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x85bc28
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x852938
                          |          (nil)
                          |          0x8501a8
                          |          (nil)
                          |          0x84d8a8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x83ab88
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8338e8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x829d38
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x820ce8
                          |          (nil)
                          |          (nil)
                          |          0x81bfe8
                          |          (nil)
                          |          0x8193f8
                          |          (nil)
                          |          (nil)
                          |          0x814818
                          |          (nil)
                          |          0x812078
                          |          (nil)
                          |          (nil)
                          |          0x80d1b8
                          |          (nil)
                          |          0x80a768
                          |          (nil)
                          |          0x807f78
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7f7be8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7f0528
                          |          (nil)
                          |          0x7ed498
                          |          (nil)
                          |          0x7eb2a0
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7e3bf8
                          |          (nil)
                          |          0x7e17a8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7da588
                          |          (nil)
                          |          0x7d7a48
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7d08f8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7c9498
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7c1118
                          |          (nil)
                          |          (nil)
                          |          0x7bcbe8
                          |          (nil)
                          |          (nil)
                          |          0x7b86f8
                          |          (nil)
                          |          0x7b5db8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7ac288
                          |          (nil)
                          |          (nil)
                          |          0x7a7298
                          |          (nil)
                          |          (nil)
                          |          0x7a2328
                          |          (nil)
                          |          (nil)
                          |          0x79d418
                          |          (nil)
                          |          (nil)
                          |          
                          |--0.82%-- 0x7fa5682692c0
                          |          fseeko
                          |          0x7fff41389313
                          |          
                          |--0.70%-- 0x7f41d96309d3
                          |          _int_malloc
                          |          0x600000055
                          |          
                          |--0.64%-- 0x403940
                          |          0x403940
                          |          
                          |--0.57%-- 0x7f4c21ae99d3
                          |          _int_malloc
                          |          0x4723c8
                          |          
                          |--0.54%-- 0x7fa0f0c80964
                          |          _dl_cache_libcmp
                          |          
                          |--0.54%-- 0x7f2a5589aa1d
                          |          _dl_sysdep_start
                          |          _dl_start_user
                          |          
                          |--0.54%-- 0x7fb0ff65a9d3
                          |          _int_malloc
                          |          0x6021
                          |          
                          |--0.54%-- 0x7f01d92419d3
                          |          _int_malloc
                          |          0xb0000003a
                          |          
                          |--0.54%-- 0x7fe86ac619d3
                          |          _int_malloc
                          |          (nil)
                          |          0xaaa368
                          |          (nil)
                          |          (nil)
                          |          0xaa5f28
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa9a158
                          |          (nil)
                          |          0xa97898
                          |          (nil)
                          |          (nil)
                          |          0xa92918
                          |          (nil)
                          |          (nil)
                          |          0xa8dcf8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa7ffc8
                          |          (nil)
                          |          0xa7d9e8
                          |          (nil)
                          |          (nil)
                          |          0xa787c8
                          |          (nil)
                          |          (nil)
                          |          0xa73bc8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa6c6c8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa60d58
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa59a98
                          |          (nil)
                          |          (nil)
                          |          0xa54948
                          |          (nil)
                          |          (nil)
                          |          0xa4faf8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa48898
                          |          (nil)
                          |          0xa460c8
                          |          (nil)
                          |          0xa436a8
                          |          (nil)
                          |          (nil)
                          |          0xa3e8e8
                          |          (nil)
                          |          0xa3bf88
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa35208
                          |          (nil)
                          |          (nil)
                          |          0xa302d8
                          |          (nil)
                          |          (nil)
                          |          0xa2b788
                          |          (nil)
                          |          (nil)
                          |          0xa266a8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa1f338
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0xa0fab8
                          |          (nil)
                          |          (nil)
                          |          0xa0aa88
                          |          (nil)
                          |          (nil)
                          |          0xa05ba8
                          |          (nil)
                          |          0xa03338
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9fc748
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9f2fd8
                          |          (nil)
                          |          (nil)
                          |          0x9edd68
                          |          (nil)
                          |          (nil)
                          |          0x9e9248
                          |          (nil)
                          |          0x9e68c8
                          |          (nil)
                          |          (nil)
                          |          0x9e1ab8
                          |          (nil)
                          |          (nil)
                          |          0x9dc9d8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9cf778
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9c18f8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9ba3f8
                          |          (nil)
                          |          0x9b7b68
                          |          (nil)
                          |          0x9b50e8
                          |          (nil)
                          |          (nil)
                          |          0x9b00d8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9a5398
                          |          (nil)
                          |          0x9a28a8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9971a8
                          |          (nil)
                          |          0x9946f8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x98d4c8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9839e8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x979f28
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x967ec8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x960ca8
                          |          (nil)
                          |          0x95e2c8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x953530
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9454c8
                          |          (nil)
                          |          (nil)
                          |          0x940818
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x939168
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x92f518
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9281b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x920cc8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x9096d0
                          |          (nil)
                          |          0x906ee8
                          |          (nil)
                          |          (nil)
                          |          0x902a98
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x8fb918
                          |          (nil)
                          |          0x8f9018
                          |          (nil)
                          |          
                          |--0.53%-- 0x7f3737e87232
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--0.53%-- 0x7ffbe2edb3b8
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--0.53%-- 0x7f922a04a008
                          |          bfd_section_from_shdr
                          |          
                          |--0.53%-- 0x7f5498f739d3
                          |          _int_malloc
                          |          (nil)
                          |          (nil)
                          |          0x7da588
                          |          (nil)
                          |          0x7d7a48
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7d08f8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7c9498
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7c1118
                          |          (nil)
                          |          (nil)
                          |          0x7bcbe8
                          |          (nil)
                          |          (nil)
                          |          0x7b86f8
                          |          (nil)
                          |          0x7b5db8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7ac288
                          |          (nil)
                          |          (nil)
                          |          0x7a7298
                          |          (nil)
                          |          (nil)
                          |          0x7a2328
                          |          (nil)
                          |          (nil)
                          |          0x79d418
                          |          (nil)
                          |          (nil)
                          |          0x798388
                          |          (nil)
                          |          0x795ad8
                          |          (nil)
                          |          (nil)
                          |          0x790c08
                          |          (nil)
                          |          0x78e3d8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x784a08
                          |          (nil)
                          |          (nil)
                          |          0x77fc68
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7786d8
                          |          (nil)
                          |          (nil)
                          |          0x7737b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x76c4b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x762918
                          |          (nil)
                          |          (nil)
                          |          0x75dae8
                          |          (nil)
                          |          0x75b218
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x754458
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x61b178
                          |          0x61a5f0
                          |          0x61a5f0
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x609e08
                          |          0x609cb8
                          |          (nil)
                          |          
                          |--0.52%-- 0x7ff64ac9356e
                          |          _int_realloc
                          |          (nil)
                          |          0x7786d8
                          |          (nil)
                          |          (nil)
                          |          0x7737b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x76c4b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x762918
                          |          (nil)
                          |          (nil)
                          |          0x75dae8
                          |          (nil)
                          |          0x75b218
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x754458
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x61b178
                          |          0x61a5f0
                          |          0x61a5f0
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x609e08
                          |          0x609cb8
                          |          (nil)
                          |          
                          |--0.52%-- 0x7f6a0d59e9d3
                          |          _int_malloc
                          |          0xb0000003a
                          |          
                          |--0.52%-- 0x7f08efc60cba
                          |          vfprintf
                          |          __GI___vsprintf_chk
                          |          
                          |--0.51%-- 0x7f6cbfca30db
                          |          __GI___mempcpy
                          |          
                          |--0.51%-- 0x7f6cd4d8f9d3
                          |          _int_malloc
                          |          (nil)
                          |          0x7ac288
                          |          (nil)
                          |          (nil)
                          |          0x7a7298
                          |          (nil)
                          |          (nil)
                          |          0x7a2328
                          |          (nil)
                          |          (nil)
                          |          0x79d418
                          |          (nil)
                          |          (nil)
                          |          0x798388
                          |          (nil)
                          |          0x795ad8
                          |          (nil)
                          |          (nil)
                          |          0x790c08
                          |          (nil)
                          |          0x78e3d8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x784a08
                          |          (nil)
                          |          (nil)
                          |          0x77fc68
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7786d8
                          |          (nil)
                          |          (nil)
                          |          0x7737b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x76c4b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x762918
                          |          (nil)
                          |          (nil)
                          |          0x75dae8
                          |          (nil)
                          |          0x75b218
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x754458
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x61b178
                          |          0x61a5f0
                          |          0x61a5f0
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x609e08
                          |          0x609cb8
                          |          (nil)
                          |          
                          |--0.51%-- 0x7f10448789d3
                          |          _int_malloc
                          |          (nil)
                          |          0x7e17a8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7da588
                          |          (nil)
                          |          0x7d7a48
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7d08f8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7c9498
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7c1118
                          |          (nil)
                          |          (nil)
                          |          0x7bcbe8
                          |          (nil)
                          |          (nil)
                          |          0x7b86f8
                          |          (nil)
                          |          0x7b5db8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7ac288
                          |          (nil)
                          |          (nil)
                          |          0x7a7298
                          |          (nil)
                          |          (nil)
                          |          0x7a2328
                          |          (nil)
                          |          (nil)
                          |          0x79d418
                          |          (nil)
                          |          (nil)
                          |          0x798388
                          |          (nil)
                          |          0x795ad8
                          |          (nil)
                          |          (nil)
                          |          0x790c08
                          |          (nil)
                          |          0x78e3d8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x784a08
                          |          (nil)
                          |          (nil)
                          |          0x77fc68
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x7786d8
                          |          (nil)
                          |          (nil)
                          |          0x7737b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x76c4b8
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x762918
                          |          (nil)
                          |          (nil)
                          |          0x75dae8
                          |          (nil)
                          |          0x75b218
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x754458
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x61b178
                          |          0x61a5f0
                          |          0x61a5f0
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          (nil)
                          |          0x609e08
                          |          0x609cb8
                          |          (nil)
                          |          
                          |--0.51%-- 0x7faf6a70b00b
                          |          __GI___mempcpy
                          |          _nl_find_locale
                          |          __GI_setlocale
                          |          0x402263
                          |          
                          |--0.51%-- 0x7f1163b0c3b8
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--0.51%-- 0x7f7a92e789d3
                          |          _int_malloc
                          |          0x1300000049
                          |          
                          |--0.50%-- 0x7f1f847483e8
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--0.50%-- 0x7fb427391398
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--0.50%-- 0x7faaf487b9d3
                          |          _int_malloc
                          |          0x7fff8b6e4313
                          |          
                          |--0.50%-- 0x7f742d676ec0
                          |          bfd_elf64_slurp_symbol_table
                          |          0x7f742cc9f080
                          |          0x6153eb
                          |          0x7fff04943313
                           --56.99%-- [...]

     1.67%        134         postgres  [kernel.kallsyms]     [k] copy_user_generic_string
                   |
                   --- copy_user_generic_string
                      |          
                      |--93.08%-- 0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          |          
                      |          |--89.20%-- 0xffffffffa0554e96
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --10.80%-- 0xffffffffa0553f90
                      |                     0xffffffffa05715f4
                      |                     0xffffffffa04c61ab
                      |                     vfs_read
                      |                     sys_read
                      |                     system_call_fastpath
                      |                     0x7fb873db55d0
                      |                     __GI___read
                      |          
                       --6.92%-- 0xffffffffa04bfe4b
                                 0xffffffffa04c021c
                                 0xffffffffa0550363
                                 0xffffffffa056db9c
                                 0xffffffffa04c5dcb
                                 vfs_write
                                 sys_write
                                 system_call_fastpath
                                 0x7fb873db5630
                                 __GI___libc_write

     1.57%        125         postgres  [kernel.kallsyms]     [k] clear_page_c
                   |
                   --- clear_page_c
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                      |          
                      |--97.53%-- 0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --2.47%-- 0xffffffffa0553f90
                                 0xffffffffa05715f4
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     1.56%          1        addr2line  libbfd-2.23.1.so      [.] read_unsigned_leb128
                       |
                       --- read_unsigned_leb128
                          |          
                          |--19.53%-- (nil)
                          |          
                          |--9.00%-- 0x400000000
                          |          
                          |--8.36%-- 0x300000000
                          |          
                          |--8.22%-- 0x200000001
                          |          
                          |--7.05%-- 0x100000000
                          |          
                          |--6.89%-- 0x400000001
                          |          
                          |--6.52%-- 0x100000001
                          |          
                          |--6.20%-- 0x500000001
                          |          
                          |--6.05%-- 0x200000000
                          |          
                          |--5.87%-- 0x1
                          |          
                          |--5.43%-- 0x300000001
                          |          
                          |--4.49%-- 0x500000000
                          |          
                          |--2.19%-- 0x900000001
                          |          
                          |--1.98%-- 0x700000001
                          |          
                          |--1.69%-- 0x600000001
                          |          
                           --0.53%-- 0xa00000001

     1.35%        110         postgres  postgres              [.] ExecMakeFunctionResultNoSets
                   |
                   --- ExecMakeFunctionResultNoSets
                      |          
                      |--90.64%-- ExecQual
                      |          |          
                      |          |--98.95%-- BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --1.05%-- ExecScanHashBucket
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --9.36%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     1.29%          1        addr2line  libc-2.11.3.so        [.] _int_malloc
                         |
                         --- _int_malloc
                            |          
                            |--57.24%-- (nil)
                            |          |          
                            |          |--32.00%-- phash_search
                            |          |          
                            |          |--27.83%-- 0x45
                            |          |          
                            |          |--25.10%-- 0x4553
                            |          |          
                            |           --15.06%-- 0x2f656c61636f6c2f
                            |          
                            |--3.33%-- 0x7f91bdefff18
                            |          0x7f91bdefff08
                            |          0x7f91bdeffef8
                            |          0x7ec1b0
                            |          0x171e1
                            |          
                            |--2.76%-- 0x7fc652845f18
                            |          |          
                            |          |--53.94%-- 0x7fc652845f08
                            |          |          0x7fc652845ef8
                            |          |          0x955de0
                            |          |          0x9f1
                            |          |          
                            |           --46.06%-- 0x6083b0
                            |                     0x21
                            |          
                            |--2.50%-- 0x7fd53dbc2f18
                            |          0x7fd53dbc2f08
                            |          0x7fd53dbc2ef8
                            |          0x8f3450
                            |          0x6661
                            |          
                            |--2.42%-- 0x7f3a0ea10f18
                            |          0x7f3a0ea10f08
                            |          0x7f3a0ea10ef8
                            |          0x7ec1b0
                            |          0x17511
                            |          
                            |--2.33%-- 0x7ff09ecd4f18
                            |          0x7ff09ecd4f08
                            |          0x7ff09ecd4ef8
                            |          0x7ec1b0
                            |          0x108d1
                            |          
                            |--2.13%-- 0x7f68560770e8
                            |          0x7f68560770d8
                            |          0x7f68560770c8
                            |          0x7f68560770b8
                            |          0x7f68560770a8
                            |          0x7f6856077098
                            |          0x7f6856077088
                            |          0x7f6856077078
                            |          0x7f6856077068
                            |          0x7f6856077058
                            |          0x7f6856077048
                            |          0x7f6856077038
                            |          0x7f6856077028
                            |          0x7f6856077018
                            |          0x7f6856077008
                            |          0x7f6856076ff8
                            |          0x7f6856076fe8
                            |          0x7f6856076fd8
                            |          0x7f6856076fc8
                            |          0x7f6856076fb8
                            |          0x7f6856076fa8
                            |          0x7f6856076f98
                            |          0x7f6856076f88
                            |          0x7f6856076f78
                            |          0x7f6856076f68
                            |          0x7f6856076f58
                            |          0x7f6856076f48
                            |          0x7f6856076f38
                            |          0x7f6856076f28
                            |          0x7f6856076f18
                            |          0x6083b0
                            |          0x21
                            |          
                            |--1.99%-- 0x7f32f2703f18
                            |          0x7f32f2703f08
                            |          0x7f32f2703ef8
                            |          0x7ec1b0
                            |          0x15d41
                            |          
                            |--1.97%-- 0x7f037c4a9f18
                            |          0x6083b0
                            |          0x21
                            |          
                            |--1.96%-- 0x7f7c4de59f18
                            |          0x7f7c4de59f08
                            |          0x7f7c4de59ef8
                            |          0x7e22f0
                            |          0xa901
                            |          
                            |--1.77%-- 0x7f7a7fe5bf18
                            |          0x7f7a7fe5bf08
                            |          0x7f7a7fe5bef8
                            |          0x955de0
                            |          0x17831
                            |          
                            |--1.75%-- 0x7f60000001d8
                            |          (nil)
                            |          
                            |--1.52%-- 0x7fde9b76ff18
                            |          0x7fde9b76ff08
                            |          0x7fde9b76fef8
                            |          0x955de0
                            |          0x6e81
                            |          
                            |--1.48%-- 0x7fd309acdf18
                            |          0x7fd309acdf08
                            |          0x7fd309acdef8
                            |          0x955de0
                            |          0x1ee51
                            |          
                            |--1.47%-- 0x7f483f945f18
                            |          0x7f483f945f08
                            |          0x7f483f945ef8
                            |          0x955de0
                            |          0x1e4b1
                            |          
                            |--1.43%-- 0x7f4aadf0df18
                            |          0x7f4aadf0df08
                            |          0x7f4aadf0def8
                            |          0x90a450
                            |          0xe831
                            |          
                            |--1.36%-- 0x7fe61e616f18
                            |          0x7fe61e616f08
                            |          0x7fe61e616ef8
                            |          0x826fc0
                            |          0x152e1
                            |          
                            |--1.28%-- 0x7f05ebca0f18
                            |          0x7f05ebca0f08
                            |          0x7f05ebca0ef8
                            |          0x826fc0
                            |          0xda21
                            |          
                            |--1.20%-- 0x7fdbee6b9f18
                            |          0x6083b0
                            |          0x21
                            |          
                            |--1.10%-- 0x7f5d5580ef18
                            |          0x7f5d5580ef08
                            |          0x7f5d5580eef8
                            |          0x7ec1b0
                            |          0x1b5c1
                            |          
                            |--0.85%-- 0x7fbea3b34f38
                            |          0x7fbea3b34f28
                            |          0x7fbea3b34f18
                            |          0x7fbea3b34f08
                            |          0x7fbea3b34ef8
                            |          0x698240
                            |          0x1f931
                            |          
                            |--0.81%-- 0x7f80b6f82f18
                            |          0x6083b0
                            |          0x21
                            |          
                            |--0.75%-- 0x7ff92a8c1f08
                            |          0x7ff92a8c1ef8
                            |          0x6a5130
                            |          0x12451
                            |          
                            |--0.68%-- 0x7f2606f01f18
                            |          0x7f2606f01f08
                            |          0x7f2606f01ef8
                            |          0x7ec1b0
                            |          0x11dd1
                             --3.92%-- [...]

     1.28%        103         postgres  postgres              [.] CHashInsert
                   |
                   --- CHashInsert
                       BufTableInsert
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     1.24%         98         postgres  postgres              [.] slot_getattr
                   |
                   --- slot_getattr
                      |          
                      |--97.92%-- ExecMakeFunctionResultNoSets
                      |          ExecQual
                      |          |          
                      |          |--98.96%-- BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --1.04%-- ExecScanHashBucket
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--1.04%-- ExecHashGetHashValue
                      |          MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --1.04%-- ExecQual
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     1.16%          1        addr2line  ld-2.11.3.so          [.] _dl_relocate_object
                         |
                         --- _dl_relocate_object
                            |          
                            |--99.98%-- dl_main
                            |          _dl_sysdep_start
                            |          0x40
                             --0.02%-- [...]

     0.91%         75         postgres  postgres              [.] GetPrivateRefCountEntry
                   |
                   --- GetPrivateRefCountEntry
                      |          
                      |--53.13%-- ReleaseBuffer
                      |          ExecClearTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--30.82%-- IncrBufferRefCount
                      |          ExecStoreTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--5.65%-- ExecStoreTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--4.24%-- PinBuffer_Locked
                      |          ReadBuffer_common
                      |          ReadBufferExtended
                      |          |          
                      |          |--66.54%-- BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --33.46%-- heapgetpage
                      |                     heapgettup_pagemode
                      |                     heap_getnext
                      |                     SeqNext
                      |                     ExecScan
                      |                     ExecProcNode
                      |                     MultiExecHash
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--2.84%-- ExecClearTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--2.83%-- UnpinBuffer
                      |          ReleaseAndReadBuffer
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                       --0.48%-- [...]

     0.89%          1        addr2line  [kernel.kallsyms]     [k] find_get_page
                       |
                       --- find_get_page
                          |          
                          |--74.89%-- do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          |          
                          |          |--1.81%-- 0x7fde5f7295d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.55%-- 0x7f3f8906b5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.52%-- 0x7fc942ce05d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.51%-- 0x7f35dae985d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.51%-- 0x7f7333f0b5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.50%-- 0x7f6237af85d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.49%-- 0x7f02bcb375d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.49%-- 0x7f7e281945d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.47%-- 0x7f866a7df5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.47%-- 0x7f262e5dc5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.47%-- 0x7f57921d55d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.46%-- 0x7fdd83fdb5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.46%-- 0x7f86e6bd45d0
                          |          |          __GI___read
                          |          |          0x7b0930
                          |          |          
                          |          |--1.46%-- 0x7f872e94a5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.43%-- 0x7f7a271f85d0
                          |          |          __GI___read
                          |          |          |          
                          |          |          |--68.20%-- 0x7d00000000000
                          |          |          |          
                          |          |           --31.80%-- 0xae560f48000069f8
                          |          |          
                          |          |--1.42%-- 0x7f31d853d5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.41%-- 0x7fec1f17f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.37%-- 0x7f98855ce5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.37%-- 0x7f3b58eb85d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.35%-- 0x7f8ecfd215d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.35%-- 0x7f1d7de515d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.33%-- 0x7faefef8a5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.33%-- 0x7f7e1561a5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.32%-- 0x7fd1271985d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.32%-- 0x7f66aa7ee5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.30%-- 0x7f29c87305d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.27%-- 0x7fae998dd5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.26%-- 0x7fec4a1575d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.26%-- 0x7f5fbc0b25d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.24%-- 0x7f780a19d5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.23%-- 0x7f765a5705d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.23%-- 0x7f489c88a5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.21%-- 0x7f1aa3a695d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.20%-- 0x7f2d3e7f05d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.15%-- 0x7f0ad1a8f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.11%-- 0x7f43cdb5f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.10%-- 0x7fac62ef45d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--1.09%-- 0x7fe2861fc5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.04%-- 0x7f203fbd55d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--1.00%-- 0x7feadcb9c5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.99%-- 0x7f5e0bd585d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--0.99%-- 0x7fca0264e5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.97%-- 0x7fca15e085d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.93%-- 0x7f7be92b85d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.92%-- 0x7fb3afdbf5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.91%-- 0x7f054eb885d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--0.83%-- 0x7fbe8e3765d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.81%-- 0x7fb3389f15d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.80%-- 0x7f552c6475d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--0.79%-- 0x7f34603f85d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--0.75%-- 0x7f4852c635d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.75%-- 0x7f45cb7525d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.75%-- 0x7fe230bb25d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.74%-- 0x7f4c35dd55d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--0.74%-- 0x7fad06cb55d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.70%-- 0x7fc28cb185d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.70%-- 0x7fa4c03c75d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.69%-- 0x7ff3731175d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.68%-- 0x7f7a842a45d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.67%-- 0x7f6f944d15d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.66%-- 0x7f8e32a965d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.66%-- 0x7fec1c1bc5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.65%-- 0x7f8247ef15d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.64%-- 0x7f7d053085d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.61%-- 0x7f5d0c8755d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.59%-- 0x7fd23d1fe5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.59%-- 0x7f8f9fb585d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.59%-- 0x7fd0710435d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.58%-- 0x7ff8e84135d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.57%-- 0x7fd5467845d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.57%-- 0x7f99838505d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.57%-- 0x7f3cd67f35d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.57%-- 0x7f28cecf15d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.57%-- 0x7fca5b2d95d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.57%-- 0x7f59113fb5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.57%-- 0x7f61883c65d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--0.56%-- 0x7ff2d42df5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.56%-- 0x7fba795e05d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.56%-- 0x7f1e2c3625d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.55%-- 0x7f2c0e7ea5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.55%-- 0x7f529d5875d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.53%-- 0x7f20a3f3d5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--0.52%-- 0x7f9e5e2835d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |           --16.63%-- [...]
                          |          
                          |--24.98%-- filemap_fault
                          |          __do_fault
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--7.92%-- 0x401ffe
                          |          |          0x401ffe
                          |          |          
                          |          |--4.87%-- 0x4358e0
                          |          |          initialize_job_control
                          |          |          
                          |          |--4.84%-- 0x7f2abdcdb569
                          |          |          __GI___libc_close
                          |          |          
                          |          |--4.59%-- 0x7f4a30016bd5
                          |          |          _dl_lookup_symbol_x
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--4.58%-- 0x7fd6e60483b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--4.49%-- 0x7fd7fedec42e
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--4.49%-- 0x7f3cdaf11848
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--4.43%-- 0x7f2abdc82bd0
                          |          |          __GI__IO_iter_begin
                          |          |          _IO_new_proc_open
                          |          |          
                          |          |--4.06%-- 0x7f349ecc93b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--3.96%-- 0x7f5dbb1e842e
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--3.90%-- 0x7f516b5fa398
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--2.93%-- 0x7ff6240553b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--2.93%-- 0x7f94e5fb3040
                          |          |          _dl_setup_hash
                          |          |          _dl_start_user
                          |          |          
                          |          |--2.59%-- 0x7f263b5a2170
                          |          |          __hash_string
                          |          |          0x7f263b697a33
                          |          |          
                          |          |--2.09%-- 0x7f2ff4577da0
                          |          |          0x7f2ff4577da0
                          |          |          
                          |          |--1.97%-- 0x7f779fde26d0
                          |          |          __malloc
                          |          |          
                          |          |--1.87%-- 0x7f01a3fc716a
                          |          |          __strcmp_sse2
                          |          |          
                          |          |--1.85%-- 0x7f48dcfeb0dc
                          |          |          _nl_intern_locale_data
                          |          |          
                          |          |--1.74%-- 0x7f092577b700
                          |          |          __bindtextdomain
                          |          |          
                          |          |--1.63%-- 0x7fe1b31f11d0
                          |          |          __argz_stringify
                          |          |          
                          |          |--1.53%-- 0x7f5fa323b460
                          |          |          _nl_explode_name
                          |          |          __GI_setlocale
                          |          |          set_default_locale
                          |          |          
                          |          |--1.35%-- clear_user
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          |          
                          |          |          |--94.81%-- 0x7f2abdcb6a57
                          |          |          |          0x7f2abdcb6a57
                          |          |          |          
                          |          |           --5.19%-- 0x7fdb8b77ea57
                          |          |                     0x7fdb8b77ea57
                          |          |          
                          |          |--1.05%-- 0x7fa8f13d8b40
                          |          |          __gconv_read_conf
                          |          |          _nl_find_locale
                          |          |          
                          |          |--1.04%-- 0x42ed90
                          |          |          initialize_shell_variables
                          |          |          
                          |          |--0.99%-- 0x7fe87a2efd40
                          |          |          init_cacheinfo
                          |          |          0x7fff5e3ec37a
                          |          |          0x73656c2f6374652f
                          |          |          
                          |          |--0.96%-- 0x7f549c855b6a
                          |          |          _dl_load_cache_lookup
                          |          |          
                          |          |--0.92%-- 0x7f6a4a4fa398
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--0.88%-- 0x7fd82245a2c0
                          |          |          vfprintf
                          |          |          (nil)
                          |          |          
                          |          |--0.83%-- 0x7f61afca942e
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--0.83%-- 0x7f6366e323ad
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--0.81%-- 0x7feff8347525
                          |          |          match_symbol
                          |          |          _dl_check_map_versions
                          |          |          _dl_check_all_versions
                          |          |          
                          |          |--0.80%-- 0x7fe79b7d8f7f
                          |          |          _nl_intern_locale_data
                          |          |          
                          |          |--0.79%-- 0x7f8abf738964
                          |          |          _dl_cache_libcmp
                          |          |          
                          |          |--0.78%-- 0x7fc8e8bfcf7f
                          |          |          _nl_intern_locale_data
                          |          |          
                          |          |--0.77%-- 0x7f50be2169c5
                          |          |          do_lookup_x
                          |          |          
                          |          |--0.77%-- 0x7f9f994cc64e
                          |          |          vfprintf
                          |          |          __GI___vsnprintf_chk
                          |          |          (nil)
                          |          |          
                          |          |--0.76%-- 0x7ff9147fbf7f
                          |          |          _nl_intern_locale_data
                          |          |          
                          |          |--0.74%-- 0x4453a0
                          |          |          initialize_traps
                          |          |          
                          |          |--0.73%-- 0x4533a0
                          |          |          set_default_locale
                          |          |          
                          |          |--0.67%-- 0x7fb2c954942e
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--0.57%-- 0x7fae9f42d42e
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--0.55%-- 0x7f06707e5240
                          |          |          _int_malloc
                          |          |          0x7f0670adef08
                          |          |          0x7f0670adeef8
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          (nil)
                          |          |          
                          |          |--0.54%-- 0x7f41591a0bb8
                          |          |          _dl_lookup_symbol_x
                          |          |          _dl_fixup
                          |           --8.62%-- [...]
                           --0.14%-- [...]

     0.85%          1        addr2line  libc-2.11.3.so        [.] __GI_memset
                  |
                  --- __GI_memset
                     |          
                      --100.00%-- 0x6a66d0

     0.84%         68         postgres  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                   |
                   --- _raw_spin_lock_irqsave
                      |          
                      |--46.34%-- up
                      |          |          
                      |          |--23.08%-- 0xffffffffa05a17a1
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--17.62%-- 0xffffffffa0513c8d
                      |          |          |          
                      |          |          |--56.38%-- 0xffffffffa052e859
                      |          |          |          0xffffffffa059f09d
                      |          |          |          0xffffffffa05a18a9
                      |          |          |          0xffffffffa05a1a2d
                      |          |          |          0xffffffffa04b565a
                      |          |          |          read_pages
                      |          |          |          __do_page_cache_readahead
                      |          |          |          force_page_cache_readahead
                      |          |          |          sys_fadvise64_64
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db9e5d
                      |          |          |          posix_fadvise
                      |          |          |          
                      |          |           --43.62%-- 0xffffffffa059eaa9
                      |          |                     0xffffffffa05a18a9
                      |          |                     0xffffffffa05a1a2d
                      |          |                     0xffffffffa04b565a
                      |          |                     read_pages
                      |          |                     __do_page_cache_readahead
                      |          |                     force_page_cache_readahead
                      |          |                     sys_fadvise64_64
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db9e5d
                      |          |                     posix_fadvise
                      |          |          
                      |          |--16.55%-- 0xffffffffa0541942
                      |          |          |          
                      |          |          |--80.06%-- 0xffffffffa051f20f
                      |          |          |          0xffffffffa05a170c
                      |          |          |          0xffffffffa05a1a2d
                      |          |          |          0xffffffffa04b565a
                      |          |          |          read_pages
                      |          |          |          __do_page_cache_readahead
                      |          |          |          force_page_cache_readahead
                      |          |          |          sys_fadvise64_64
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db9e5d
                      |          |          |          posix_fadvise
                      |          |          |          
                      |          |           --19.94%-- 0xffffffffa05718be
                      |          |                     0xffffffffa04c61ab
                      |          |                     vfs_read
                      |          |                     sys_read
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db55d0
                      |          |                     __GI___read
                      |          |          
                      |          |--9.91%-- 0xffffffffa056f364
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |          |--6.62%-- 0xffffffffa0570c42
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |          |--6.61%-- 0xffffffffa04b5723
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--6.60%-- 0xffffffffa059eb1e
                      |          |          0xffffffffa05a18a9
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--6.40%-- 0xffffffffa051f3b9
                      |          |          0xffffffffa05a17f1
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--3.30%-- 0xffffffffa0560b7f
                      |          |          0xffffffffa04aeb14
                      |          |          0xffffffffa04c602f
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --3.29%-- 0xffffffffa059eb0c
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--42.03%-- down
                      |          0xffffffffa04a89cf
                      |          |          
                      |          |--36.77%-- 0xffffffffa051f54e
                      |          |          |          
                      |          |          |--50.52%-- 0xffffffffa0541346
                      |          |          |          |          
                      |          |          |          |--39.35%-- 0xffffffffa051f3b9
                      |          |          |          |          0xffffffffa05a17f1
                      |          |          |          |          0xffffffffa05a1a2d
                      |          |          |          |          0xffffffffa04b565a
                      |          |          |          |          read_pages
                      |          |          |          |          __do_page_cache_readahead
                      |          |          |          |          force_page_cache_readahead
                      |          |          |          |          sys_fadvise64_64
                      |          |          |          |          system_call_fastpath
                      |          |          |          |          0x7fb873db9e5d
                      |          |          |          |          posix_fadvise
                      |          |          |          |          
                      |          |          |          |--38.38%-- 0xffffffffa0560b7f
                      |          |          |          |          0xffffffffa04aeb14
                      |          |          |          |          |          
                      |          |          |          |          |--51.02%-- 0xffffffffa04c5c49
                      |          |          |          |          |          vfs_write
                      |          |          |          |          |          sys_write
                      |          |          |          |          |          system_call_fastpath
                      |          |          |          |          |          0x7fb873db5630
                      |          |          |          |          |          __GI___libc_write
                      |          |          |          |          |          
                      |          |          |          |           --48.98%-- 0xffffffffa04c602f
                      |          |          |          |                     vfs_read
                      |          |          |          |                     sys_read
                      |          |          |          |                     system_call_fastpath
                      |          |          |          |                     0x7fb873db55d0
                      |          |          |          |                     __GI___read
                      |          |          |          |          
                      |          |          |          |--18.42%-- 0xffffffffa0570c42
                      |          |          |          |          0xffffffffa04c61ab
                      |          |          |          |          vfs_read
                      |          |          |          |          sys_read
                      |          |          |          |          system_call_fastpath
                      |          |          |          |          0x7fb873db55d0
                      |          |          |          |          __GI___read
                      |          |          |          |          
                      |          |          |           --3.85%-- 0xffffffffa056c402
                      |          |          |                     0xffffffffa04c5dcb
                      |          |          |                     vfs_write
                      |          |          |                     sys_write
                      |          |          |                     system_call_fastpath
                      |          |          |                     0x7fb873db5630
                      |          |          |                     __GI___libc_write
                      |          |          |          
                      |          |          |--39.55%-- 0xffffffffa054182c
                      |          |          |          |          
                      |          |          |          |--50.32%-- 0xffffffffa051f20f
                      |          |          |          |          0xffffffffa05a170c
                      |          |          |          |          0xffffffffa05a1a2d
                      |          |          |          |          0xffffffffa04b565a
                      |          |          |          |          read_pages
                      |          |          |          |          __do_page_cache_readahead
                      |          |          |          |          force_page_cache_readahead
                      |          |          |          |          sys_fadvise64_64
                      |          |          |          |          system_call_fastpath
                      |          |          |          |          0x7fb873db9e5d
                      |          |          |          |          posix_fadvise
                      |          |          |          |          
                      |          |          |           --49.68%-- 0xffffffffa05718be
                      |          |          |                     0xffffffffa04c61ab
                      |          |          |                     vfs_read
                      |          |          |                     sys_read
                      |          |          |                     system_call_fastpath
                      |          |          |                     0x7fb873db55d0
                      |          |          |                     __GI___read
                      |          |          |          
                      |          |           --9.93%-- 0xffffffffa053ac4a
                      |          |                     0xffffffffa051f34a
                      |          |                     0xffffffffa0560b17
                      |          |                     0xffffffffa04aeb14
                      |          |                     0xffffffffa04c602f
                      |          |                     vfs_read
                      |          |                     sys_read
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db55d0
                      |          |                     __GI___read
                      |          |          
                      |          |--23.18%-- 0xffffffffa0513b5f
                      |          |          |          
                      |          |          |--68.45%-- 0xffffffffa04b5723
                      |          |          |          read_pages
                      |          |          |          __do_page_cache_readahead
                      |          |          |          force_page_cache_readahead
                      |          |          |          sys_fadvise64_64
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db9e5d
                      |          |          |          posix_fadvise
                      |          |          |          
                      |          |           --31.55%-- 0xffffffffa059eb1e
                      |          |                     0xffffffffa05a18a9
                      |          |                     0xffffffffa05a1a2d
                      |          |                     0xffffffffa04b565a
                      |          |                     read_pages
                      |          |                     __do_page_cache_readahead
                      |          |                     force_page_cache_readahead
                      |          |                     sys_fadvise64_64
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db9e5d
                      |          |                     posix_fadvise
                      |          |          
                      |          |--18.23%-- 0xffffffffa05a1736
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--14.58%-- 0xffffffffa054b712
                      |          |          |          
                      |          |          |--49.99%-- 0xffffffffa059eede
                      |          |          |          0xffffffffa05a18a9
                      |          |          |          0xffffffffa05a1a2d
                      |          |          |          0xffffffffa04b565a
                      |          |          |          read_pages
                      |          |          |          __do_page_cache_readahead
                      |          |          |          force_page_cache_readahead
                      |          |          |          sys_fadvise64_64
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db9e5d
                      |          |          |          posix_fadvise
                      |          |          |          
                      |          |          |--25.06%-- 0xffffffffa056f54e
                      |          |          |          0xffffffffa04c61ab
                      |          |          |          vfs_read
                      |          |          |          sys_read
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db55d0
                      |          |          |          __GI___read
                      |          |          |          
                      |          |           --24.95%-- 0xffffffffa056f34a
                      |          |                     0xffffffffa04c61ab
                      |          |                     vfs_read
                      |          |                     sys_read
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db55d0
                      |          |                     __GI___read
                      |          |          
                      |           --7.24%-- 0xffffffffa0513be7
                      |                     0xffffffffa059eaa9
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--4.58%-- 0xffffffffa04be228
                      |          0xffffffffa0513b75
                      |          |          
                      |          |--66.63%-- 0xffffffffa059eb1e
                      |          |          0xffffffffa05a18a9
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --33.37%-- 0xffffffffa04b5723
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--3.16%-- pagevec_lru_move_fn
                      |          __lru_cache_add
                      |          |          
                      |          |--51.49%-- shmem_getpage_gfp
                      |          |          shmem_fault
                      |          |          __do_fault
                      |          |          handle_pte_fault
                      |          |          do_page_fault
                      |          |          page_fault
                      |          |          copy_user_generic_string
                      |          |          0xffffffffa04bfedc
                      |          |          0xffffffffa04c021c
                      |          |          0xffffffffa0554e96
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --48.51%-- add_to_page_cache_lru
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--3.07%-- 0x292
                      |          posix_fadvise
                      |          
                       --0.82%-- 0x296
                                 posix_fadvise

     0.82%         65         postgres  postgres              [.] ExecQual
                   |
                   --- ExecQual
                      |          
                      |--94.07%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --5.93%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.79%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_charge_common
                         |
                         --- mem_cgroup_charge_common
                            |          
                            |--96.89%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--53.47%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--2.57%-- 0x7f3f0ae685d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--2.56%-- 0x7f872e94a5d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--2.55%-- 0x7fb3f6a0c5d0
                            |          |          |          __GI___read
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--2.51%-- 0x7f0fd9cec5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.51%-- 0x7fbaabddb5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.48%-- 0x7ff54a7d35d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.47%-- 0x7f440623a5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.46%-- 0x7f94262ad5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--2.45%-- 0x7fd72faba5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.44%-- 0x7f50409d95d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.44%-- 0x7f0a320565d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--2.42%-- 0x7f69e1cee5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.41%-- 0x7f95720785d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.37%-- 0x7f3f337725d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--2.33%-- 0x7fa1b32a65d0
                            |          |          |          __GI___read
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--2.32%-- 0x7f0d34da85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.32%-- 0x7f667921c5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.32%-- 0x7f159703f5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.29%-- 0x7f4a136175d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.23%-- 0x7fc260f645d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--2.23%-- 0x7fa5abcef5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--2.20%-- 0x7f95a922c5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.20%-- 0x7faad50d85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.18%-- 0x7f3c04f7b5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.15%-- 0x7f3eeda815d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--2.08%-- 0x7f00b26f65d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.05%-- 0x7f8ced3b85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.86%-- 0x7ff67a0045d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--1.82%-- 0x7faa1d4f05d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--1.74%-- 0x7f2da60dd5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.60%-- 0x7f0e8cd155d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--1.54%-- 0x7fd252bbd5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.48%-- 0x7eff689345d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--1.28%-- 0x7f15568f85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.21%-- 0x7fbdbf4165d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--1.12%-- 0x7f6f1a9a15d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.12%-- 0x7f76c2bf75d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--1.10%-- 0x7f3338b875d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--1.09%-- 0x7f1a0c7d65d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.09%-- 0x7fd96c1895d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.05%-- 0x7f4aadc675d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--0.93%-- 0x7f1a1ab585d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--0.93%-- 0x7ff5b27fb5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.93%-- 0x7f3347fe35d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.93%-- 0x7f97c0ea45d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--0.92%-- 0x7f109467f5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--0.92%-- 0x7f1769b295d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--0.91%-- 0x7fee2d5fa5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--0.90%-- 0x7fc5cec705d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--0.84%-- 0x7f19bc8525d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--0.80%-- 0x7ff7bc7af5d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--0.75%-- 0x7fd18beaf5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.73%-- 0x7febe9d315d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.73%-- 0x7f0d893385d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.72%-- 0x7ff3dd1e55d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--0.68%-- 0x7f1ec41f65d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.60%-- 0x7fad795155d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--0.57%-- 0x7f080253b5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.56%-- 0x7f202884e5d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--0.55%-- 0x7f87839dd5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |           --2.46%-- [...]
                            |          |          
                            |          |--1.39%-- 0x7f95cd78d8f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x6681c0
                            |          |          
                            |          |--1.39%-- 0x7f185da7e56e
                            |          |          _int_realloc
                            |          |          0x4021
                            |          |          
                            |          |--1.38%-- 0x7f6117d8e9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.36%-- 0x7fb335eb69d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.36%-- 0x7f6c53e9c9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.33%-- 0x7f37fa3119d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.32%-- 0x7f4a304f19d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.32%-- 0x7f0ea5bc0dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.30%-- 0x7f16d65df9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.30%-- 0x7f2d6796a9d3
                            |          |          _int_malloc
                            |          |          
                            |          |--1.28%-- 0x7fec30b209d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.27%-- 0x7faddcef0dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.25%-- 0x7f93d9f94dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.25%-- 0x7fa3a52b49d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.20%-- 0x7fde32e319d3
                            |          |          _int_malloc
                            |          |          
                            |          |--1.19%-- 0x7f7bc8dbd9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.17%-- 0x7effac3d3dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.12%-- 0x7f91bdc0fdc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.10%-- 0x7f49d16ccdc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.09%-- 0x7fd127d6a4da
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          
                            |          |--0.90%-- 0x7f7a6bca99d3
                            |          |          _int_malloc
                            |          |          
                            |          |--0.89%-- 0x7f76c2ba39d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.86%-- 0x7f503cfa89d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.84%-- 0x7fbb96ee99d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.84%-- 0x7f83fc55156e
                            |          |          _int_realloc
                            |          |          0x1f021
                            |          |          
                            |          |--0.83%-- 0x7f719e1589d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.83%-- 0x7f84592f09d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.82%-- 0x7f73685fd9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.82%-- 0x7fbdcacfd9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.80%-- 0x7fb0f83029d3
                            |          |          _int_malloc
                            |          |          
                            |          |--0.79%-- 0x7ff0625ec9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.75%-- 0x7f0687e29dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--0.73%-- 0x7f52c69019d3
                            |          |          _int_malloc
                            |          |          
                            |          |--0.71%-- 0x7fbea90b69d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.70%-- 0x7fee720809d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.69%-- 0x7fa50321a9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.67%-- 0x7f25eca7356e
                            |          |          _int_realloc
                            |          |          0x1011
                            |          |          
                            |          |--0.65%-- 0x7fee7fbfd56e
                            |          |          _int_realloc
                            |          |          0x9011
                            |          |          
                            |          |--0.62%-- 0x7f7d052b49d3
                            |          |          _int_malloc
                            |          |          
                            |          |--0.61%-- 0x7f7b41e7c9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.59%-- 0x7f9729d6b9d3
                            |          |          _int_malloc
                            |          |          
                            |          |--0.58%-- 0x7fb3e5b309d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--0.54%-- 0x7f1ea40dfd58
                            |          |          __GI_memset
                            |           --4.06%-- [...]
                            |          
                            |--1.21%-- 0xffff883fbf95cd00
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--0.66%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          0x7f683f0d73b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                             --1.23%-- [...]

     0.79%          1        addr2line  libc-2.11.3.so        [.] malloc_consolidate
                         |
                         --- malloc_consolidate
                            |          
                            |--17.95%-- 0x51
                            |          
                            |--16.55%-- 0x31
                            |          
                            |--7.37%-- 0x50
                            |          
                            |--7.33%-- 0x61
                            |          
                            |--3.60%-- 0x71
                            |          
                            |--2.34%-- 0xff0
                            |          
                            |--2.28%-- 0x141
                            |          
                            |--2.20%-- 0x91
                            |          
                            |--2.04%-- 0x1e1
                            |          
                            |--1.79%-- 0xd1
                            |          
                            |--1.68%-- 0xf1
                            |          
                            |--1.41%-- 0x481
                            |          
                            |--1.39%-- 0x3e1
                            |          
                            |--1.38%-- 0x461
                            |          
                            |--1.38%-- 0x901
                            |          
                            |--1.38%-- 0xf81
                            |          
                            |--1.38%-- 0x6a1
                            |          
                            |--1.37%-- 0x181
                            |          
                            |--1.37%-- 0x5a1
                            |          
                            |--1.36%-- 0x2f1
                            |          
                            |--1.36%-- 0x81
                            |          
                            |--1.35%-- 0x201
                            |          
                            |--1.35%-- 0x251
                            |          
                            |--1.14%-- 0x941
                            |          
                            |--1.14%-- 0x411
                            |          
                            |--1.14%-- 0x781
                            |          
                            |--1.13%-- 0x241
                            |          
                            |--1.12%-- 0x821
                            |          
                            |--1.09%-- 0x70
                            |          
                            |--1.07%-- 0xdb1
                            |          
                            |--1.04%-- 0x121
                            |          
                            |--0.95%-- 0x261
                            |          
                            |--0.88%-- 0xe1
                            |          
                            |--0.88%-- 0x881
                            |          
                            |--0.88%-- 0xa1
                            |          
                            |--0.88%-- 0xc1
                            |          
                            |--0.87%-- 0x6b1
                            |          
                            |--0.87%-- 0x1d1
                            |          
                            |--0.87%-- 0x491
                            |          
                            |--0.83%-- 0xa11
                            |          
                            |--0.81%-- 0x2b1
                            |          
                             --0.79%-- 0x591

     0.78%         62         postgres  postgres              [.] ExecScanHashBucket
                   |
                   --- ExecScanHashBucket
                      |          
                      |--98.40%-- ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --1.60%-- ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.74%         59         postgres  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                   |
                   --- _raw_spin_unlock_irqrestore
                      |          
                      |--43.59%-- 0xffffffffa04a89cf
                      |          |          
                      |          |--35.62%-- 0xffffffffa051f54e
                      |          |          |          
                      |          |          |--44.47%-- 0xffffffffa0541346
                      |          |          |          |          
                      |          |          |          |--49.78%-- 0xffffffffa051f3b9
                      |          |          |          |          0xffffffffa05a17f1
                      |          |          |          |          0xffffffffa05a1a2d
                      |          |          |          |          0xffffffffa04b565a
                      |          |          |          |          read_pages
                      |          |          |          |          __do_page_cache_readahead
                      |          |          |          |          force_page_cache_readahead
                      |          |          |          |          sys_fadvise64_64
                      |          |          |          |          system_call_fastpath
                      |          |          |          |          0x7fb873db9e5d
                      |          |          |          |          posix_fadvise
                      |          |          |          |          
                      |          |          |          |--25.15%-- 0xffffffffa0560b7f
                      |          |          |          |          0xffffffffa04aeb14
                      |          |          |          |          0xffffffffa04c602f
                      |          |          |          |          vfs_read
                      |          |          |          |          sys_read
                      |          |          |          |          system_call_fastpath
                      |          |          |          |          0x7fb873db55d0
                      |          |          |          |          __GI___read
                      |          |          |          |          
                      |          |          |           --25.07%-- 0xffffffffa0570c42
                      |          |          |                     0xffffffffa04c61ab
                      |          |          |                     vfs_read
                      |          |          |                     sys_read
                      |          |          |                     system_call_fastpath
                      |          |          |                     0x7fb873db55d0
                      |          |          |                     __GI___read
                      |          |          |          
                      |          |          |--44.47%-- 0xffffffffa054182c
                      |          |          |          |          
                      |          |          |          |--75.01%-- 0xffffffffa05718be
                      |          |          |          |          0xffffffffa04c61ab
                      |          |          |          |          vfs_read
                      |          |          |          |          sys_read
                      |          |          |          |          system_call_fastpath
                      |          |          |          |          0x7fb873db55d0
                      |          |          |          |          __GI___read
                      |          |          |          |          
                      |          |          |           --24.99%-- 0xffffffffa056c554
                      |          |          |                     0xffffffffa04c5dcb
                      |          |          |                     vfs_write
                      |          |          |                     sys_write
                      |          |          |                     system_call_fastpath
                      |          |          |                     0x7fb873db5630
                      |          |          |                     __GI___libc_write
                      |          |          |          
                      |          |           --11.06%-- 0xffffffffa053ac4a
                      |          |                     0xffffffffa051f34a
                      |          |                     0xffffffffa0560b17
                      |          |                     0xffffffffa04aeb14
                      |          |                     0xffffffffa04c602f
                      |          |                     vfs_read
                      |          |                     sys_read
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db55d0
                      |          |                     __GI___read
                      |          |          
                      |          |--23.78%-- 0xffffffffa0513be7
                      |          |          0xffffffffa059eaa9
                      |          |          0xffffffffa05a18a9
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--15.75%-- 0xffffffffa054b712
                      |          |          |          
                      |          |          |--49.82%-- 0xffffffffa059eede
                      |          |          |          0xffffffffa05a18a9
                      |          |          |          0xffffffffa05a1a2d
                      |          |          |          0xffffffffa04b565a
                      |          |          |          read_pages
                      |          |          |          __do_page_cache_readahead
                      |          |          |          force_page_cache_readahead
                      |          |          |          sys_fadvise64_64
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db9e5d
                      |          |          |          posix_fadvise
                      |          |          |          
                      |          |          |--25.16%-- 0xffffffffa056f54e
                      |          |          |          0xffffffffa04c61ab
                      |          |          |          vfs_read
                      |          |          |          sys_read
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db55d0
                      |          |          |          __GI___read
                      |          |          |          
                      |          |           --25.02%-- 0xffffffffa056f34a
                      |          |                     0xffffffffa04c61ab
                      |          |                     vfs_read
                      |          |                     sys_read
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db55d0
                      |          |                     __GI___read
                      |          |          
                      |          |--11.69%-- 0xffffffffa0513b5f
                      |          |          0xffffffffa059eb1e
                      |          |          0xffffffffa05a18a9
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |          |--7.95%-- 0xffffffffa05a1736
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --5.21%-- 0xffffffffa05a1742
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--15.40%-- 0xffffffffa0513b75
                      |          |          
                      |          |--55.14%-- 0xffffffffa04b5723
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --44.86%-- 0xffffffffa059eb1e
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--6.45%-- 0xffffffffa0513c8d
                      |          |          
                      |          |--53.75%-- 0xffffffffa052e859
                      |          |          0xffffffffa059f09d
                      |          |          0xffffffffa05a18a9
                      |          |          0xffffffffa05a1a2d
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --46.25%-- 0xffffffffa059eaa9
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--5.19%-- 0xffffffffa051f3b9
                      |          0xffffffffa05a17f1
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--3.47%-- 0xffffffffa0570c42
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--3.47%-- 0xffffffffa056f364
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--3.46%-- 0xffffffffa0541942
                      |          |          
                      |          |--50.10%-- 0xffffffffa05718be
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --49.90%-- 0xffffffffa051f20f
                      |                     0xffffffffa05a170c
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--3.46%-- 0xffffffffa059eb0c
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--3.46%-- 0xffffffffa04b5723
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--3.45%-- 0xffffffffa05a17a1
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--3.42%-- 0xffffffffa0560b7f
                      |          0xffffffffa04aeb14
                      |          0xffffffffa04c602f
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--1.73%-- 0xffffffffa0554d92
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--1.72%-- 0xffffffffa053ac7c
                      |          0xffffffffa051f34a
                      |          0xffffffffa0560b17
                      |          0xffffffffa04aeb14
                      |          0xffffffffa04c5c49
                      |          vfs_write
                      |          sys_write
                      |          system_call_fastpath
                      |          0x7fb873db5630
                      |          __GI___libc_write
                      |          
                       --1.72%-- 0xffffffffa059eb1e
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.70%         57         postgres  postgres              [.] ExecEvalScalarVarFast
                   |
                   --- ExecEvalScalarVarFast
                      |          
                      |--50.93%-- ExecMakeFunctionResultNoSets
                      |          |          
                      |          |--96.48%-- ExecQual
                      |          |          BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --3.52%-- ExecMakeFunctionResultNoSets
                      |                     ExecProject
                      |                     advance_aggregates
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--45.41%-- ExecQual
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--1.83%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --1.83%-- ExecHashGetHashValue
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.67%       1140          swapper  [kernel.kallsyms]     [k] intel_idle
                    |
                    --- intel_idle
                       |          
                       |--99.97%-- cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                        --0.03%-- [...]

     0.67%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf64_slurp_symbol_table
                         |
                         --- bfd_elf64_slurp_symbol_table
                            |          
                            |--96.55%-- (nil)
                            |          
                            |--1.39%-- 0x7f40593cc080
                            |          0x6153eb
                            |          0x7fff574fe313
                            |          
                            |--0.55%-- 0x7f9a33314080
                            |          0x6153eb
                            |          0x7fffd5bdd313
                             --1.51%-- [...]

     0.66%         52         postgres  [kernel.kallsyms]     [k] shmem_getpage_gfp
                   |
                   --- shmem_getpage_gfp
                      |          
                      |--98.06%-- shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          |          
                      |          |--96.06%-- 0xffffffffa04bfedc
                      |          |          0xffffffffa04c021c
                      |          |          0xffffffffa0554e96
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --3.94%-- 0xffffffffa04bfe4b
                      |                     0xffffffffa04c021c
                      |                     0xffffffffa0550363
                      |                     0xffffffffa056db9c
                      |                     0xffffffffa04c5dcb
                      |                     vfs_write
                      |                     sys_write
                      |                     system_call_fastpath
                      |                     0x7fb873db5630
                      |                     __GI___libc_write
                      |          
                       --1.94%-- page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.64%         51         postgres  [kernel.kallsyms]     [k] page_fault
                   |
                   --- page_fault
                      |          
                      |--93.72%-- copy_user_generic_string
                      |          |          
                      |          |--97.86%-- 0xffffffffa04bfedc
                      |          |          0xffffffffa04c021c
                      |          |          |          
                      |          |          |--91.25%-- 0xffffffffa0554e96
                      |          |          |          0xffffffffa056facb
                      |          |          |          0xffffffffa04c61ab
                      |          |          |          vfs_read
                      |          |          |          sys_read
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db55d0
                      |          |          |          __GI___read
                      |          |          |          
                      |          |           --8.75%-- 0xffffffffa0553f90
                      |          |                     0xffffffffa05715f4
                      |          |                     0xffffffffa04c61ab
                      |          |                     vfs_read
                      |          |                     sys_read
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db55d0
                      |          |                     __GI___read
                      |          |          
                      |           --2.14%-- 0xffffffffa04bfe4b
                      |                     0xffffffffa04c021c
                      |                     0xffffffffa0550363
                      |                     0xffffffffa056db9c
                      |                     0xffffffffa04c5dcb
                      |                     vfs_write
                      |                     sys_write
                      |                     system_call_fastpath
                      |                     0x7fb873db5630
                      |                     __GI___libc_write
                      |          
                      |--2.01%-- 0x5bc4c5
                      |          ExecHashTableInsert
                      |          
                      |--2.00%-- 0x6776b1
                      |          StrategyGetBuffer
                      |          
                      |--1.99%-- 0x68ef01
                      |          LWLockAttemptLock
                       --0.29%-- [...]

     0.60%         48         postgres  postgres              [.] CHashBucketScan
                   |
                   --- CHashBucketScan
                      |          
                      |--89.59%-- CHashSearch
                      |          BufTableLookup
                      |          |          
                      |          |--97.62%-- PrefetchBuffer
                      |          |          BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --2.38%-- ReadBuffer_common
                      |                     ReadBufferExtended
                      |                     BitmapHeapNext
                      |                     ExecScan
                      |                     ExecProcNode
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--8.27%-- CHashDelete
                      |          BufTableDelete
                      |          ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --2.14%-- CHashInsert
                                 BufTableInsert
                                 ReadBuffer_common
                                 ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.58%         46         postgres  [kernel.kallsyms]     [k] get_page_from_freelist
                   |
                   --- get_page_from_freelist
                      |          
                      |--95.62%-- __alloc_pages_nodemask
                      |          |          
                      |          |--54.21%-- alloc_pages_current
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --45.79%-- alloc_pages_vma
                      |                     |          
                      |                     |--94.98%-- shmem_getpage_gfp
                      |                     |          shmem_fault
                      |                     |          __do_fault
                      |                     |          handle_pte_fault
                      |                     |          do_page_fault
                      |                     |          page_fault
                      |                     |          copy_user_generic_string
                      |                     |          0xffffffffa04bfedc
                      |                     |          0xffffffffa04c021c
                      |                     |          |          
                      |                     |          |--94.70%-- 0xffffffffa0554e96
                      |                     |          |          0xffffffffa056facb
                      |                     |          |          0xffffffffa04c61ab
                      |                     |          |          vfs_read
                      |                     |          |          sys_read
                      |                     |          |          system_call_fastpath
                      |                     |          |          0x7fb873db55d0
                      |                     |          |          __GI___read
                      |                     |          |          
                      |                     |           --5.30%-- 0xffffffffa0553f90
                      |                     |                     0xffffffffa05715f4
                      |                     |                     0xffffffffa04c61ab
                      |                     |                     vfs_read
                      |                     |                     sys_read
                      |                     |                     system_call_fastpath
                      |                     |                     0x7fb873db55d0
                      |                     |                     __GI___read
                      |                     |          
                      |                      --5.02%-- do_anonymous_page
                      |                                do_page_fault
                      |                                page_fault
                      |                                0x7fb873d6c834
                      |                                __GI_memcpy
                      |                                MultiExecHash
                      |                                ExecHashJoin
                      |                                ExecProcNode
                      |                                ExecAgg
                      |                                ExecProcNode
                      |                                standard_ExecutorRun
                      |                                ExplainOnePlan
                      |                                ExplainOneQuery
                      |                                ExplainQuery
                      |                                standard_ProcessUtility
                      |                                PortalRunUtility
                      |                                FillPortalStore
                      |                                PortalRun
                      |                                exec_simple_query
                      |                                PostgresMain
                      |                                ServerLoop
                      |                                PostmasterMain
                      |                                main
                      |                                __libc_start_main
                      |          
                       --4.38%-- 0xffff880390ca8d10
                                 __GI___read

     0.58%         48         postgres  postgres              [.] ExecClearTuple
                   |
                   --- ExecClearTuple
                      |          
                      |--77.94%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--19.83%-- ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --2.23%-- ExecProject
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.57%         47         postgres  postgres              [.] HeapTupleSatisfiesMVCC
                   |
                   --- HeapTupleSatisfiesMVCC
                      |          
                      |--79.93%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--17.82%-- ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --2.25%-- heapgetpage
                                 heapgettup_pagemode
                                 heap_getnext
                                 SeqNext
                                 ExecScan
                                 ExecProcNode
                                 MultiExecHash
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.56%          1        addr2line  [kernel.kallsyms]     [k] get_page_from_freelist
                         |
                         --- get_page_from_freelist
                            |          
                            |--99.26%-- __alloc_pages_nodemask
                            |          |          
                            |          |--97.37%-- alloc_pages_vma
                            |          |          |          
                            |          |          |--94.48%-- do_anonymous_page
                            |          |          |          |          
                            |          |          |          |--99.84%-- do_page_fault
                            |          |          |          |          page_fault
                            |          |          |          |          |          
                            |          |          |          |          |--41.43%-- file_read_actor
                            |          |          |          |          |          do_generic_file_read
                            |          |          |          |          |          generic_file_aio_read
                            |          |          |          |          |          do_sync_read
                            |          |          |          |          |          vfs_read
                            |          |          |          |          |          sys_read
                            |          |          |          |          |          system_call_fastpath
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--6.73%-- 0x7fd0f7f8b5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7b0930
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--5.10%-- 0x7fa4a9eed5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.95%-- 0x7fbe8b8475d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.91%-- 0x7f99720855d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xb0b000f0700000b
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.78%-- 0x7fb939bf35d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.72%-- 0x7fc893e795d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.71%-- 0x7ff1e9d065d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.57%-- 0x7fa693c485d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.57%-- 0x7fd2525265d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.56%-- 0x7fbd5caa15d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x69646e6550737365
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.50%-- 0x7f90ece145d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7b0930
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.39%-- 0x7f3eeda815d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.23%-- 0x7f69d33375d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--4.00%-- 0x7f3ea54945d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x69646e6550737365
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--3.55%-- 0x7fe92a20c5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.47%-- 0x7f60efa875d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.32%-- 0x7f5ba8e775d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.25%-- 0x7f068c0df5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xb0b000f0700000b
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.22%-- 0x7f46ff81f5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xb0b000f0700000b
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.19%-- 0x7ff13684c5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.14%-- 0x7fda061ef5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--2.11%-- 0x7fb2bd7c25d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.96%-- 0x7f054eb885d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.92%-- 0x7f0fe99e65d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.81%-- 0x7fc99954d5d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.55%-- 0x7f9943d405d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.39%-- 0x7f2fc5a575d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x69646e6550737365
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.27%-- 0x7f75453a55d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--1.09%-- 0x7ffab01215d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--0.96%-- 0x7f0e20f985d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--0.70%-- 0x7fd60d9945d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--0.69%-- 0x7ff78e7f85d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          0x69646e6550737365
                            |          |          |          |          |          |          
                            |          |          |          |          |           --0.69%-- 0x7f079f58e5d0
                            |          |          |          |          |                     __GI___read
                            |          |          |          |          |                     0x69646e6550737365
                            |          |          |          |          |          
                            |          |          |          |          |--2.57%-- 0x7f86e4f269d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          
                            |          |          |          |          |--2.23%-- 0x7ffcecfa5dc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--2.07%-- 0x7f3b61cea9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--2.06%-- 0x7fe429dd69d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--2.03%-- 0x7f7dd6b449d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          
                            |          |          |          |          |--2.01%-- 0x7f8900b1b9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.98%-- 0x7f006a2439d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.96%-- 0x7f5f291dadc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--1.96%-- 0x7f0acfaca9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.90%-- 0x7ff50a3149d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.89%-- 0x7fb668e05dc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--1.89%-- 0x7f5f904068f4
                            |          |          |          |          |          bfd_elf64_swap_symbol_in
                            |          |          |          |          |          0x88f4a0
                            |          |          |          |          |          
                            |          |          |          |          |--1.85%-- 0x7f8f19e8cdc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--1.85%-- 0x7f709303edc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--1.84%-- 0x7f3a4d0cb9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.82%-- 0x7fef80d2c9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.71%-- 0x7f3820098ec0
                            |          |          |          |          |          bfd_elf64_slurp_symbol_table
                            |          |          |          |          |          0x7f381f6c1080
                            |          |          |          |          |          0x6153eb
                            |          |          |          |          |          0x7fffdf282313
                            |          |          |          |          |          
                            |          |          |          |          |--1.68%-- 0x7fd739b2c9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.68%-- 0x7fa39c3e29d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.67%-- 0x7f4c2de6bdc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--1.61%-- 0x7fe6efcd39d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.47%-- 0x7f823feb29d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.28%-- 0x7f50b02f4c12
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          
                            |          |          |          |          |--1.27%-- 0x7fd49d4b49d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.10%-- 0x7fb26990d9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--1.07%-- 0x7effdfd92366
                            |          |          |          |          |          _dl_start
                            |          |          |          |          |          _dl_start_user
                            |          |          |          |          |          
                            |          |          |          |          |--1.06%-- 0x7fea7b42c56e
                            |          |          |          |          |          _int_realloc
                            |          |          |          |          |          0x1e011
                            |          |          |          |          |          
                            |          |          |          |          |--1.06%-- 0x7f736860056e
                            |          |          |          |          |          _int_realloc
                            |          |          |          |          |          0xa011
                            |          |          |          |          |          
                            |          |          |          |          |--0.95%-- 0x7fee2d5a69d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--0.93%-- 0x7fbbfc95b9d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          
                            |          |          |          |          |--0.86%-- 0x7f6d1fdd49d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--0.81%-- copy_user_generic_string
                            |          |          |          |          |          seq_read
                            |          |          |          |          |          proc_reg_read
                            |          |          |          |          |          vfs_read
                            |          |          |          |          |          sys_read
                            |          |          |          |          |          system_call_fastpath
                            |          |          |          |          |          |          
                            |          |          |          |          |          |--61.24%-- 0x7fb2007955d0
                            |          |          |          |          |          |          __GI___read
                            |          |          |          |          |          |          (nil)
                            |          |          |          |          |          |          
                            |          |          |          |          |           --38.76%-- 0x7fbc777f45d0
                            |          |          |          |          |                     __GI___read
                            |          |          |          |          |                     (nil)
                            |          |          |          |          |          
                            |          |          |          |          |--0.68%-- 0x7f59a33569d3
                            |          |          |          |          |          _int_malloc
                            |          |          |          |          |          
                            |          |          |          |          |--0.66%-- 0x7ffd81c4256e
                            |          |          |          |          |          _int_realloc
                            |          |          |          |          |          0x13021
                            |          |          |          |          |          
                            |          |          |          |          |--0.59%-- 0x7f661aafbdc8
                            |          |          |          |          |          __GI_memset
                            |          |          |          |          |          
                            |          |          |          |          |--0.54%-- 0x7ff8bbff20db
                            |          |          |          |          |          __GI___mempcpy
                            |          |          |          |          |          0x7ff8bce1f83a
                            |          |          |          |           --3.98%-- [...]
                            |          |          |           --0.16%-- [...]
                            |          |          |          
                            |          |          |--5.36%-- __do_fault
                            |          |          |          handle_pte_fault
                            |          |          |          do_page_fault
                            |          |          |          page_fault
                            |          |          |          |          
                            |          |          |          |--33.22%-- 0x7f34772d13b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--17.11%-- 0x7fafd53f93b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--16.22%-- 0x7f3f541b73b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--7.52%-- 0x7f847b7b7f63
                            |          |          |          |          memset
                            |          |          |          |          _dl_map_object
                            |          |          |          |          0x352e6f732e7365
                            |          |          |          |          
                            |          |          |          |--7.47%-- 0x7f6c72ea73b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--3.55%-- 0x7f59ea13a3b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--3.49%-- 0x7f557960e3b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--3.27%-- 0x7f863dd013b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--3.07%-- 0x7fd025f253b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--1.54%-- 0x7f259fb453b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--1.53%-- 0x7f6694bb93b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--1.23%-- 0x7f3a6e51e3b8
                            |          |          |          |          _dl_relocate_object
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |           --0.77%-- 0x7f54eb99115f
                            |          |          |                     _dl_start
                            |          |          |                     _dl_start_user
                            |          |           --0.16%-- [...]
                            |          |          
                            |           --2.63%-- alloc_pages_current
                            |                     __get_free_pages
                            |                     |          
                            |                     |--96.01%-- __tlb_remove_page
                            |                     |          zap_pte_range
                            |                     |          unmap_page_range
                            |                     |          unmap_vmas
                            |                     |          exit_mmap
                            |                     |          mmput
                            |                     |          |          
                            |                     |          |--69.13%-- exit_mm
                            |                     |          |          do_exit
                            |                     |          |          do_group_exit
                            |                     |          |          sys_exit_group
                            |                     |          |          system_call_fastpath
                            |                     |          |          0x7f8da46eaa38
                            |                     |          |          
                            |                     |           --30.87%-- exec_mmap
                            |                     |                     flush_old_exec
                            |                     |                     load_elf_binary
                            |                     |                     search_binary_handler
                            |                     |                     do_execve_common
                            |                     |                     sys_execve
                            |                     |                     stub_execve
                            |                     |                     |          
                            |                     |                     |--85.59%-- 0x7f2abdcb6a57
                            |                     |                     |          __execve
                            |                     |                     |          
                            |                     |                      --14.41%-- 0x7f1ab7e8ba57
                            |                     |                                __execve
                            |                     |          
                            |                     |--3.14%-- __pmd_alloc
                            |                     |          |          
                            |                     |          |--51.42%-- handle_mm_fault
                            |                     |          |          do_page_fault
                            |                     |          |          page_fault
                            |                     |          |          0x7f2210fc4b00
                            |                     |          |          _start
                            |                     |          |          
                            |                     |           --48.58%-- move_page_tables
                            |                     |                     shift_arg_pages
                            |                     |                     setup_arg_pages
                            |                     |                     load_elf_binary
                            |                     |                     search_binary_handler
                            |                     |                     do_execve_common
                            |                     |                     sys_execve
                            |                     |                     stub_execve
                            |                     |                     0x7f2abdcb6a57
                            |                     |                     0x7f2abdcb6a57
                            |                     |          
                            |                      --0.85%-- pgd_alloc
                            |                                mm_init
                            |                                bprm_mm_init
                            |                                do_execve_common
                            |                                sys_execve
                            |                                stub_execve
                            |                                0x7f2abdcb6a57
                            |                                __execve
                             --0.74%-- [...]

     0.56%        295             perf  [kernel.kallsyms]     [k] copy_pte_range
                       |
                       --- copy_pte_range
                          |          
                          |--99.48%-- copy_page_range
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --0.52%-- 0xffff883fc039b460
                                     __libc_fork
                                     _IO_new_proc_open

     0.55%         43         postgres  [kernel.kallsyms]     [k] __mem_cgroup_commit_charge
                   |
                   --- __mem_cgroup_commit_charge
                      |          
                      |--56.34%-- mem_cgroup_charge_common
                      |          mem_cgroup_cache_charge
                      |          shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          |          
                      |          |--95.81%-- 0xffffffffa0554e96
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --4.19%-- 0xffffffffa0553f90
                      |                     0xffffffffa05715f4
                      |                     0xffffffffa04c61ab
                      |                     vfs_read
                      |                     sys_read
                      |                     system_call_fastpath
                      |                     0x7fb873db55d0
                      |                     __GI___read
                      |          
                       --43.66%-- __mem_cgroup_commit_charge_lrucare
                                 mem_cgroup_cache_charge
                                 add_to_page_cache_locked
                                 add_to_page_cache
                                 add_to_page_cache_lru
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.49%          1        addr2line  [kernel.kallsyms]     [k] release_pages
                       |
                       --- release_pages
                          |          
                          |--87.47%-- free_pages_and_swap_cache
                          |          tlb_flush_mmu
                          |          tlb_finish_mmu
                          |          |          
                          |          |--66.03%-- exit_mmap
                          |          |          mmput
                          |          |          |          
                          |          |          |--55.02%-- exit_mm
                          |          |          |          do_exit
                          |          |          |          do_group_exit
                          |          |          |          sys_exit_group
                          |          |          |          system_call_fastpath
                          |          |          |          |          
                          |          |          |          |--15.97%-- 0x7f60e09baa38
                          |          |          |          |          
                          |          |          |          |--15.35%-- 0x7fc6a4673a38
                          |          |          |          |          
                          |          |          |          |--7.13%-- 0x7fd1c19e6a38
                          |          |          |          |          
                          |          |          |          |--7.02%-- 0x7fa064bd6a38
                          |          |          |          |          
                          |          |          |          |--6.97%-- 0x7fc1e476ba38
                          |          |          |          |          
                          |          |          |          |--6.97%-- 0x7f2e2a8f4a38
                          |          |          |          |          
                          |          |          |          |--6.86%-- 0x7f205c36ca38
                          |          |          |          |          
                          |          |          |          |--6.36%-- 0x7febda978a38
                          |          |          |          |          
                          |          |          |          |--5.67%-- 0x7fcd6fea2a38
                          |          |          |          |          
                          |          |          |          |--4.64%-- 0x7fd64b0daa38
                          |          |          |          |          
                          |          |          |          |--4.45%-- 0x7f8e8baf7a38
                          |          |          |          |          
                          |          |          |          |--3.34%-- 0x7f88b2242a38
                          |          |          |          |          
                          |          |          |          |--2.55%-- 0x7fdddfd31a38
                          |          |          |          |          
                          |          |          |          |--2.30%-- 0x7f33ebd58a38
                          |          |          |          |          
                          |          |          |          |--1.40%-- 0x7fb6b8282a38
                          |          |          |          |          
                          |          |          |          |--1.03%-- 0x7fe6927c4a38
                          |          |          |          |          
                          |          |          |          |--1.01%-- 0x7f16422f1a38
                          |          |          |          |          
                          |          |          |           --1.00%-- 0x7f915a3f9a38
                          |          |          |          
                          |          |           --44.98%-- exec_mmap
                          |          |                     flush_old_exec
                          |          |                     load_elf_binary
                          |          |                     search_binary_handler
                          |          |                     do_execve_common
                          |          |                     sys_execve
                          |          |                     stub_execve
                          |          |                     |          
                          |          |                     |--93.14%-- 0x7f2abdcb6a57
                          |          |                     |          __execve
                          |          |                     |          
                          |          |                     |--4.49%-- 0x7f641cc35a57
                          |          |                     |          __execve
                          |          |                     |          
                          |          |                     |--0.71%-- 0x7fe9dc0faa57
                          |          |                     |          __execve
                          |          |                     |          
                          |          |                     |--0.65%-- 0x7f45dc98ea57
                          |          |                     |          __execve
                          |          |                     |          
                          |          |                     |--0.62%-- 0x7f97bf747a57
                          |          |                     |          __execve
                          |          |                      --0.38%-- [...]
                          |          |          
                          |           --33.97%-- unmap_region
                          |                     do_munmap
                          |                     sys_munmap
                          |                     system_call_fastpath
                          |                     |          
                          |                     |--7.63%-- 0x7f681d42dc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--7.60%-- 0x7f6fa334dc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--7.48%-- 0x7f911fd87c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--7.36%-- 0x7fe847c9dc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--7.32%-- 0x7f32c24b1c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--6.88%-- 0x7fe2f005fc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--6.75%-- 0x7f405960cc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--6.27%-- 0x7f720f708c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--5.51%-- 0x7fdf1106cc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--4.77%-- 0x7f088d157c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--4.64%-- 0x7fd54678ec87
                          |                     |          __munmap
                          |                     |          
                          |                     |--4.54%-- 0x7ffabaa1bc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--4.48%-- 0x7fee62ac7c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--3.86%-- 0x7f1c37980c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--3.43%-- 0x7f4e08c9bc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--3.40%-- 0x7f5665274c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--2.53%-- 0x7f0802545c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--2.49%-- 0x7f5bd166ec87
                          |                     |          __munmap
                          |                     |          (nil)
                          |                     |          
                          |                     |--2.09%-- 0x7fb41b709207
                          |                     |          munmap
                          |                     |          0x7fb41b70c7dd
                          |                     |          
                          |                      --0.97%-- 0x7fb2bd7ccc87
                          |                                __munmap
                          |                                (nil)
                          |          
                           --12.53%-- pagevec_lru_move_fn
                                     |          
                                     |--98.91%-- __lru_cache_add
                                     |          do_anonymous_page
                                     |          do_page_fault
                                     |          page_fault
                                     |          |          
                                     |          |--45.26%-- file_read_actor
                                     |          |          do_generic_file_read
                                     |          |          generic_file_aio_read
                                     |          |          do_sync_read
                                     |          |          vfs_read
                                     |          |          sys_read
                                     |          |          system_call_fastpath
                                     |          |          |          
                                     |          |          |--37.90%-- 0x7f809bdac5d0
                                     |          |          |          __GI___read
                                     |          |          |          0xb0b000f0700000b
                                     |          |          |          
                                     |          |          |--24.82%-- 0x7ff3c109b5d0
                                     |          |          |          __GI___read
                                     |          |          |          0xae560f48000069f8
                                     |          |          |          
                                     |          |          |--15.38%-- 0x7f817103c5d0
                                     |          |          |          __GI___read
                                     |          |          |          0x2f2e2e2f2e2e2f2e
                                     |          |          |          
                                     |          |          |--13.89%-- 0x7fd319e575d0
                                     |          |          |          __GI___read
                                     |          |          |          0xae560f48000069f8
                                     |          |          |          
                                     |          |           --8.02%-- 0x7f4b9193c5d0
                                     |          |                     __GI___read
                                     |          |                     0xae560f48000069f8
                                     |          |          
                                     |          |--16.56%-- 0x7f37fa31bdc8
                                     |          |          __GI_memset
                                     |          |          
                                     |          |--16.26%-- 0x7ffbc8e65dc8
                                     |          |          __GI_memset
                                     |          |          
                                     |          |--10.80%-- 0x7f4402e229d3
                                     |          |          _int_malloc
                                     |          |          (nil)
                                     |          |          
                                     |          |--3.32%-- 0x7f69973d4dc8
                                     |          |          __GI_memset
                                     |          |          
                                     |          |--2.70%-- 0x7ff6ec6e78f4
                                     |          |          bfd_elf64_swap_symbol_in
                                     |          |          0x5e8dd0
                                     |          |          
                                     |          |--2.69%-- 0x7f18c5e25dc8
                                     |          |          __GI_memset
                                     |          |          
                                     |           --2.41%-- 0x7fb81acb8dc8
                                     |                     __GI_memset
                                     |          
                                      --1.09%-- lru_add_drain
                                                exit_mmap
                                                mmput
                                                exec_mmap
                                                flush_old_exec
                                                load_elf_binary
                                                search_binary_handler
                                                do_execve_common
                                                sys_execve
                                                stub_execve
                                                |          
                                                |--82.18%-- 0x7fad1c417a57
                                                |          __execve
                                                |          
                                                 --17.82%-- 0x7f2abdcb6a57
                                                           __execve

     0.47%          1        addr2line  libc-2.11.3.so        [.] _int_free
                       |
                       --- _int_free
                          |          
                          |--77.11%-- 0x1
                          |          0x2f656c61636f6c2f
                          |          
                           --22.89%-- 0x7fcc000007f8
                                     (nil)

     0.47%         37         postgres  postgres              [.] ResourceOwnerRememberBuffer
                   |
                   --- ResourceOwnerRememberBuffer
                      |          
                      |--64.86%-- IncrBufferRefCount
                      |          ExecStoreTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--29.79%-- ExecStoreTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --5.35%-- ReadBuffer_common
                                 ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.46%          1        addr2line  libc-2.11.3.so        [.] __malloc
                         |
                         --- __malloc
                            |          
                            |--89.98%-- (nil)
                            |          |          
                            |           --100.00%-- (nil)
                            |          
                            |--2.37%-- 0x5300000040
                            |          0x69dfc0
                            |          0x69db80
                            |          
                            |--2.27%-- 0x2f656c61636f6c2f
                            |          
                            |--2.09%-- 0x1700000040
                            |          0x69dfc0
                            |          0x69db80
                            |          
                            |--1.43%-- 0x54435f434c2f3866
                            |          
                            |--1.25%-- 0x7fe600000228
                            |          (nil)
                            |          
                             --0.61%-- 0x6a6980

     0.45%          1        addr2line  ld-2.11.3.so          [.] do_lookup_x
                         |
                         --- do_lookup_x
                            |          
                            |--68.39%-- _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                             --31.61%-- _dl_fixup

     0.45%         38         postgres  postgres              [.] date_lt
                   |
                   --- date_lt
                       ExecQual
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.45%         38         postgres  postgres              [.] ExecEvalConst
                   |
                   --- ExecEvalConst
                      |          
                      |--64.70%-- ExecMakeFunctionResultNoSets
                      |          |          
                      |          |--86.72%-- ExecQual
                      |          |          BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |          |--8.86%-- ExecMakeFunctionResultNoSets
                      |          |          ExecProject
                      |          |          advance_aggregates
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --4.42%-- ExecProject
                      |                     advance_aggregates
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--32.97%-- ExecQual
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --2.33%-- advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.42%         35         postgres  postgres              [.] date_ge
                   |
                   --- date_ge
                       ExecQual
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.42%          1        addr2line  [kernel.kallsyms]     [k] __mem_cgroup_commit_charge
                         |
                         --- __mem_cgroup_commit_charge
                             mem_cgroup_charge_common
                            |          
                            |--91.12%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--52.87%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--5.08%-- 0x7f4ed37145d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--4.97%-- 0x7fc97a6ad5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--4.94%-- 0x7fa5596ee5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--4.86%-- 0x7f32c24a75d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.75%-- 0x7f64120065d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--4.73%-- 0x7f6c1cda25d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.62%-- 0x7f9fce9d55d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.50%-- 0x7fb0499f65d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--4.46%-- 0x7f24e64f65d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--4.46%-- 0x7fb440f195d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--4.26%-- 0x7fd5f574d5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.12%-- 0x7fdba9b7e5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--3.88%-- 0x7f6ff3a595d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--3.84%-- 0x7fe9338285d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--3.37%-- 0x7ff2695675d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--3.32%-- 0x7fc0e092d5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--3.09%-- 0x7fb6ce0af5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.70%-- 0x7f1feeb495d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--2.53%-- 0x7fe6582bd5d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--2.44%-- 0x7f26e856c5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.22%-- 0x7f1afa7a05d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.99%-- 0x7f98ddbfe5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.87%-- 0x7ff8290c85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.85%-- 0x7fd9fbccf5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--1.75%-- 0x7f15581565d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.69%-- 0x7f61767945d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.52%-- 0x7f5c723175d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--1.51%-- 0x7f16096e65d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--1.35%-- 0x7fab83d595d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--1.16%-- 0x7f84da7465d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.88%-- 0x7f34e89905d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.68%-- 0x7ff1e1f3a5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |           --0.60%-- 0x7f3dc6fc85d0
                            |          |                     __GI___read
                            |          |                     0x656c61636f6c2f
                            |          |          
                            |          |--2.67%-- 0x7f38d0fe69d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--2.61%-- 0x7f8679c92dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--2.60%-- 0x7f8f777b7dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--2.58%-- 0x7f6f5edb09d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--2.49%-- 0x7fc0278ee8f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x6245a0
                            |          |          
                            |          |--2.49%-- 0x7f14c421d9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--2.47%-- 0x7f1ab9aa29d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--2.45%-- 0x7fc75d59456e
                            |          |          _int_realloc
                            |          |          0x9011
                            |          |          
                            |          |--2.43%-- 0x7fd59d3dbdc8
                            |          |          __GI_memset
                            |          |          
                            |          |--2.33%-- 0x7f1e103dddc8
                            |          |          __GI_memset
                            |          |          
                            |          |--2.33%-- 0x7eff8974c9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--2.16%-- 0x7f0eea67f9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.65%-- 0x7fdfd5d859d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.65%-- 0x7fcb3491b9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.62%-- 0x7ff3730c39d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.58%-- 0x7fb0365389d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.19%-- 0x7fba9f3a9ec0
                            |          |          bfd_elf64_slurp_symbol_table
                            |          |          0x7fba9e9d2080
                            |          |          0x6153eb
                            |          |          0x7fff24ace313
                            |          |          
                            |          |--1.18%-- 0x7f974d693dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--0.99%-- 0x7f89ea84e9d3
                            |          |          _int_malloc
                            |          |          
                            |          |--0.95%-- 0x7f6b729c6dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--0.95%-- copy_user_generic_string
                            |          |          create_elf_tables
                            |          |          load_elf_binary
                            |          |          search_binary_handler
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7f2abdcb6a57
                            |          |          0x7f2abdcb6a57
                            |          |          
                            |          |--0.79%-- 0x7f55791d4ec0
                            |          |          bfd_elf64_slurp_symbol_table
                            |          |          0x7f55787fd080
                            |          |          0x6153eb
                            |          |          0x7fff741e4313
                            |          |          
                            |          |--0.59%-- 0x7fe5ac7e7dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--0.57%-- 0x7f6bbe0fedc8
                            |          |          __GI_memset
                            |          |          
                            |          |--0.54%-- 0x4533db
                            |          |          set_default_locale
                            |          |          
                            |          |--0.52%-- 0x7f5749a51dc8
                            |          |          __GI_memset
                            |           --2.73%-- [...]
                            |          
                            |--7.42%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--31.73%-- 0x7f3c9ae1d3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--21.69%-- 0x7f9da60413b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--17.26%-- 0x7f8660f6e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--11.58%-- 0x7f458663e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--6.72%-- 0x7f8b86ebff63
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x352e6f732e7365
                            |          |          
                            |          |--4.20%-- 0x7fd4f9bbf3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.64%-- 0x7fec1d35cc17
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x2e7a62696c00322e
                            |          |          
                            |          |--1.53%-- 0x7f7a6c8d83b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.37%-- 0x7fe0134863b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.69%-- 0x7f1c3385315f
                            |          |          _dl_start
                            |          |          _dl_start_user
                            |          |          
                            |           --0.60%-- 0x7f9f9eca73b8
                            |                     _dl_relocate_object
                            |                     dl_main
                            |                     _dl_sysdep_start
                            |                     0x40
                            |          
                             --1.46%-- do_wp_page
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--70.43%-- 0x7f18e8f21ee2
                                       |          ptmalloc_init
                                       |          
                                        --29.57%-- 0x7ff8cfcca938
                                                  _dl_map_object_from_fd
                                                  _dl_map_object
                                                  0x352e6f732e7365

     0.42%         34         postgres  postgres              [.] ExecStoreTuple
                   |
                   --- ExecStoreTuple
                      |          
                      |--66.27%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --33.73%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.40%          1        addr2line  [kernel.kallsyms]     [k] zap_pte_range
                         |
                         --- zap_pte_range
                             unmap_page_range
                             unmap_vmas
                            |          
                            |--77.74%-- exit_mmap
                            |          mmput
                            |          |          
                            |          |--70.82%-- exec_mmap
                            |          |          flush_old_exec
                            |          |          load_elf_binary
                            |          |          search_binary_handler
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          |          
                            |          |          |--81.45%-- 0x7f2abdcb6a57
                            |          |          |          __execve
                            |          |          |          
                            |          |          |--4.67%-- 0x7fe81a808a57
                            |          |          |          __execve
                            |          |          |          
                            |          |          |--4.06%-- 0x7fb41afdda57
                            |          |          |          __execve
                            |          |          |          
                            |          |          |--3.68%-- 0x7eff9eae4a57
                            |          |          |          __execve
                            |          |          |          
                            |          |          |--2.40%-- 0x7f71542cea57
                            |          |          |          __execve
                            |          |          |          
                            |          |          |--0.55%-- 0x7fb911532a57
                            |          |          |          __execve
                            |          |           --3.18%-- [...]
                            |          |          
                            |           --29.18%-- exit_mm
                            |                     do_exit
                            |                     do_group_exit
                            |                     sys_exit_group
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--11.16%-- 0x7fbd5ca7ca38
                            |                     |          
                            |                     |--9.96%-- 0x7f6d6cfdca38
                            |                     |          
                            |                     |--9.74%-- 0x7fe374019a38
                            |                     |          
                            |                     |--9.73%-- 0x7f414acbaa38
                            |                     |          
                            |                     |--9.19%-- 0x7fedebf53a38
                            |                     |          
                            |                     |--9.07%-- 0x7fc321253a38
                            |                     |          
                            |                     |--7.64%-- 0x7f343faeba38
                            |                     |          
                            |                     |--6.02%-- 0x7f3a66fdfa38
                            |                     |          
                            |                     |--5.82%-- 0x7fbdad898a38
                            |                     |          
                            |                     |--5.80%-- 0x7fa9bf4cea38
                            |                     |          
                            |                     |--5.18%-- 0x7f84da721a38
                            |                     |          
                            |                     |--5.10%-- 0x7fb96a84ea38
                            |                     |          
                            |                     |--4.02%-- 0x7fab83d34a38
                            |                     |          
                            |                      --1.59%-- 0x7f5dd8aeea38
                            |          
                             --22.26%-- unmap_region
                                       do_munmap
                                       sys_munmap
                                       system_call_fastpath
                                       |          
                                       |--12.27%-- 0x7fd4ee10cc87
                                       |          __munmap
                                       |          
                                       |--12.13%-- 0x7f66eb53cc87
                                       |          __munmap
                                       |          
                                       |--11.81%-- 0x7f4698909c87
                                       |          __munmap
                                       |          
                                       |--11.29%-- 0x7f78b5dd6c87
                                       |          __munmap
                                       |          
                                       |--10.87%-- 0x7ffd403cdc87
                                       |          __munmap
                                       |          
                                       |--9.72%-- 0x7f0080171c87
                                       |          __munmap
                                       |          
                                       |--9.33%-- 0x7ff373121c87
                                       |          __munmap
                                       |          
                                       |--9.33%-- 0x7f4175878c87
                                       |          __munmap
                                       |          
                                       |--5.88%-- 0x7f026c6f1207
                                       |          munmap
                                       |          0x7f026c6f47dd
                                       |          
                                       |--4.64%-- 0x7ff143c0f207
                                       |          munmap
                                       |          0x7ff143c127dd
                                       |          
                                       |--1.69%-- 0x7f0041241c87
                                       |          __munmap
                                       |          
                                        --1.02%-- 0x7fa454944c87
                                                  __munmap
                                                  (nil)

     0.38%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf64_swap_symbol_in
                         |
                         --- bfd_elf64_swap_symbol_in
                            |          
                            |--32.88%-- (nil)
                            |          
                            |--4.29%-- 0x6932e0
                            |          
                            |--4.14%-- 0x686430
                            |          
                            |--3.38%-- 0x880490
                            |          
                            |--2.68%-- 0xf
                            |          
                            |--2.67%-- 0x6b1080
                            |          
                            |--2.66%-- 0x6ec580
                            |          
                            |--2.56%-- 0x4bf940
                            |          
                            |--2.56%-- 0x755810
                            |          
                            |--2.53%-- 0x76cf70
                            |          
                            |--2.50%-- 0x57d
                            |          
                            |--2.44%-- 0x783fd0
                            |          
                            |--2.30%-- 0x70be90
                            |          
                            |--2.28%-- 0x71b710
                            |          
                            |--2.21%-- 0x18
                            |          
                            |--2.12%-- 0x374c88
                            |          
                            |--2.09%-- 0x886120
                            |          
                            |--2.04%-- 0x8d4620
                            |          
                            |--1.97%-- 0x7a0690
                            |          
                            |--1.97%-- 0x6ff170
                            |          
                            |--1.86%-- 0xb67d60
                            |          
                            |--1.72%-- 0xb59d0
                            |          
                            |--1.40%-- 0x4960f0
                            |          
                            |--0.83%-- 0x5cde00
                            |          
                            |--0.76%-- 0x6c8790
                            |          
                            |--0.62%-- 0x68bff0
                            |          
                            |--0.61%-- 0x356
                            |          
                            |--0.54%-- 0x5c97c0
                            |          
                            |--0.52%-- 0x701e30
                            |          
                            |--0.51%-- 0x75dc80
                            |          
                            |--0.51%-- 0x5c2a60
                             --7.84%-- [...]

     0.38%          1        addr2line  [kernel.kallsyms]     [k] page_remove_rmap
                       |
                       --- page_remove_rmap
                          |          
                          |--99.95%-- zap_pte_range
                          |          unmap_page_range
                          |          unmap_vmas
                          |          |          
                          |          |--85.56%-- exit_mmap
                          |          |          mmput
                          |          |          |          
                          |          |          |--62.05%-- exec_mmap
                          |          |          |          flush_old_exec
                          |          |          |          load_elf_binary
                          |          |          |          search_binary_handler
                          |          |          |          do_execve_common
                          |          |          |          sys_execve
                          |          |          |          stub_execve
                          |          |          |          |          
                          |          |          |          |--90.39%-- 0x7f2abdcb6a57
                          |          |          |          |          __execve
                          |          |          |          |          
                          |          |          |          |--4.70%-- 0x7f4647d3da57
                          |          |          |          |          __execve
                          |          |          |          |          
                          |          |          |          |--2.74%-- 0x7f82e8575a57
                          |          |          |          |          __execve
                          |          |          |           --2.17%-- [...]
                          |          |          |          
                          |          |           --37.95%-- exit_mm
                          |          |                     do_exit
                          |          |                     do_group_exit
                          |          |                     sys_exit_group
                          |          |                     system_call_fastpath
                          |          |                     |          
                          |          |                     |--9.13%-- 0x7fa3013c0a38
                          |          |                     |          
                          |          |                     |--8.79%-- 0x7f4ed0e64a38
                          |          |                     |          
                          |          |                     |--8.72%-- 0x7ffd64cd0a38
                          |          |                     |          
                          |          |                     |--8.71%-- 0x7f3679f03a38
                          |          |                     |          
                          |          |                     |--8.69%-- 0x7f9c45b05a38
                          |          |                     |          
                          |          |                     |--8.62%-- 0x7f3610fb5a38
                          |          |                     |          
                          |          |                     |--8.46%-- 0x7f943acb1a38
                          |          |                     |          
                          |          |                     |--7.27%-- 0x7f789f1f3a38
                          |          |                     |          
                          |          |                     |--7.09%-- 0x7f34e896ba38
                          |          |                     |          
                          |          |                     |--6.87%-- 0x7f085f273a38
                          |          |                     |          
                          |          |                     |--6.62%-- 0x7fb3389cca38
                          |          |                     |          
                          |          |                     |--4.48%-- 0x7ffb9d327a38
                          |          |                     |          
                          |          |                     |--4.07%-- 0x7fe2cfdcda38
                          |          |                     |          
                          |          |                      --2.49%-- 0x7f6319895a38
                          |          |          
                          |           --14.44%-- unmap_region
                          |                     do_munmap
                          |                     sys_munmap
                          |                     system_call_fastpath
                          |                     |          
                          |                     |--18.65%-- 0x7fc345952c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--18.39%-- 0x7f1d35f8fc87
                          |                     |          __munmap
                          |                     |          
                          |                     |--17.90%-- 0x7fd5fe8f4c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--16.05%-- 0x7fd5f53d5c87
                          |                     |          __munmap
                          |                     |          
                          |                     |--15.45%-- 0x7f24afd77c87
                          |                     |          __munmap
                          |                     |          
                          |                      --13.54%-- 0x7f3dd1197c87
                          |                                __munmap
                           --0.05%-- [...]

     0.37%          1        addr2line  [kernel.kallsyms]     [k] file_read_actor
                         |
                         --- file_read_actor
                             do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--2.74%-- 0x7f1b6c2075d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--2.71%-- 0x7fe0637995d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--2.70%-- 0x7f8b006275d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--2.69%-- 0x7fba29be95d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--2.69%-- 0x7fb3d34635d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--2.67%-- 0x7f0c3d7dc5d0
                            |          __GI___read
                            |          0xb0b000f0700000b
                            |          
                            |--2.65%-- 0x7f047d50f5d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--2.65%-- 0x7f46988ff5d0
                            |          __GI___read
                            |          0xb0b000f0700000b
                            |          
                            |--2.52%-- 0x7fa117fbf5d0
                            |          __GI___read
                            |          0x7d00000000000
                            |          
                            |--2.51%-- 0x7fc7302105d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--2.48%-- 0x7fd85e0f85d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--2.23%-- 0x7fa7b7d545d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--2.23%-- 0x7effa52eb5d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--2.20%-- 0x7f0d5a4725d0
                            |          __GI___read
                            |          0x7d00000000000
                            |          
                            |--2.09%-- 0x7f773bf9e5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--2.07%-- 0x7fe773bab5d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--2.05%-- 0x7f734ddad5d0
                            |          __GI___read
                            |          0xb0b000f0700000b
                            |          
                            |--2.03%-- 0x7f1c66b895d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--2.02%-- 0x7f18613025d0
                            |          __GI___read
                            |          0x7d00000000000
                            |          
                            |--1.99%-- 0x7fa39c4365d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.96%-- 0x7f3ce9d265d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.88%-- 0x7f32430e95d0
                            |          __GI___read
                            |          0x7d00000000000
                            |          
                            |--1.86%-- 0x7ffc945d95d0
                            |          __GI___read
                            |          0x7d00000000000
                            |          
                            |--1.76%-- 0x7fcb23a205d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.66%-- 0x7f3c2b4435d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--1.52%-- 0x7f098c1e25d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.41%-- 0x7feb1ccb75d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.40%-- 0x7f082dd515d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.39%-- 0x7f09d8d1a5d0
                            |          __GI___read
                            |          (nil)
                            |          0x7f09d9ad4700
                            |          
                            |--1.34%-- 0x7f2b47dca5d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.29%-- 0x7f01721715d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.24%-- 0x7f24afd6d5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.24%-- 0x7f87e8c2b5d0
                            |          __GI___read
                            |          0xb0b000f0700000b
                            |          
                            |--1.24%-- 0x7fb7334005d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.23%-- 0x7f4795a015d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.13%-- 0x7f566526a5d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.09%-- 0x7f8ffcd345d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--1.07%-- 0x7fbbecf8a5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.05%-- 0x7f1de3b6b5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.04%-- 0x7fe7b6d1d5d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--1.03%-- 0x7fab339cc5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.03%-- 0x7fc7873c15d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--1.03%-- 0x7ff1048345d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.99%-- 0x7fb3e5b845d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.95%-- 0x7f18232d45d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.90%-- 0x7f6bdc7a85d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.89%-- 0x7ff21d6605d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.89%-- 0x7f6f21a315d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.87%-- 0x7fd99f4e95d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--0.86%-- 0x7f0e889d95d0
                            |          __GI___read
                            |          0x7b0930
                            |          
                            |--0.84%-- 0x7f02b95575d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.84%-- 0x7fd2604035d0
                            |          __GI___read
                            |          0x69646e6550737365
                            |          
                            |--0.82%-- 0x7f088d14d5d0
                            |          __GI___read
                            |          0x69646e6550737365
                            |          
                            |--0.80%-- 0x7f8d010615d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--0.77%-- 0x7fb7710fd5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.74%-- 0x7f50b03485d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.72%-- 0x7f1e0c31f5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.72%-- 0x7fcb3496f5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.69%-- 0x7ff2d42df5d0
                            |          __GI___read
                            |          0x7b0930
                            |          
                            |--0.68%-- 0x7fb81ad025d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.65%-- 0x7fe8eb68d5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.64%-- 0x7f2d60a0a5d0
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                            |--0.57%-- 0x7fc0061ff5d0
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--0.53%-- 0x7fb30cbb55d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.53%-- 0x7f846654b5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--0.51%-- 0x7fdcf640b5d0
                            |          __GI___read
                            |          0xae560f48000069f8
                             --3.76%-- [...]

     0.33%         28         postgres  postgres              [.] check_stack_depth
                   |
                   --- check_stack_depth
                      |          
                      |--72.87%-- ExecMakeFunctionResultNoSets
                      |          |          
                      |          |--94.65%-- ExecQual
                      |          |          BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --5.35%-- ExecProject
                      |                     advance_aggregates
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --27.13%-- ExecQual
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.32%          1        addr2line  ld-2.11.3.so          [.] _dl_lookup_symbol_x
                         |
                         --- _dl_lookup_symbol_x
                            |          
                            |--90.81%-- _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--6.73%-- _dl_fixup
                            |          
                             --2.46%-- dl_main
                                       _dl_sysdep_start
                                       0x40

     0.32%          1        addr2line  [kernel.kallsyms]     [k] free_pcppages_bulk
                       |
                       --- free_pcppages_bulk
                           free_hot_cold_page
                           __pagevec_free
                           release_pages
                           free_pages_and_swap_cache
                           tlb_flush_mmu
                           tlb_finish_mmu
                          |          
                          |--55.12%-- unmap_region
                          |          do_munmap
                          |          sys_munmap
                          |          system_call_fastpath
                          |          |          
                          |          |--6.42%-- 0x7f4becce1c87
                          |          |          __munmap
                          |          |          
                          |          |--6.34%-- 0x7fb3f6a16c87
                          |          |          __munmap
                          |          |          
                          |          |--6.27%-- 0x7f20d68f7c87
                          |          |          __munmap
                          |          |          
                          |          |--6.22%-- 0x7f64994b1c87
                          |          |          __munmap
                          |          |          
                          |          |--6.21%-- 0x7f07b6106c87
                          |          |          __munmap
                          |          |          
                          |          |--6.12%-- 0x7fd05d453c87
                          |          |          __munmap
                          |          |          
                          |          |--6.07%-- 0x7ffb598f7c87
                          |          |          __munmap
                          |          |          
                          |          |--5.74%-- 0x7f2b8a314c87
                          |          |          __munmap
                          |          |          
                          |          |--5.60%-- 0x7f3c73b12c87
                          |          |          __munmap
                          |          |          
                          |          |--5.31%-- 0x7fd924ff7c87
                          |          |          __munmap
                          |          |          
                          |          |--5.31%-- 0x7fb6f0e51c87
                          |          |          __munmap
                          |          |          
                          |          |--5.00%-- 0x7f5c72321c87
                          |          |          __munmap
                          |          |          
                          |          |--4.83%-- 0x7f63b3fcdc87
                          |          |          __munmap
                          |          |          
                          |          |--4.41%-- 0x7f926db75c87
                          |          |          __munmap
                          |          |          
                          |          |--4.06%-- 0x7eff7967cc87
                          |          |          __munmap
                          |          |          
                          |          |--3.00%-- 0x7f40dfb29c87
                          |          |          __munmap
                          |          |          
                          |          |--2.93%-- 0x7fe036fbbc87
                          |          |          __munmap
                          |          |          
                          |          |--2.72%-- 0x7f12d2d18c87
                          |          |          __munmap
                          |          |          
                          |          |--2.67%-- 0x7ff6ebf51c87
                          |          |          __munmap
                          |          |          
                          |          |--2.43%-- 0x7f1e85299c87
                          |          |          __munmap
                          |          |          
                          |           --2.35%-- 0x7fc5fc9fac87
                          |                     __munmap
                          |          
                           --44.88%-- exit_mmap
                                     mmput
                                     |          
                                     |--99.36%-- exit_mm
                                     |          do_exit
                                     |          do_group_exit
                                     |          sys_exit_group
                                     |          system_call_fastpath
                                     |          |          
                                     |          |--13.45%-- 0x7f5b280c3a38
                                     |          |          
                                     |          |--7.84%-- 0x7f97b9703a38
                                     |          |          
                                     |          |--7.80%-- 0x7f7a92ea7a38
                                     |          |          
                                     |          |--7.78%-- 0x7fd7fe1eca38
                                     |          |          
                                     |          |--7.71%-- 0x7f3063474a38
                                     |          |          
                                     |          |--7.62%-- 0x7fb09d89ca38
                                     |          |          
                                     |          |--7.49%-- 0x7f4c2d253a38
                                     |          |          
                                     |          |--7.19%-- 0x7fb536d0aa38
                                     |          |          
                                     |          |--6.92%-- 0x7fe925edaa38
                                     |          |          
                                     |          |--6.55%-- 0x7f39501bca38
                                     |          |          
                                     |          |--5.56%-- 0x7f6842f10a38
                                     |          |          
                                     |          |--4.96%-- 0x7f7f2529ca38
                                     |          |          
                                     |          |--4.24%-- 0x7fd22c8c6a38
                                     |          |          
                                     |          |--3.72%-- 0x7fc4ae45ba38
                                     |          |          
                                     |           --1.16%-- 0x7fadfac0da38
                                     |          
                                      --0.64%-- exec_mmap
                                                flush_old_exec
                                                load_elf_binary
                                                search_binary_handler
                                                do_execve_common
                                                sys_execve
                                                stub_execve
                                                |          
                                                |--29.86%-- 0x7f10989a6a57
                                                |          __execve
                                                |          
                                                |--27.49%-- 0x7f5329edca57
                                                |          __execve
                                                |          
                                                |--18.89%-- 0x7f13cc9c7a57
                                                |          __execve
                                                |          
                                                |--12.55%-- 0x7fc9e55a7a57
                                                |          __execve
                                                |          
                                                 --11.21%-- 0x7f96e69afa57
                                                           __execve

     0.31%         26         postgres  [kernel.kallsyms]     [k] __rmqueue
                   |
                   --- __rmqueue
                       get_page_from_freelist
                       __alloc_pages_nodemask
                      |          
                      |--51.33%-- alloc_pages_vma
                      |          shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --48.67%-- alloc_pages_current
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.30%         24         postgres  postgres              [.] ReleaseBuffer
                   |
                   --- ReleaseBuffer
                      |          
                      |--80.33%-- ExecClearTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --19.67%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.30%         25         postgres  postgres              [.] pgstat_end_function_usage
                   |
                   --- pgstat_end_function_usage
                      |          
                      |--70.46%-- ExecMakeFunctionResultNoSets
                      |          ExecQual
                      |          |          
                      |          |--94.31%-- BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --5.69%-- ExecScanHashBucket
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --29.54%-- ExecQual
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.30%         23         postgres  [kernel.kallsyms]     [k] radix_tree_lookup_slot
                   |
                   --- radix_tree_lookup_slot
                       find_get_page
                       find_lock_page
                      |          
                      |--52.66%-- shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          |          
                      |          |--99.10%-- copy_user_generic_string
                      |          |          |          
                      |          |          |--98.93%-- 0xffffffffa04bfedc
                      |          |          |          0xffffffffa04c021c
                      |          |          |          0xffffffffa0554e96
                      |          |          |          0xffffffffa056facb
                      |          |          |          0xffffffffa04c61ab
                      |          |          |          vfs_read
                      |          |          |          sys_read
                      |          |          |          system_call_fastpath
                      |          |          |          0x7fb873db55d0
                      |          |          |          __GI___read
                      |          |          |          
                      |          |           --1.07%-- 0xffffffffa04bfe4b
                      |          |                     0xffffffffa04c021c
                      |          |                     0xffffffffa0550363
                      |          |                     0xffffffffa056db9c
                      |          |                     0xffffffffa04c5dcb
                      |          |                     vfs_write
                      |          |                     sys_write
                      |          |                     system_call_fastpath
                      |          |                     0x7fb873db5630
                      |          |                     __GI___libc_write
                      |          |          
                      |           --0.90%-- 0x67528e
                      |                     SyncOneBuffer
                      |                     BgBufferSync
                      |                     BackgroundWriterMain
                      |                     AuxiliaryProcessMain
                      |                     StartChildProcess
                      |                     reaper
                      |                     __restore_rt
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --47.34%-- find_or_create_page
                                 0xffffffffa04b58f7
                                 0xffffffffa052d479
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.30%         23         postgres  postgres              [.] ExecHashTableInsert
                   |
                   --- ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.29%          1        addr2line  libc-2.11.3.so        [.] __GI_mbrtowc
                         |
                         --- __GI_mbrtowc
                            |          
                            |--94.89%-- 0x636600652d43782d
                            |          
                            |--1.94%-- 0x702f6e69622f7365
                            |          
                            |--1.64%-- 0x2f736572646e612f
                            |          
                             --1.54%-- 0x2100000000

     0.28%          1        addr2line  [kernel.kallsyms]     [k] __mem_cgroup_uncharge_common
                         |
                         --- __mem_cgroup_uncharge_common
                             page_remove_rmap
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                            |          
                            |--55.87%-- unmap_region
                            |          do_munmap
                            |          sys_munmap
                            |          system_call_fastpath
                            |          |          
                            |          |--7.11%-- 0x7f8f8890fc87
                            |          |          __munmap
                            |          |          
                            |          |--6.88%-- 0x7f4ed371ec87
                            |          |          __munmap
                            |          |          
                            |          |--6.78%-- 0x7fda772eac87
                            |          |          __munmap
                            |          |          
                            |          |--6.76%-- 0x7fcae0e97c87
                            |          |          __munmap
                            |          |          
                            |          |--6.61%-- 0x7f047d519c87
                            |          |          __munmap
                            |          |          
                            |          |--6.32%-- 0x7fc73a338c87
                            |          |          __munmap
                            |          |          
                            |          |--6.12%-- 0x7fbae90c2c87
                            |          |          __munmap
                            |          |          
                            |          |--5.50%-- 0x7f2a54fafc87
                            |          |          __munmap
                            |          |          
                            |          |--5.27%-- 0x7fe9854dbc87
                            |          |          __munmap
                            |          |          
                            |          |--4.84%-- 0x7fec1c1c6c87
                            |          |          __munmap
                            |          |          
                            |          |--4.79%-- 0x7f6a61af2c87
                            |          |          __munmap
                            |          |          
                            |          |--4.50%-- 0x7f052a252c87
                            |          |          __munmap
                            |          |          
                            |          |--4.49%-- 0x7f9b9e623c87
                            |          |          __munmap
                            |          |          
                            |          |--4.44%-- 0x7f32edd51c87
                            |          |          __munmap
                            |          |          
                            |          |--4.01%-- 0x7f64ae456c87
                            |          |          __munmap
                            |          |          
                            |          |--2.98%-- 0x7f3347fedc87
                            |          |          __munmap
                            |          |          
                            |          |--2.90%-- 0x7fd60d99ec87
                            |          |          __munmap
                            |          |          
                            |          |--2.90%-- 0x7fae5835cc87
                            |          |          __munmap
                            |          |          
                            |          |--2.66%-- 0x7fba96298c87
                            |          |          __munmap
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
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                            |          |          0x7fba96b68010
                            |          |          0x7fba96b68010
                            |          |          
                            |          |--1.87%-- 0x7ff2d42e9c87
                            |          |          __munmap
                            |          |          
                            |          |--1.19%-- 0x7f396be54c87
                            |          |          __munmap
                            |          |          (nil)
                            |          |          
                            |           --1.06%-- 0x7f0b867f4c87
                            |                     __munmap
                            |          
                             --44.13%-- exit_mmap
                                       mmput
                                       |          
                                       |--92.53%-- exit_mm
                                       |          do_exit
                                       |          do_group_exit
                                       |          sys_exit_group
                                       |          system_call_fastpath
                                       |          |          
                                       |          |--9.56%-- 0x7fba4a46da38
                                       |          |          
                                       |          |--9.43%-- 0x7ffbf8d1ca38
                                       |          |          
                                       |          |--9.34%-- 0x7fd995a0ca38
                                       |          |          
                                       |          |--9.33%-- 0x7f7f004e4a38
                                       |          |          
                                       |          |--9.25%-- 0x7f11d84aaa38
                                       |          |          
                                       |          |--9.18%-- 0x7fafd9b0fa38
                                       |          |          
                                       |          |--8.81%-- 0x7f24ae320a38
                                       |          |          
                                       |          |--7.63%-- 0x7f6bdc783a38
                                       |          |          
                                       |          |--7.43%-- 0x7f1dd37baa38
                                       |          |          
                                       |          |--5.68%-- 0x7fd222f1fa38
                                       |          |          
                                       |          |--4.67%-- 0x7f9657701a38
                                       |          |          
                                       |          |--4.03%-- 0x7fe3bd315a38
                                       |          |          
                                       |          |--3.91%-- 0x7f19b92b0a38
                                       |          |          
                                       |           --1.76%-- 0x7f7572af6a38
                                       |          
                                        --7.47%-- exec_mmap
                                                  flush_old_exec
                                                  load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  |          
                                                  |--68.33%-- 0x7f2abdcb6a57
                                                  |          __execve
                                                  |          
                                                  |--10.70%-- 0x7f62c6d0fa57
                                                  |          __execve
                                                  |          
                                                  |--8.56%-- 0x7fbda6daca57
                                                  |          __execve
                                                  |          
                                                  |--2.62%-- 0x7f185dc9ea57
                                                  |          __execve
                                                  |          
                                                  |--2.19%-- 0x7f4079f95a57
                                                  |          __execve
                                                  |          
                                                  |--1.97%-- 0x7fa55e2fba57
                                                  |          __execve
                                                  |          
                                                  |--1.75%-- 0x7f5aa1985a57
                                                  |          __execve
                                                  |          
                                                  |--1.67%-- 0x7f9a10cc5a57
                                                  |          __execve
                                                  |          
                                                  |--1.31%-- 0x7f39bb345a57
                                                  |          __execve
                                                  |          
                                                   --0.90%-- 0x7fda84f14a57
                                                             __execve

     0.28%         22         postgres  postgres              [.] CheckForSerializableConflictOut
                   |
                   --- CheckForSerializableConflictOut
                      |          
                      |--54.39%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --45.61%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.27%          1        addr2line  [kernel.kallsyms]     [k] __rmqueue
                         |
                         --- __rmqueue
                            |          
                            |--99.22%-- get_page_from_freelist
                            |          __alloc_pages_nodemask
                            |          |          
                            |          |--99.06%-- alloc_pages_vma
                            |          |          |          
                            |          |          |--98.18%-- do_anonymous_page
                            |          |          |          do_page_fault
                            |          |          |          page_fault
                            |          |          |          |          
                            |          |          |          |--37.31%-- file_read_actor
                            |          |          |          |          do_generic_file_read
                            |          |          |          |          generic_file_aio_read
                            |          |          |          |          do_sync_read
                            |          |          |          |          vfs_read
                            |          |          |          |          sys_read
                            |          |          |          |          system_call_fastpath
                            |          |          |          |          |          
                            |          |          |          |          |--20.82%-- 0x7ffb2fa635d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7b0930
                            |          |          |          |          |          
                            |          |          |          |          |--10.35%-- 0x7fa064bfb5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--10.21%-- 0x7f390ae385d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          
                            |          |          |          |          |--10.13%-- 0x7f943acd65d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7b0930
                            |          |          |          |          |          
                            |          |          |          |          |--9.88%-- 0x7f66aa7ee5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          
                            |          |          |          |          |--8.38%-- 0x7f71436d35d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--4.62%-- 0x7f15581565d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          |          
                            |          |          |          |          |--4.53%-- 0x7f088d14d5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--4.43%-- 0x7f63b3fc35d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--3.92%-- 0x7f503e31b5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--3.84%-- 0x7f0451d185d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--3.62%-- 0x7fd4738db5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--2.24%-- 0x7fc4f2d945d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--2.10%-- 0x7fea29dce5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x6975620032313833
                            |          |          |          |          |          
                            |          |          |          |           --0.93%-- 0x7f0846b515d0
                            |          |          |          |                     __GI___read
                            |          |          |          |                     0x7b0930
                            |          |          |          |          
                            |          |          |          |--3.99%-- 0x7f2ebb9019d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--3.97%-- 0x7fd7812f356e
                            |          |          |          |          _int_realloc
                            |          |          |          |          0x19021
                            |          |          |          |          
                            |          |          |          |--3.84%-- 0x7fd9959dd9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--3.82%-- 0x7f4a2f3e99d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--3.82%-- 0x7ff00f74756e
                            |          |          |          |          _int_realloc
                            |          |          |          |          0x1d011
                            |          |          |          |          
                            |          |          |          |--3.79%-- 0x7f76343669d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          
                            |          |          |          |--3.75%-- 0x7fd6e54199d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--3.73%-- 0x7f02437f29d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--3.42%-- 0x7fcfba8ffc12
                            |          |          |          |          _int_malloc
                            |          |          |          |          
                            |          |          |          |--3.18%-- 0x7fa7636d6dc8
                            |          |          |          |          __GI_memset
                            |          |          |          |          
                            |          |          |          |--3.13%-- 0x7fc5fe0729d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--2.73%-- 0x7fa26d2679d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--2.73%-- 0x7f0c38d3b9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--2.18%-- 0x7f7c1810b9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--2.16%-- 0x7f3a6d8ef9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          0x6f6974617475706d
                            |          |          |          |          
                            |          |          |          |--2.00%-- 0x7f082dcfd9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--1.68%-- 0x7ff4de5138f4
                            |          |          |          |          bfd_elf64_swap_symbol_in
                            |          |          |          |          0xe9490
                            |          |          |          |          
                            |          |          |          |--1.63%-- 0x7fa0d38349d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--1.28%-- 0x7f103a961dc8
                            |          |          |          |          __GI_memset
                            |          |          |          |          
                            |          |          |          |--1.17%-- 0x7fe658273dc8
                            |          |          |          |          __GI_memset
                            |          |          |          |          
                            |          |          |          |--1.00%-- 0x7f763a23b439
                            |          |          |          |          memcpy
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |          |--0.62%-- 0x7fb63864b8f4
                            |          |          |          |          bfd_elf64_swap_symbol_in
                            |          |          |          |          0x65e9a0
                            |          |          |          |          
                            |          |          |          |--0.60%-- 0x7f1e0c2d5dc8
                            |          |          |          |          __GI_memset
                            |          |          |           --2.44%-- [...]
                            |          |          |          
                            |          |          |--1.00%-- do_huge_pmd_anonymous_page
                            |          |          |          do_page_fault
                            |          |          |          page_fault
                            |          |          |          file_read_actor
                            |          |          |          do_generic_file_read
                            |          |          |          generic_file_aio_read
                            |          |          |          do_sync_read
                            |          |          |          vfs_read
                            |          |          |          sys_read
                            |          |          |          system_call_fastpath
                            |          |          |          0x7fdcaa6ce5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |           --0.82%-- __do_fault
                            |          |                     handle_pte_fault
                            |          |                     do_page_fault
                            |          |                     page_fault
                            |          |                     |          
                            |          |                     |--83.43%-- 0x7f8c742ac3b8
                            |          |                     |          _dl_relocate_object
                            |          |                     |          dl_main
                            |          |                     |          _dl_sysdep_start
                            |          |                     |          0x40
                            |          |                     |          
                            |          |                      --16.57%-- 0x7fb68f1f93b8
                            |          |                                _dl_relocate_object
                            |          |                                dl_main
                            |          |                                _dl_sysdep_start
                            |          |                                0x40
                            |          |          
                            |           --0.94%-- alloc_pages_current
                            |                     __get_free_pages
                            |                     |          
                            |                     |--91.91%-- __pmd_alloc
                            |                     |          handle_mm_fault
                            |                     |          __get_user_pages
                            |                     |          get_arg_page
                            |                     |          copy_strings
                            |                     |          copy_strings_kernel
                            |                     |          do_execve_common
                            |                     |          sys_execve
                            |                     |          stub_execve
                            |                     |          0x7f2abdcb6a57
                            |                     |          __execve
                            |                     |          
                            |                      --8.09%-- __tlb_remove_page
                            |                                zap_pte_range
                            |                                unmap_page_range
                            |                                unmap_vmas
                            |                                exit_mmap
                            |                                mmput
                            |                                exec_mmap
                            |                                flush_old_exec
                            |                                load_elf_binary
                            |                                search_binary_handler
                            |                                do_execve_common
                            |                                sys_execve
                            |                                stub_execve
                            |                                0x7f2abdcb6a57
                            |                                __execve
                            |          
                            |--0.61%-- 0x90c7dd8
                            |          __GI_memset
                             --0.17%-- [...]

     0.27%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf_string_from_elf_section
                         |
                         --- bfd_elf_string_from_elf_section
                            |          
                            |--41.80%-- (nil)
                            |          
                            |--3.83%-- 0x7fff061f7313
                            |          
                            |--3.60%-- 0x7fffe04da313
                            |          
                            |--3.59%-- 0x7fff64afb313
                            |          
                            |--3.44%-- 0x7fff8a026313
                            |          
                            |--3.19%-- 0x7fffbae7a313
                            |          
                            |--3.09%-- 0x7ffff784b313
                            |          
                            |--2.90%-- 0x7fff662bf313
                            |          
                            |--2.90%-- 0x7fff279b5313
                            |          
                            |--2.60%-- 0x7fffb663c313
                            |          
                            |--2.00%-- 0x7fff5b77d313
                            |          
                            |--1.94%-- 0x7fff757ac32a
                            |          
                            |--1.78%-- 0x7fff01d85313
                            |          
                            |--1.42%-- 0x7fff5a95f313
                            |          
                            |--1.40%-- 0x7fff6ae7f32a
                            |          
                            |--1.26%-- 0x7fffad67d313
                            |          
                            |--1.25%-- 0x7fff327d3313
                            |          
                            |--1.23%-- 0x7fff3841e313
                            |          
                            |--1.19%-- 0x7fff73766313
                            |          
                            |--1.18%-- 0x7fffa5835313
                            |          
                            |--1.16%-- 0x7fffc067b313
                            |          
                            |--1.15%-- 0x7fff4edd1313
                            |          
                            |--1.10%-- 0x7fff1f2ca313
                            |          
                            |--0.85%-- 0x7fffbc000313
                            |          
                            |--0.84%-- 0x7fffabb30313
                            |          
                            |--0.84%-- 0x7fffde1cc313
                            |          
                            |--0.80%-- 0x7fff7715e313
                            |          
                            |--0.79%-- 0x7ffff4f69313
                            |          
                            |--0.79%-- 0x7fff4d68732a
                            |          
                            |--0.78%-- 0x7fffb1565313
                            |          
                            |--0.77%-- 0x7fff628b6313
                            |          
                            |--0.77%-- 0x7fffdbefe313
                            |          
                            |--0.68%-- 0x7fffb1c9f313
                            |          
                            |--0.66%-- 0x7fff12e98313
                            |          
                            |--0.61%-- 0x7fffabb69313
                            |          
                            |--0.61%-- 0x7fff0a1cc313
                            |          
                            |--0.53%-- 0x7fffa156b313
                             --0.69%-- [...]

     0.27%          1        addr2line  libc-2.11.3.so        [.] __gconv_transform_utf8_internal
                       |
                       --- __gconv_transform_utf8_internal
                          |          
                          |--48.58%-- 0x636600652d43782d
                          |          
                          |--17.34%-- 0xff00000000
                          |          
                          |--12.73%-- 0xa00007fff
                          |          
                          |--4.84%-- 0x756e696c2d657375
                          |          
                          |--2.73%-- _dl_fixup
                          |          
                          |--2.41%-- 0x7fffefd0d320
                          |          
                          |--1.94%-- 0xa6c970000000000
                          |          
                          |--1.67%-- 0x476f2a
                          |          
                          |--1.56%-- (nil)
                          |          |          
                          |           --100.00%-- 0x7fb6d7d2afa7
                          |                     0x7fb6d812db20
                          |                     0x61707068002a666c
                          |          
                          |--1.45%-- 0x6a696000000000
                          |          
                          |--1.14%-- 0xffffffff
                          |          
                          |--1.00%-- 0x7fca
                          |          
                          |--0.97%-- 0x7fffea87be10
                          |          
                          |--0.93%-- 0x726774736f702f6e
                           --0.69%-- [...]

     0.26%          1        addr2line  libc-2.11.3.so        [.] __realloc
                         |
                         --- __realloc
                            |          
                            |--67.95%-- 0xb0000003a
                            |          
                            |--22.59%-- 0xb0000000b
                            |          
                             --9.45%-- _nl_expand_alias
                                       __GI_setlocale
                                       |          
                                       |--85.09%-- set_default_locale
                                       |          
                                        --14.91%-- 0x402263

     0.26%         21         postgres  postgres              [.] ResourceOwnerForgetBuffer
                   |
                   --- ResourceOwnerForgetBuffer
                      |          
                      |--55.25%-- ReleaseBuffer
                      |          ExecClearTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--34.82%-- ExecClearTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--4.99%-- UnpinBuffer
                      |          ReleaseAndReadBuffer
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --4.94%-- ReleaseAndReadBuffer
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.26%         21         postgres  postgres              [.] IncrBufferRefCount
                   |
                   --- IncrBufferRefCount
                      |          
                      |--73.55%-- ExecStoreTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --26.45%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.25%          1        addr2line  [kernel.kallsyms]     [k] radix_tree_lookup_slot
                         |
                         --- radix_tree_lookup_slot
                             find_get_page
                            |          
                            |--68.02%-- do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          |          
                            |          |--99.61%-- sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--7.98%-- 0x7fcd96d8c5d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--5.89%-- 0x7fec4357a5d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--5.66%-- 0x7fd0b898b5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--5.61%-- 0x7fe4287ce5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--5.56%-- 0x7f5a509965d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--5.28%-- 0x7fcfc1bf65d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--5.21%-- 0x7f0c421035d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--4.91%-- 0x7f62eec645d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--4.41%-- 0x7f73d773e5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--4.03%-- 0x7f0f2d0f75d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--3.83%-- 0x7f37add425d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--3.24%-- 0x7f19f8f8b5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--3.12%-- 0x7f4ad5bb25d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--3.01%-- 0x7ff7884045d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.83%-- 0x7f0846b515d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--2.78%-- 0x7ff9e032d5d0
                            |          |          |          __GI___read
                            |          |          |          0xd000200000093
                            |          |          |          
                            |          |          |--2.74%-- 0x7fe111a955d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.53%-- 0x7f8a135885d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.25%-- 0x7fe230bb25d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.20%-- 0x7f75453a55d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--2.19%-- 0x7f1f7d8f55d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--2.19%-- 0x7ff13684c5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--2.04%-- 0x7f074df605d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.88%-- 0x7f11e8bde5d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--1.24%-- 0x7f7a7fbb55d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--1.16%-- 0x7f978684f5d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--1.13%-- 0x7f426592c5d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--1.10%-- 0x7fa8992f85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.06%-- 0x7f926db6b5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.83%-- 0x7f769f7b45d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--0.74%-- 0x7fe5ac8315d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--0.72%-- 0x7f32430e95d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |           --0.65%-- 0x7f503cffc5d0
                            |          |                     __GI___read
                            |          |                     0x7b0930
                            |           --0.39%-- [...]
                            |          
                             --31.98%-- filemap_fault
                                       __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--11.13%-- 0x7f1fe99c48a0
                                       |          __strcpy_ssse3
                                       |          
                                       |--9.93%-- 0x7f2abdcb675f
                                       |          __libc_fork
                                       |          _IO_new_proc_open
                                       |          
                                       |--8.40%-- 0x7fe773ba0a30
                                       |          getopt_long
                                       |          
                                       |--8.33%-- 0x7ffc31fb0662
                                       |          strcmp
                                       |          0x2e7a62696c00322e
                                       |          
                                       |--8.00%-- 0x7f0c3e3b73e8
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--5.28%-- 0x7f7ca138afff
                                       |          __init_cpu_features
                                       |          0x7fff1c25237a
                                       |          0x73656c2f6374652f
                                       |          
                                       |--4.71%-- 0x7f9f1dccabc2
                                       |          __strlen_sse2
                                       |          __GI_setlocale
                                       |          set_default_locale
                                       |          
                                       |--4.43%-- 0x7f4f8983df7f
                                       |          _nl_intern_locale_data
                                       |          
                                       |--3.55%-- 0x7f53a034bc50
                                       |          __GI_mmap64
                                       |          (nil)
                                       |          
                                       |--3.33%-- 0x7fad1c397c2f
                                       |          __gconv_load_cache
                                       |          
                                       |--2.88%-- 0x7f9177eddcba
                                       |          vfprintf
                                       |          __GI___vsnprintf_chk
                                       |          (nil)
                                       |          
                                       |--2.71%-- 0x446ec0
                                       |          begin_unwind_frame
                                       |          
                                       |--2.54%-- 0x7fef97e67d40
                                       |          init_cacheinfo
                                       |          0x7fffd525d37a
                                       |          0x73656c2f6374652f
                                       |          
                                       |--2.48%-- 0x7f199cf9ac2f
                                       |          __gconv_load_cache
                                       |          
                                       |--2.41%-- 0x7fa9928797b0
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--2.31%-- 0x7f273e539010
                                       |          _IO_no_init
                                       |          
                                       |--2.18%-- 0x7f60ad963770
                                       |          __GI_strlen
                                       |          
                                       |--1.97%-- 0x7f68fe0161d0
                                       |          __argz_stringify
                                       |          
                                       |--1.97%-- 0x7f29fc00c750
                                       |          _nl_postload_ctype
                                       |          set_default_locale
                                       |          
                                       |--1.72%-- 0x7f2771c6abb8
                                       |          _dl_lookup_symbol_x
                                       |          _dl_fixup
                                       |          
                                       |--1.64%-- 0x7f05915c4221
                                       |          vfprintf
                                       |          __GI___vsnprintf_chk
                                       |          (nil)
                                       |          
                                       |--1.62%-- 0x4533a0
                                       |          set_default_locale
                                       |          
                                       |--1.54%-- 0x7f283e7789c0
                                       |          __GI__dl_addr
                                       |          
                                       |--1.07%-- 0x7fd96c0dc1b0
                                       |          __gconv_compare_alias
                                       |          __GI_setlocale
                                       |          0x402263
                                       |          
                                       |--0.99%-- 0x7f844c09c054
                                       |          _dl_setup_hash
                                       |          _dl_map_object
                                       |          0x6f6c636c6400322e
                                       |          
                                       |--0.88%-- 0x7fdca7e7a0dc
                                       |          _nl_intern_locale_data
                                       |          
                                       |--0.74%-- 0x7f757d10be7a
                                       |          __strcmp_sse42
                                       |          0x7f757dc67940
                                       |          0x4
                                        --1.26%-- [...]

     0.25%        300            mmfsd  [unknown]             [.] 0x94a5f7        
                      |
                      --- 0x5c90c2
                          (nil)

                      |
                      --- 0x6c3ef8

                      |
                      --- 0x5bc08e

                      |
                      --- 0x7638c9
                          0x1c4c45

                      |
                      --- 0x5c955d
                          0xffffc90033ed8f80

                      |
                      --- 0x72a6ed

                      |
                      --- 0x5b6876
                         |          
                         |--51.48%-- 0x900000000
                         |          
                         |--31.11%-- (nil)
                         |          
                         |--13.65%-- 0x1c4c59
                         |          
                         |--2.60%-- 0x184a4c
                         |          
                          --1.16%-- 0x2f00018b6f

                      |
                      --- 0x76403f
                         |          
                         |--54.08%-- 0x1c4c59
                         |          
                         |--44.55%-- 0x1c4c51
                         |          
                          --1.37%-- 0x1c4c45

                      |
                      --- 0x896275

                      |
                      --- 0x5b6859
                         |          
                         |--33.66%-- 0xffffc900341c3998
                         |          
                         |--21.78%-- 0x89407805d8
                         |          
                         |--12.01%-- 0x184a47
                         |          
                         |--10.88%-- 0x1c4c45
                         |          
                         |--10.61%-- 0x900000000
                         |          
                         |--6.65%-- 0x935864610
                         |          
                         |--2.50%-- 0x1849aa
                         |          
                          --1.91%-- 0x1c4c59

                      |
                      --- 0x5e3685
                         |          
                         |--80.38%-- 0xffffc900312fdb30
                         |          
                         |--12.59%-- 0xffffc9003bf7e460
                         |          
                          --7.03%-- 0xffffc9002c9305e8

                      |
                      --- 0x5b684e
                          (nil)

                      |
                      --- 0x5d4347

                      |
                      --- 0x10bbbf9
                         |          
                         |--49.79%-- 0x184a4c
                         |          
                         |--47.87%-- 0x184aaa
                         |          
                          --2.34%-- 0x1849aa

                      |
                      --- 0x5d4367

                      |
                      --- 0x7ffb7c0c4e98
                          0x7ffb7105b119
                          (nil)

                      |
                      --- 0x72a7ec
                          0x184a47

                      |
                      --- 0x91b03e
                          0x250158f730
                          0x15aa1e8
                          0x15d98f0

                      |
                      --- 0x5b6867
                         |          
                          --100.00%-- 0x2f0001c6bc
                                    0x1700007ffb72b25b

                      |
                      --- 0x5af8d4
                          0x9a00000000
                          0x6800000000000000

                      |
                      --- 0x7fffe2dff8b1
                         |          
                          --100.00%-- 0x900000000

                      |
                      --- 0x931669
                          (nil)
                          (nil)

                      |
                      --- 0x9193a6
                          0x250158f730
                          0x15aa1e8
                          0xb10ff0d089ff4a8d

                      |
                      --- 0x5af5bb
                          0xf800007ffb63a09b

                      |
                      --- 0x9200e0
                          0x250158f730
                          0x15aa1e8
                          0xb10ff0d089ff4a8d

                      |
                      --- 0x5af0be
                          0xffffc900341c3998

                      |
                      --- 0x7fffe2dff8c1
                          0x7ffb7c0e53aa
                         |          
                         |--89.65%-- 0x935864610
                         |          
                          --10.35%-- 0x900000000

                      |
                      --- 0x5bf590
                          0x184aaa

                      |
                      --- 0x6d7b70
                          (nil)

                      |
                      --- 0x68a03f
                         |          
                         |--90.23%-- 0x1c4c50
                         |          
                         |--5.00%-- 0x184a4c
                         |          
                          --4.77%-- 0x184a47

                      |
                      --- 0x7636c2

                      |
                      --- 0x1133ccd
                          0xffffc900341c3998

                      |
                      --- 0x6c4743

                      |
                      --- 0x10a8b47
                         |          
                          --100.00%-- 0x1f52250

                      |
                      --- 0x5e223e
                          0x3600000000
                          0x1
                          (nil)

                      |
                      --- 0x11368aa
                         |          
                         |--93.08%-- 0x200000000
                         |          
                          --6.92%-- (nil)

                      |
                      --- 0x5c06c1
                          0x900000000370000

                      |
                      --- 0x7ffb7c127727

                      |
                      --- 0x68a0fb
                         |          
                         |--95.18%-- 0x184a4c
                         |          
                          --4.82%-- 0x1c4c59

                      |
                      --- 0x7638d4
                          0x1c4c50

                      |
                      --- 0x7755d1

                      |
                      --- 0x6c50bf
                          0x6500000000

                      |
                      --- 0x5b686a
                          0x1849aa

                      |
                      --- 0x763904
                         |          
                         |--94.67%-- 0x184a47
                         |          
                          --5.33%-- 0x1c4c59

                      |
                      --- 0x757057
                          0x18030d7d9f0
                          0x757050
                          0x2f48c82210
                          0x180442bde40
                          0x184a60

                      |
                      --- 0x10ae7b5

                      |
                      --- 0x72c0b3
                         |          
                         |--93.42%-- 0x1c4c59
                         |          
                          --6.58%-- 0x1849aa

                      |
                      --- 0x729ffd
                         |          
                         |--93.22%-- 0x184aaa
                         |          
                          --6.78%-- 0x1c4c59

                      |
                      --- 0x94a5e6
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048
                          0x7ffb55034a80
                          0x1598048

                      |
                      --- 0x7ffb7c0f44ab

                      |
                      --- 0x640f7b
                          0x5e3260
                          0x3600000000

                      |
                      --- 0x6c5aac
                          0x6500000000

                      |
                      --- 0x5af21e
                          0xffffc900341c3998

                      |
                      --- 0x5c3b84
                          0x1849a5

     0.25%          1        addr2line  [kernel.kallsyms]     [k] copy_page_c
                         |
                         --- copy_page_c
                            |          
                            |--82.97%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--5.11%-- 0x7f04011ce3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.97%-- 0x7f2ce99663b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.95%-- 0x7f862cedb3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.76%-- 0x7f3d8b53c3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.70%-- 0x7f2f0cf723b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.68%-- 0x7f3f64fba3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.57%-- 0x7f37b13433b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.54%-- 0x7ffbf991c3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.43%-- 0x7f910314f3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.12%-- 0x7fb533f7f3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--3.79%-- 0x7effa5ec63b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--3.10%-- 0x7f085d33d3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.96%-- 0x7fbda74cd7b9
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.70%-- 0x7fa63a8b53b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.25%-- 0x7f29132da7b9
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.89%-- 0x7fb2ab41e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.80%-- 0x7f3c2c01e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.73%-- 0x7f8efd6243b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.29%-- 0x7f61ed3d8c17
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x6f6c636c6400322e
                            |          |          
                            |          |--1.25%-- 0x7fa7dfbbfec6
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x352e6f732e656e69
                            |          |          
                            |          |--1.22%-- 0x7fd2e441e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.14%-- 0x7fb388a2c3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.13%-- 0x7f0688a4e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.08%-- 0x7f32c66ef3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.07%-- 0x7fe21a2343b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.07%-- 0x7f8b5f192c17
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x6f6c636c6400322e
                            |          |          
                            |          |--0.99%-- 0x7f6207b4d3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.96%-- 0x7f489aa693b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.94%-- 0x42ef28
                            |          |          initialize_shell_variables
                            |          |          
                            |          |--0.91%-- 0x7f638857e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.89%-- 0x7fe7541aa3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.88%-- 0x7fdbee028f63
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x352e6f732e7365
                            |          |          
                            |          |--0.82%-- 0x7f6c2329b3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.82%-- 0x7f8ca4f9e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.82%-- 0x7f57a84043b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.82%-- 0x7f0ad487e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.78%-- 0x7f332685f3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.56%-- 0x7f1e7365c3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.56%-- 0x7effdbca3ec6
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x6469757465730036
                            |          |          
                            |          |--0.54%-- 0x7f503dbd73b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.52%-- 0x7ffe41b8d3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |           --11.89%-- [...]
                            |          
                             --17.03%-- do_wp_page
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--27.21%-- 0x7f2abfb13dec
                                       |          __reclaim_stacks
                                       |          _IO_new_proc_open
                                       |          
                                       |--24.00%-- 0x7f2abdcb6793
                                       |          __libc_fork
                                       |          _IO_new_proc_open
                                       |          
                                       |--9.10%-- 0x7f6c91815938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x352e6f732e7365
                                       |          
                                       |--8.89%-- 0x7f198ba50938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6d6574646b6d0036
                                       |          
                                       |--5.09%-- 0x7f1e2f048158
                                       |          _dl_start
                                       |          _dl_start_user
                                       |          
                                       |--4.47%-- 0x7f976edc7232
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--4.39%-- 0x7f81c2e1a158
                                       |          _dl_start
                                       |          _dl_start_user
                                       |          
                                       |--2.78%-- 0x7fe82a774866
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--2.22%-- 0x7fc8c3c84938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6469757465730036
                                       |          
                                       |--2.12%-- 0x7f63b4b9e866
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--2.10%-- 0x7fcec4c55158
                                       |          _dl_start
                                       |          _dl_start_user
                                       |          
                                       |--1.95%-- 0x7fc5f8efe938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6f732e312e33322e
                                       |          
                                       |--1.95%-- 0x7fab345a7866
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--1.41%-- 0x7fc6e52e5938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x352e6f732e7365
                                       |          
                                       |--1.40%-- 0x7fad8bc79938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6f6c636c6400322e
                                       |          
                                       |--0.76%-- 0x7f9c6267c938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6469757465730036
                                        --0.18%-- [...]

     0.24%          1        addr2line  [kernel.kallsyms]     [k] handle_mm_fault
                         |
                         --- handle_mm_fault
                            |          
                            |--98.78%-- do_page_fault
                            |          page_fault
                            |          |          
                            |          |--35.29%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--12.03%-- 0x7f95b96645d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--11.32%-- 0x7f209870f5d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--11.10%-- 0x7f24ae3455d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--10.53%-- 0x7febda99d5d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--9.55%-- 0x7f4512b5d5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--6.95%-- 0x7f3c73b085d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--6.61%-- 0x7ff7884045d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--4.98%-- 0x7ff2ab9375d0
                            |          |          |          __GI___read
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--4.74%-- 0x7f179705f5d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--3.97%-- 0x7f59254ff5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--3.88%-- 0x7f955bdea5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--3.64%-- 0x7fd222f445d0
                            |          |          |          __GI___read
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--3.26%-- 0x7fa26d2bb5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--2.57%-- 0x7f58535225d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.99%-- 0x7f9410f045d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.47%-- 0x7f88b22675d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |           --1.40%-- 0x7fd18beaf5d0
                            |          |                     __GI___read
                            |          |                     0x69646e6550737365
                            |          |          
                            |          |--4.19%-- 0x7f4d19d219d3
                            |          |          _int_malloc
                            |          |          
                            |          |--4.17%-- 0x7f81bdacf9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--4.08%-- 0x7f153ad32e7a
                            |          |          __strcmp_sse42
                            |          |          (nil)
                            |          |          0x100000005
                            |          |          
                            |          |--4.07%-- 0x7fd78e073dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--3.88%-- 0x7f468c9b9dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--3.87%-- 0x7f60efa339d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--3.50%-- 0x7fda0ae3d640
                            |          |          0x7fda0ae3d640
                            |          |          0x7fffc6557313
                            |          |          
                            |          |--3.03%-- 0x7fd204bcb9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--2.09%-- 0x7f6912b18ec6
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x6469757465730036
                            |          |          
                            |          |--2.00%-- 0x7fda6000b9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.98%-- 0x7f6986ed58f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0xf1e60
                            |          |          
                            |          |--1.72%-- 0x7f89d526b7b0
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.71%-- 0x7f59c3f3e9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.58%-- 0x7fcd8637911b
                            |          |          check_match.12097
                            |          |          
                            |          |--1.44%-- 0x7fc5fc99c9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.36%-- 0x7f049c6b5f7f
                            |          |          _nl_intern_locale_data
                            |          |          
                            |          |--1.28%-- 0x43400c
                            |          |          0x43400c
                            |          |          
                            |          |--1.24%-- 0x7f24fbac28f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x8c8af0
                            |          |          
                            |          |--1.02%-- 0x459c36
                            |          |          0x459c36
                            |          |          0x68ce60
                            |          |          (nil)
                            |          |          0x707865205b5b005d
                            |          |          
                            |          |--0.98%-- 0x7f054f75aaa0
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.91%-- 0x427060
                            |          |          execute_command_internal
                            |          |          
                            |          |--0.78%-- 0x7f7d98eea8f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x8ca048
                            |          |          
                            |          |--0.78%-- 0x7f55dd20811b
                            |          |          check_match.12097
                            |          |          
                            |          |--0.77%-- 0x7f5c556508b8
                            |          |          _dl_map_object_from_fd
                            |          |          _dl_map_object
                            |          |          0x2e7a62696c00322e
                            |          |          
                            |          |--0.70%-- 0x7fc6d5a918f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x845b0
                            |          |          
                            |          |--0.65%-- 0x7f3785aec00b
                            |          |          __GI___mempcpy
                            |          |          _nl_find_locale
                            |          |          __GI_setlocale
                            |          |          set_default_locale
                            |          |          
                            |          |--0.55%-- 0x7f1094e1f8f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x6f0be0
                            |          |          
                            |          |--0.54%-- 0x7ff061c46460
                            |          |          sysconf
                            |          |          _nl_find_locale
                            |          |          __GI_setlocale
                            |          |          set_default_locale
                            |           --9.84%-- [...]
                            |          
                            |--1.18%-- _int_malloc
                            |          (nil)
                             --0.03%-- [...]

     0.24%         19         postgres  postgres              [.] MemoryContextReset
                   |
                   --- MemoryContextReset
                      |          
                      |--74.31%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--15.97%-- ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--5.31%-- ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --4.41%-- ExecHashGetHashValue
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.24%          1        addr2line  [kernel.kallsyms]     [k] _raw_spin_lock
                         |
                         --- _raw_spin_lock
                            |          
                            |--31.95%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--49.64%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--47.25%-- 0x7f60e09df5d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--25.97%-- 0x7f7dd6b985d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--9.22%-- 0x7f93e58535d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--7.43%-- 0x7f8e1b4d05d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.97%-- 0x7fda157585d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.89%-- 0x7fb2699615d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |           --2.27%-- 0x7f36429a95d0
                            |          |                     __GI___read
                            |          |                     0x7b0930
                            |          |          
                            |          |--25.53%-- 0x7fb660541336
                            |          |          memcpy
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--8.33%-- 0x7ff78e7a49d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--5.09%-- 0x7f40eca37dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--3.68%-- 0x7faa218b19d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.82%-- 0x7f0ab06b0dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.81%-- 0x7fb603d1ddc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.75%-- 0x7f7ecbf148f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x33a20
                            |          |          
                            |          |--1.22%-- 0x7f0846b07dc8
                            |          |          __GI_memset
                            |          |          
                            |           --1.12%-- 0x7fe8d6b5f999
                            |                     _init
                            |                     0x7fffd6b7f37a
                            |                     0x73656c2f6374652f
                            |          
                            |--30.63%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--16.90%-- 0x423040
                            |          |          cmd_init
                            |          |          
                            |          |--14.28%-- 0x7f557117e3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--14.15%-- 0x7fc3dfbda3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--11.31%-- 0x7fd61bb7ea7a
                            |          |          _dl_sysdep_start
                            |          |          
                            |          |--7.90%-- 0x7f62e5c117b9
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--7.74%-- 0x7f577ed5b3e8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--7.18%-- 0x7fea7c05e520
                            |          |          _dl_determine_tlsoffset
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.97%-- 0x7f5d69d3baa0
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.85%-- 0x7f05937e815f
                            |          |          _dl_start
                            |          |          _dl_start_user
                            |          |          
                            |          |--2.37%-- 0x44d34c
                            |          |          bash_history_reinit
                            |          |          
                            |          |--2.15%-- 0x7f643c367660
                            |          |          strcmp
                            |          |          
                            |          |--2.08%-- 0x7f5a92c16bc2
                            |          |          __strlen_sse2
                            |          |          __GI_setlocale
                            |          |          set_default_locale
                            |          |          
                            |          |--1.46%-- 0x7f204cc153b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.42%-- 0x7f4e0986c3e8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.08%-- 0x7f40e06fa3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.06%-- 0x7fba96988040
                            |          |          _dl_setup_hash
                            |          |          _dl_start_user
                            |          |          
                            |          |--0.64%-- 0x7f75a320d986
                            |          |          vfprintf
                            |          |          __GI___vsnprintf_chk
                            |          |          (nil)
                            |          |          
                            |          |--0.55%-- 0x7fe36153d3ad
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.54%-- 0x7f180611d42e
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.53%-- 0x7fd1d7b263b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |           --0.84%-- [...]
                            |          
                            |--6.92%-- zap_pte_range
                            |          unmap_page_range
                            |          unmap_vmas
                            |          |          
                            |          |--91.05%-- exit_mmap
                            |          |          mmput
                            |          |          |          
                            |          |          |--71.70%-- exit_mm
                            |          |          |          do_exit
                            |          |          |          do_group_exit
                            |          |          |          sys_exit_group
                            |          |          |          system_call_fastpath
                            |          |          |          0x7fc12e95aa38
                            |          |          |          
                            |          |           --28.30%-- exec_mmap
                            |          |                     flush_old_exec
                            |          |                     load_elf_binary
                            |          |                     search_binary_handler
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     |          
                            |          |                     |--80.70%-- 0x7f2abdcb6a57
                            |          |                     |          __execve
                            |          |                     |          
                            |          |                      --19.30%-- 0x7fb6711c6a57
                            |          |                                __execve
                            |          |          
                            |           --8.95%-- unmap_region
                            |                     do_munmap
                            |                     mmap_region
                            |                     sys_mmap_pgoff
                            |                     system_call_fastpath
                            |                     0x7f50308971da
                            |                     mmap
                            |                     0x2000
                            |          
                            |--5.06%-- dput
                            |          path_put
                            |          |          
                            |          |--74.81%-- path_lookupat
                            |          |          do_path_lookup
                            |          |          user_path_at_empty
                            |          |          sys_faccessat
                            |          |          system_call_fastpath
                            |          |          0x7fb2430f9687
                            |          |          access
                            |          |          
                            |          |--16.59%-- do_last
                            |          |          path_openat
                            |          |          do_filp_open
                            |          |          do_sys_open
                            |          |          system_call_fastpath
                            |          |          0x7f9dee83c1e0
                            |          |          __GI___open64
                            |          |          
                            |           --8.60%-- d_path
                            |                     perf_event_mmap_event
                            |                     perf_event_mmap
                            |                     mmap_region
                            |                     elf_map
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                            |--4.90%-- handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--97.77%-- 0x7f2abdcb6793
                            |          |          __libc_fork
                            |          |          _IO_new_proc_open
                            |          |          
                            |           --2.23%-- 0x7f2abdcb67fa
                            |                     __libc_fork
                            |                     _IO_new_proc_open
                            |          
                            |--4.52%-- d_path
                            |          perf_event_mmap_event
                            |          perf_event_mmap
                            |          mmap_region
                            |          |          
                            |          |--95.45%-- sys_mmap_pgoff
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--91.03%-- 0x7f595f1d9c5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |           --8.97%-- 0x7ffbbed7a1da
                            |          |                     mmap
                            |          |                     0x3e000
                            |          |          
                            |           --4.55%-- elf_map
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                            |--2.64%-- free_pcppages_bulk
                            |          free_hot_cold_page
                            |          __pagevec_free
                            |          release_pages
                            |          free_pages_and_swap_cache
                            |          tlb_flush_mmu
                            |          tlb_finish_mmu
                            |          exit_mmap
                            |          mmput
                            |          exit_mm
                            |          do_exit
                            |          do_group_exit
                            |          sys_exit_group
                            |          system_call_fastpath
                            |          0x7f18a114da38
                            |          
                            |--2.38%-- iget_locked
                            |          proc_get_inode
                            |          proc_lookup_de
                            |          proc_root_lookup
                            |          d_alloc_and_lookup
                            |          do_lookup
                            |          do_last
                            |          path_openat
                            |          do_filp_open
                            |          do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--63.09%-- 0x7ffd235f91e0
                            |          |          __GI___open64
                            |          |          
                            |           --36.91%-- 0x7f1b26e3d1e0
                            |                     __GI___open64
                            |          
                            |--2.04%-- do_wp_page
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--62.39%-- 0x7f5a30832866
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |           --37.61%-- 0x7fd6f5462232
                            |                     dl_main
                            |                     _dl_sysdep_start
                            |                     0x40
                            |          
                            |--1.99%-- path_get
                            |          |          
                            |          |--50.00%-- nameidata_to_filp
                            |          |          do_last
                            |          |          path_openat
                            |          |          do_filp_open
                            |          |          do_sys_open
                            |          |          system_call_fastpath
                            |          |          0x7f2b3c3481e0
                            |          |          __GI___open64
                            |          |          
                            |          |--45.26%-- unlazy_walk
                            |          |          path_lookupat
                            |          |          do_path_lookup
                            |          |          user_path_at_empty
                            |          |          sys_faccessat
                            |          |          system_call_fastpath
                            |          |          0x7faa469a4687
                            |          |          access
                            |          |          
                            |           --4.74%-- d_path
                            |                     perf_event_mmap_event
                            |                     perf_event_mmap
                            |                     mmap_region
                            |                     elf_map
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f4e13ffaa57
                            |                     0x7f4e13ffaa57
                            |          
                            |--1.63%-- alloc_fd
                            |          do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--93.69%-- 0x7f4de99b71e0
                            |          |          __GI___open64
                            |          |          
                            |           --6.31%-- 0x7fb575d9af57
                            |                     __open
                            |                     0x6070
                            |          
                            |--1.31%-- get_page_from_freelist
                            |          __alloc_pages_nodemask
                            |          |          
                            |          |--50.40%-- alloc_pages_current
                            |          |          __get_free_pages
                            |          |          __tlb_remove_page
                            |          |          zap_pte_range
                            |          |          unmap_page_range
                            |          |          unmap_vmas
                            |          |          exit_mmap
                            |          |          mmput
                            |          |          exec_mmap
                            |          |          flush_old_exec
                            |          |          load_elf_binary
                            |          |          search_binary_handler
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7f2abdcb6a57
                            |          |          __execve
                            |          |          
                            |           --49.60%-- alloc_pages_vma
                            |                     do_anonymous_page
                            |                     do_page_fault
                            |                     page_fault
                            |                     0x7f7defe2fdc8
                            |                     __GI_memset
                            |          
                            |--1.05%-- fd_install
                            |          do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--81.35%-- 0x7f8d63b061e0
                            |          |          __GI___open64
                            |          |          
                            |           --18.65%-- 0x7f0688a58f57
                            |                     __open
                            |                     0x6070
                            |          
                            |--1.03%-- __pud_alloc
                            |          handle_mm_fault
                            |          |          
                            |          |--66.76%-- __get_user_pages
                            |          |          get_arg_page
                            |          |          copy_strings
                            |          |          copy_strings_kernel
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7f2abdcb6a57
                            |          |          __execve
                            |          |          
                            |           --33.24%-- do_page_fault
                            |                     page_fault
                            |                     0x7f7a95133b00
                            |                     _start
                            |          
                            |--0.81%-- inode_lru_list_del
                            |          iput_final
                            |          d_kill
                            |          dput
                            |          __fput
                            |          filp_close
                            |          sys_close
                            |          system_call_fastpath
                            |          0x7feb64588570
                            |          __GI___libc_close
                             --1.14%-- [...]

     0.23%          1          objdump  [kernel.kallsyms]     [k] clear_page_c
                    |
                    --- clear_page_c
                       |          
                       |--55.36%-- clear_huge_page
                       |          __do_huge_pmd_anonymous_page
                       |          do_page_fault
                       |          page_fault
                       |          file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--8.55%-- 0x7fd20d7cf5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--7.99%-- 0x7f962a5945d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--7.98%-- 0x7fa570ad55d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--7.87%-- 0x7f578a5055d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--7.49%-- 0x7fcc40a4c5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--6.71%-- 0x7f51467f45d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--6.62%-- 0x7fb187e935d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--6.38%-- 0x7f51764b55d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--5.32%-- 0x7f2cdc1dd5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--5.06%-- 0x7f6d8d61c5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.92%-- 0x7fe8a9d625d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.82%-- 0x7f2203bd05d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.68%-- 0x7ff5733a45d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.61%-- 0x7fdcd173f5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.16%-- 0x7fd0a7e8c5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--3.70%-- 0x7f08a428b5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |           --3.15%-- 0x7f041e9335d0
                       |                     __GI___read
                       |                     0xffffbe000001b685
                       |          
                        --44.64%-- prep_new_page
                                  get_page_from_freelist
                                  __alloc_pages_nodemask
                                  alloc_pages_vma
                                  do_anonymous_page
                                  do_page_fault
                                  page_fault
                                  |          
                                  |--57.27%-- file_read_actor
                                  |          do_generic_file_read
                                  |          generic_file_aio_read
                                  |          do_sync_read
                                  |          vfs_read
                                  |          sys_read
                                  |          system_call_fastpath
                                  |          |          
                                  |          |--17.84%-- 0x7f1a8686b5d0
                                  |          |          __GI___read
                                  |          |          0x2f2e2e2f2e2e2f2e
                                  |          |          
                                  |          |--17.81%-- 0x7fa083dec5d0
                                  |          |          __GI___read
                                  |          |          0x7d00000000000
                                  |          |          
                                  |          |--16.49%-- 0x7f71ab6175d0
                                  |          |          __GI___read
                                  |          |          0x7d00000000000
                                  |          |          
                                  |          |--16.06%-- 0x7f5751bc75d0
                                  |          |          __GI___read
                                  |          |          0x2f2e2e2f2e2e2f2e
                                  |          |          
                                  |          |--11.02%-- 0x7f802be055d0
                                  |          |          __GI___read
                                  |          |          0x2f2e2e2f2e2e2f2e
                                  |          |          
                                  |          |--10.98%-- 0x7f08a428b5d0
                                  |          |          __GI___read
                                  |          |          0xae560f48000069f8
                                  |          |          
                                  |           --9.80%-- 0x7f00ba1e35d0
                                  |                     __GI___read
                                  |                     0xffffbe000001b685
                                  |          
                                  |--10.71%-- 0x7fd44b1a69d3
                                  |          _int_malloc
                                  |          (nil)
                                  |          
                                  |--9.97%-- 0x7fb187e3f9d3
                                  |          _int_malloc
                                  |          
                                  |--9.22%-- 0x7f35520689d3
                                  |          _int_malloc
                                  |          
                                  |--5.00%-- 0x7f71ab5cddc8
                                  |          __GI_memset
                                  |          
                                  |--3.00%-- 0x7f7f176d2dc8
                                  |          __GI_memset
                                  |          
                                  |--2.64%-- 0x7f8088285d58
                                  |          __GI_memset
                                  |          
                                   --2.19%-- 0x7f8088285dc8
                                             __GI_memset

     0.22%         18         postgres  [vdso]                [.] 0x7fffe8fff6a5  
                   |
                   --- 0x7fffe8fff8b0
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff8fc
                       __gettimeofday_internal
                       ExecProcNode
                      |          
                      |--50.25%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.75%-- ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

                   |
                   --- 0x7fffe8fff640
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                      |          
                      |--50.10%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.90%-- ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

                   |
                   --- 0x7fffe8fff8c1
                       __gettimeofday_internal
                      |          
                      |--92.49%-- ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --7.51%-- BackgroundWriterMain
                                 AuxiliaryProcessMain
                                 StartChildProcess
                                 reaper
                                 __restore_rt
                                 PostmasterMain
                                 main
                                 __libc_start_main

                   |
                   --- 0x7fffe8fff662
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff6a5
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff90a
                       __gettimeofday_internal
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff8f5
                       __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff8b1
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff60a
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff677
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff8f9
                       __gettimeofday_internal
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff8e1
                       __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0x7fffe8fff626
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.22%          1        addr2line  libbfd-2.23.1.so      [.] bfd_getl64
                         |
                         --- bfd_getl64
                            |          
                            |--7.58%-- 0x55c660
                            |          
                            |--4.44%-- 0x699de0
                            |          
                            |--4.42%-- 0xb7bafc
                            |          
                            |--4.40%-- 0x55c350
                            |          
                            |--4.39%-- 0x750920
                            |          
                            |--4.00%-- 0x627650
                            |          
                            |--4.00%-- 0xb791f0
                            |          
                            |--3.69%-- 0x89de30
                            |          
                            |--3.66%-- 0x8cd580
                            |          
                            |--3.50%-- 0x4c6fd0
                            |          
                            |--3.36%-- 0x6a57e0
                            |          
                            |--2.47%-- 0x7b3020
                            |          
                            |--2.30%-- 0x8bea0c
                            |          
                            |--2.29%-- 0x8c611c
                            |          
                            |--2.17%-- (nil)
                            |          
                            |--1.73%-- 0x8c4537
                            |          
                            |--1.71%-- 0xeb390
                            |          
                            |--1.50%-- 0xb7d978
                            |          
                            |--1.34%-- 0x78e8c0
                            |          
                            |--1.34%-- 0x8d9360
                            |          
                            |--1.30%-- 0x5ba750
                            |          
                            |--1.22%-- 0x56f000
                            |          
                            |--1.20%-- 0x8b9a60
                            |          
                            |--1.19%-- 0x5760e0
                            |          
                            |--1.13%-- 0x5f7e80
                            |          
                            |--1.12%-- 0x49bce0
                            |          
                            |--1.02%-- 0x67ea10
                            |          
                            |--1.02%-- 0xbba0e4
                            |          
                            |--0.90%-- 0x5cf8d0
                            |          
                            |--0.87%-- 0x6b1850
                            |          
                            |--0.87%-- 0xb7bb00
                            |          
                            |--0.87%-- 0x6e6d00
                            |          
                            |--0.86%-- 0x8c2be0
                            |          
                            |--0.86%-- 0x4dc5b0
                            |          
                            |--0.84%-- 0x676e20
                            |          
                            |--0.84%-- 0x55b2e0
                            |          
                            |--0.82%-- 0x598950
                            |          
                            |--0.81%-- 0x68a380
                            |          
                            |--0.80%-- 0x7b1350
                            |          
                            |--0.79%-- 0x8b22d0
                            |          
                            |--0.78%-- 0x89aa20
                            |          
                            |--0.75%-- 0x88bc40
                            |          
                            |--0.75%-- 0x881218
                            |          
                            |--0.74%-- 0x6ed3f0
                            |          
                            |--0.74%-- 0x48f400
                            |          
                            |--0.66%-- 0x8adee4
                            |          
                            |--0.63%-- 0x67bdd0
                            |          
                            |--0.63%-- 0x5feed0
                            |          
                            |--0.61%-- 0x79bb40
                            |          
                            |--0.61%-- 0xc0c80
                            |          
                            |--0.61%-- 0x89e7b0
                            |          
                            |--0.58%-- 0x4d7a10
                            |          
                            |--0.58%-- 0x70cf30
                            |          
                            |--0.57%-- 0x60d810
                            |          
                            |--0.57%-- 0x489080
                            |          
                            |--0.57%-- 0x8a4920
                            |          
                            |--0.54%-- 0x67f1d0
                            |          
                            |--0.53%-- 0x7b8b30
                            |          
                            |--0.53%-- 0x8d52a0
                            |          
                            |--0.51%-- 0x4ca1d0
                            |          
                            |--0.51%-- 0x4c00a0
                            |          
                            |--0.51%-- 0x5b4640
                             --2.87%-- [...]

     0.22%          1        addr2line  libc-2.11.3.so        [.] __free
                       |
                       --- __free
                          |          
                          |--40.44%-- (nil)
                          |          0x2f656c61636f6c2f
                          |          
                          |--27.29%-- 0x7fb500000f28
                          |          (nil)
                          |          
                          |--9.18%-- 0x7fb500000001
                          |          0x2f656c61636f6c2f
                          |          
                          |--8.22%-- 0x7f1a000007f8
                          |          (nil)
                          |          
                          |--7.90%-- 0x7f9200000001
                          |          0x2f656c61636f6c2f
                          |          
                          |--4.55%-- 0x7fdc00000d98
                          |          (nil)
                          |          
                           --2.41%-- 0x1
                                     0x2f656c61636f6c2f

     0.22%          1          objdump  objdump               [.] 0x6063          
                    |
                    --- 0x40604a
                       |          
                       |--43.98%-- 0x6a187e
                       |          0x7fff54cf3301
                       |          
                       |--38.60%-- 0x6b604a
                       |          0x7fffc8545301
                       |          
                        --17.42%-- 0x682e75
                                  0x7ffff50b4301

                    |
                    --- 0x406005
                       |          
                       |--53.13%-- 0x7f28c45f2080
                       |          0x6a1c66
                       |          0x7fffc82fe301
                       |          
                       |--26.12%-- 0x7ff46e362760
                       |          0x69dd5e
                       |          0x7fffb955d301
                       |          
                        --20.75%-- 0x7f8088178ee0
                                  0x6a3dc7
                                  0x7ffffdd70301

                    |
                    --- 0x406030
                       |          
                       |--59.70%-- 0x68805d
                       |          0x7fffeb28a301
                       |          
                        --40.30%-- 0x686032
                                  0x7fffa2886301

                    |
                    --- 0x406034
                       |          
                       |--65.78%-- 0x6b94b6
                       |          0x7fff8e5a8301
                       |          
                        --34.22%-- 0x699240
                                  0x7fff6e686301

                    |
                    --- 0x406088
                       |          
                       |--71.61%-- 0x6ae9d6
                       |          0x7fff18316301
                       |          
                        --28.39%-- 0x6959b2
                                  0x7fff212f1301

                    |
                    --- 0x40600a
                       |          
                       |--69.84%-- 0x7fc2113e3d40
                       |          0x6b28eb
                       |          0x7fff1abae301
                       |          
                        --30.16%-- 0x7f6d8d5320c0
                                  0x6bbbb4
                                  0x7fff279f1301

                    |
                    --- 0x4063b3

                    |
                    --- 0x40606c
                        0x7fbfe7d832e0
                        0x6a1bd6
                        0x7fffc9804301

                    |
                    --- 0x40604f
                        0x6b98f2
                        0x7fffd2566301

                    |
                    --- 0x405c76

                    |
                    --- 0x4063ba

                    |
                    --- 0x40600f
                        0x7f48916940e0
                        0x6b5120
                        0x7fff299a4301

                    |
                    --- 0x406bf3

                    |
                    --- 0x406040
                        0x6885a0
                        0x7fffdb4a2301

                    |
                    --- 0x406045
                       |          
                       |--60.75%-- 0x6b946a
                       |          0x7fffeaaef301
                       |          
                        --39.25%-- 0x6a5e71
                                  0x7fff5f706301

                    |
                    --- 0x406063
                        0x7fa083cb35e0
                        0x6aaed0
                        0x7fff4677f301

                    |
                    --- 0x40608d
                       |          
                       |--56.72%-- 0x696ef1
                       |          0x7fffaeb0f301
                       |          
                        --43.28%-- 0x688034
                                  0x7fff7a233301

                    |
                    --- 0x40602c
                       |          
                       |--65.69%-- 0x6b4c15
                       |          0x7fff0f4f7301
                       |          
                        --34.31%-- 0x68a7f8
                                  0x7ffffcc51301

                    |
                    --- 0x40605e
                        0x7f51762c4c80
                        0x68b7f3
                        0x7fff0722f301

                    |
                    --- 0x406038
                        0x6969fe
                        0x7fffe2fa8301

                    |
                    --- 0x406022
                        0x7f08a4074ca0
                        0x685337
                        0x7fffe2c1d301

                    |
                    --- 0x405c5f

                    |
                    --- 0x40603c
                        0x6971bb
                        0x7fff8a625301

     0.21%          1        addr2line  [kernel.kallsyms]     [k] do_page_fault
                       |
                       --- do_page_fault
                           page_fault
                          |          
                          |--40.95%-- file_read_actor
                          |          do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          |          
                          |          |--11.61%-- 0x7f3610fda5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--11.57%-- 0x7fb4727d45d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--10.54%-- 0x7f89becf65d0
                          |          |          __GI___read
                          |          |          0x7d00000000000
                          |          |          
                          |          |--10.09%-- 0x7faeb2c225d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--5.76%-- 0x7ff0d57215d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--5.70%-- 0x7ff5fb76a5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--5.24%-- 0x7f719e1ac5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--4.90%-- 0x7fbcc7d2a5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--3.96%-- 0x7fc7b79cf5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--3.30%-- 0x7ff78e7f85d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--3.28%-- 0x7fb30cbb55d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.89%-- 0x7f483f69f5d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--2.83%-- 0x7f17a6a755d0
                          |          |          __GI___read
                          |          |          0x66615f6574656c65
                          |          |          
                          |          |--2.65%-- 0x7fedd29755d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.55%-- 0x7fe17d3b35d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.39%-- 0x7f9100f525d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--2.37%-- 0x7fd22c8eb5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--2.35%-- 0x7fd09ad085d0
                          |          |          __GI___read
                          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          
                          |          |--2.18%-- 0x7f1efd7545d0
                          |          |          __GI___read
                          |          |          0x69646e6550737365
                          |          |          
                          |          |--1.94%-- 0x7fa36cae75d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |           --1.89%-- 0x7ff1009755d0
                          |                     __GI___read
                          |                     0xae560f48000069f8
                          |          
                          |--5.50%-- 0x7f4c20a183e8
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--5.02%-- 0x7f003eec79d3
                          |          _int_malloc
                          |          (nil)
                          |          
                          |--4.88%-- 0x7f56daf059d3
                          |          _int_malloc
                          |          (nil)
                          |          
                          |--4.88%-- 0x7f66ef9d68f4
                          |          bfd_elf64_swap_symbol_in
                          |          0x683b90
                          |          
                          |--4.69%-- 0x7f12e45ff7b0
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--4.37%-- 0x7fed4b1d0bd5
                          |          _dl_lookup_symbol_x
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--4.25%-- 0x7ff3a4d1f42e
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--3.47%-- 0x7f407591656e
                          |          _int_realloc
                          |          0xd021
                          |          
                          |--2.33%-- 0x7fa9bf49f9d3
                          |          _int_malloc
                          |          (nil)
                          |          
                          |--1.95%-- clear_user
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          0x7f2abdcb6a57
                          |          
                          |--1.82%-- 0x7fc7e63a6f7f
                          |          _nl_intern_locale_data
                          |          
                          |--1.29%-- 0x7f652ae3ce01
                          |          _int_malloc
                          |          
                          |--1.14%-- 0x7f2abdcb6883
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--1.07%-- 0x7fa7670c17b0
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--1.05%-- 0x7f927261dba2
                          |          _dl_check_map_versions
                          |          _dl_check_all_versions
                          |          
                          |--1.04%-- 0x7fca2c097ec0
                          |          bfd_elf64_slurp_symbol_table
                          |          0x7fca2b6c0080
                          |          0x6153eb
                          |          0x7fffc932b313
                          |          
                          |--1.00%-- 0x7f155810cdc8
                          |          __GI_memset
                          |          
                          |--0.86%-- 0x7f8e2b0f6990
                          |          _IO_vfscanf_internal
                          |          0x4174ee
                          |          
                          |--0.84%-- 0x459c36
                          |          0x459c36
                          |          (nil)
                          |          alias_builtin
                          |          0x2d5b207361696c61
                          |          
                          |--0.80%-- 0x7f86289a7f7f
                          |          _nl_intern_locale_data
                          |          
                          |--0.80%-- 0x44d330
                          |          bash_history_reinit
                          |          
                          |--0.75%-- 0x7f3267b5aec0
                          |          bfd_elf64_slurp_symbol_table
                          |          0x7f3267183080
                          |          0x6153eb
                          |          0x7fff728e2313
                          |          
                          |--0.64%-- 0x7f552cde78f4
                          |          bfd_elf64_swap_symbol_in
                          |          0x64fe00
                          |          
                          |--0.63%-- 0x7f1639c38336
                          |          memcpy
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--0.59%-- 0x7f0c38d6c619
                          |          sysconf
                          |          _nl_find_locale
                          |          __GI_setlocale
                          |          0x402263
                          |          
                          |--0.54%-- 0x7f608354cc47
                          |          _dl_check_map_versions
                          |          _dl_check_all_versions
                           --2.85%-- [...]

     0.20%          1        addr2line  libc-2.11.3.so        [.] __GI__dl_addr
                       |
                       --- __GI__dl_addr
                           0x4ce02464894cd824

     0.19%         16         postgres  [kernel.kallsyms]     [k] __kmalloc
                   |
                   --- __kmalloc
                      |          
                      |--94.10%-- 0xffffffffa04ade30
                      |          |          
                      |          |--61.76%-- 0xffffffffa05a19ed
                      |          |          0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --38.24%-- 0xffffffffa05a1638
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                       --5.90%-- posix_fadvise

     0.19%          1        addr2line  libc-2.11.3.so        [.] _int_realloc
                         |
                         --- _int_realloc
                            |          
                            |--6.39%-- 0x13491
                            |          
                            |--6.26%-- 0x2011
                            |          
                            |--6.25%-- 0x6e91
                            |          
                            |--6.04%-- 0x9ab1
                            |          
                            |--6.02%-- 0xf2e1
                            |          
                            |--6.00%-- 0xf7b1
                            |          
                            |--5.70%-- 0x3231
                            |          
                            |--5.62%-- 0xd281
                            |          
                            |--5.35%-- 0xde1
                            |          
                            |--5.05%-- 0x62b1
                            |          
                            |--4.65%-- 0x1f9c1
                            |          
                            |--4.60%-- 0xa011
                            |          
                            |--4.27%-- 0xb021
                            |          
                            |--4.06%-- 0x14341
                            |          
                            |--4.04%-- 0x7011
                            |          
                            |--4.03%-- 0xc691
                            |          
                            |--3.90%-- 0x3be1
                            |          
                            |--3.63%-- 0x1aed1
                            |          
                            |--3.10%-- 0xc7b1
                            |          
                            |--2.92%-- 0x9ee1
                            |          
                             --2.12%-- 0x20341

     0.19%          1          objdump  libbfd-2.23.1.so      [.] 0xd1720         
                    |
                    --- 0x7f43a4d38720
                        (nil)

                    |
                    --- 0x7fc99457d720
                        (nil)
                        0x835010
                        0x832ba0
                        0x832000
                        0x830310
                        0x82f7b0
                        0x82d880
                        0x82cba0
                        0x82a860
                        0x828930
                        0x827fb0
                        0x825e10
                        0x823ad0
                        0x8218c0
                        0x820ba0
                        0x81e5e0
                        0x81c460
                        0x81a280
                        0x819840
                        0x8174d0
                        0x815150
                        0x8134a0
                        0x812b00
                        0x8108a0
                        0x80e5d0
                        0x80cc30
                        0x80c370
                        0x809ec0
                        0x807a80
                        0x805930
                        0x804cd0
                        0x8027d0
                        0x800400
                        0x7fe170
                        0x7fbd10
                        0x7f9ba0
                        0x7f8f40
                        0x7f7070
                        0x7f6870
                        0x7f4600
                        0x7f2330
                        0x7f1950
                        0x7efa20
                        0x7ef0e0
                        0x7ed240
                        0x7ec720
                        0x7ea4a0
                        0x7e8fe0
                        0x662278

                    |
                    --- 0x7f876f68f3e6
                        (nil)

                    |
                    --- 0x7f962ad2b41f
                        0x300000001

                    |
                    --- 0x7f58f2492720
                        (nil)
                        0x835010
                        0x832ba0
                        0x832000
                        0x830310
                        0x82f7b0
                        0x82d880
                        0x82cba0
                        0x82a860
                        0x828930
                        0x827fb0
                        0x825e10
                        0x823ad0
                        0x8218c0
                        0x820ba0
                        0x81e5e0
                        0x81c460
                        0x81a280
                        0x819840
                        0x8174d0
                        0x815150
                        0x8134a0
                        0x812b00
                        0x8108a0
                        0x80e5d0
                        0x80cc30
                        0x80c370
                        0x809ec0
                        0x807a80
                        0x805930
                        0x804cd0
                        0x8027d0
                        0x800400
                        0x7fe170
                        0x7fbd10
                        0x7f9ba0
                        0x7f8f40
                        0x7f7070
                        0x7f6870
                        0x7f4600
                        0x7f2330
                        0x7f1950
                        0x7efa20
                        0x7ef0e0
                        0x7ed240
                        0x7ec720
                        0x7ea4a0
                        0x7e8fe0
                        0x662278

                    |
                    --- 0x7fbfe868643c
                        0x400000000

                    |
                    --- 0x7fc99457b713
                        0x661d38
                        (nil)
                        0x835010
                        0x832ba0
                        0x832000
                        0x830310
                        0x82f7b0
                        0x82d880
                        0x82cba0
                        0x82a860
                        0x828930
                        0x827fb0
                        0x825e10
                        0x823ad0
                        0x8218c0
                        0x820ba0
                        0x81e5e0
                        0x81c460
                        0x81a280
                        0x819840
                        0x8174d0
                        0x815150
                        0x8134a0
                        0x812b00
                        0x8108a0
                        0x80e5d0
                        0x80cc30
                        0x80c370
                        0x809ec0
                        0x807a80
                        0x805930
                        0x804cd0
                        0x8027d0
                        0x800400
                        0x7fe170
                        0x7fbd10
                        0x7f9ba0
                        0x7f8f40
                        0x7f7070
                        0x7f6870
                        0x7f4600
                        0x7f2330
                        0x7f1950
                        0x7efa20
                        0x7ef0e0
                        0x7ed240
                        0x7ec720
                        0x7ea4a0
                        0x7e8fe0
                        0x662278

                    |
                    --- 0x7fb60ee77644
                        (nil)
                        0x916170
                        0x915390
                        0x912ef0
                        0x910ce0
                        0x90f370
                        0x90e8f0
                        0x90c4a0
                        0x90a3a0
                        0x9081a0
                        0x907480
                        0x9052f0
                        0x9030f0
                        0x902770
                        0x900300
                        0x8fde00
                        0x8fb990
                        0x8f9490
                        0x8f7050
                        0x8f4d40
                        0x8f4200
                        0x8f2bd0
                        0x8f2250
                        0x8efe30
                        0x8edc90
                        0x8eba50
                        0x8eb210
                        0x8e92c0
                        0x8e8980
                        0x8e69c0
                        0x8e5be0
                        0x8e3760
                        0x8e12b0
                        0x8def00
                        0x8dd710
                        0x8dce70
                        0x8daa80
                        0x8d85d0
                        0x8d6110
                        0x8d3ca0
                        0x8d32c0
                        0x8d0eb0
                        0x8cec50
                        0x8cca00
                        0x8cbc60
                        0x8c9820
                        0x8c7580
                        0x8c5230
                        0x8c2e50
                        0x8c20d0
                        0x8c0a00
                        0x8bed10
                        0x8be650
                        0x8bc150
                        0x8b9e00
                        0x8b9360
                        0x8b7170
                        0x8b5100
                        0x8b43e0
                        0x8b2510
                        0x8b1c50
                        0x8afa20
                        0x8ad930
                        0x8acff0
                        0x8ab190
                        0x8aa610
                        0x8a8360
                        0x8a62d0
                        0x8a5950
                        0x8a3880
                        0x8a2f60
                        0x8a1090
                        0x8a0370
                        0x89e4c0
                        0x89c080
                        0x89a470
                        0x899b30
                        0x897570
                        0x895070
                        0x892cc0
                        0x890c90
                        0x88fe70
                        0x88d7d0
                        0x88b4d0
                        0x889d20
                        0x8893c0
                        0x887210
                        0x884ca0
                        0x882fa0
                        0x880af0
                        0x87ffd0
                        0x87daa0
                        0x87bd68
                        0x879a10
                        0x8792b0
                        0x876d00
                        0x875410
                        0x874a50
                        0x872850
                        0x871080
                        0x870600
                        0x86e450
                        0x86c1f0
                        0x869dc0
                        0x867b20
                        0x866d80
                        0x864b30
                        0x862a40
                        0x862180
                        0x8602d0
                        0x85fa90
                        0x85e300
                        0x85da80
                        0x85c470
                        0x85bc90
                        0x85a720
                        0x859e60
                        0x858070
                        0x857730
                        0x8561f0
                        0x855930
                        0x854260
                        0x853a20
                        0x851d20
                        0x851500
                        0x84f2c0
                        0x84d180
                        0x84c2e0
                        0x849f00
                        0x847b40
                        0x8456f0
                        0x843b40
                        0x843180
                        0x840f50
                        0x83ef00
                        0x83e2e0
                        0x83bf80
                        0x83a030
                        0x8392f0
                        0x837030
                        0x835010
                        0x832ba0
                        0x832000
                        0x830310
                        0x82f7b0
                        0x82d880
                        0x82cba0
                        0x82a860
                        0x828930
                        0x827fb0
                        0x825e10
                        0x823ad0
                        0x8218c0
                        0x820ba0
                        0x81e5e0
                        0x81c460
                        0x81a280
                        0x819840
                        0x8174d0
                        0x815150
                        0x8134a0
                        0x812b00
                        0x8108a0
                        0x80e5d0
                        0x80cc30
                        0x80c370
                        0x809ec0
                        0x807a80
                        0x805930
                        0x804cd0
                        0x8027d0
                        0x800400
                        0x7fe170
                        0x7fbd10
                        0x7f9ba0
                        0x7f8f40
                        0x7f7070
                        0x7f6870
                        0x7f4600
                        0x7f2330
                        0x7f1950
                        0x7efa20
                        0x7ef0e0
                        0x7ed240
                        0x7ec720
                        0x7ea4a0
                        0x7e8fe0
                        0x662278

                    |
                    --- 0x7f28c4ef3435
                        (nil)

                    |
                    --- 0x7ff46ec7a44e
                        0x400000000

                    |
                    --- 0x7f6bc1df6720
                        (nil)
                        0x835010
                        0x832ba0
                        0x832000
                        0x830310
                        0x82f7b0
                        0x82d880
                        0x82cba0
                        0x82a860
                        0x828930
                        0x827fb0
                        0x825e10
                        0x823ad0
                        0x8218c0
                        0x820ba0
                        0x81e5e0
                        0x81c460
                        0x81a280
                        0x819840
                        0x8174d0
                        0x815150
                        0x8134a0
                        0x812b00
                        0x8108a0
                        0x80e5d0
                        0x80cc30
                        0x80c370
                        0x809ec0
                        0x807a80
                        0x805930
                        0x804cd0
                        0x8027d0
                        0x800400
                        0x7fe170
                        0x7fbd10
                        0x7f9ba0
                        0x7f8f40
                        0x7f7070
                        0x7f6870
                        0x7f4600
                        0x7f2330
                        0x7f1950
                        0x7efa20
                        0x7ef0e0
                        0x7ed240
                        0x7ec720
                        0x7ea4a0
                        0x7e8fe0
                        0x662278

                    |
                    --- 0x7f8088a6637c
                        (nil)

                    |
                    --- 0x7f041f0c9720
                        (nil)
                        0x835010
                        0x832ba0
                        0x832000
                        0x830310
                        0x82f7b0
                        0x82d880
                        0x82cba0
                        0x82a860
                        0x828930
                        0x827fb0
                        0x825e10
                        0x823ad0
                        0x8218c0
                        0x820ba0
                        0x81e5e0
                        0x81c460
                        0x81a280
                        0x819840
                        0x8174d0
                        0x815150
                        0x8134a0
                        0x812b00
                        0x8108a0
                        0x80e5d0
                        0x80cc30
                        0x80c370
                        0x809ec0
                        0x807a80
                        0x805930
                        0x804cd0
                        0x8027d0
                        0x800400
                        0x7fe170
                        0x7fbd10
                        0x7f9ba0
                        0x7f8f40
                        0x7f7070
                        0x7f6870
                        0x7f4600
                        0x7f2330
                        0x7f1950
                        0x7efa20
                        0x7ef0e0
                        0x7ed240
                        0x7ec720
                        0x7ea4a0
                        0x7e8fe0
                        0x662278

                    |
                    --- 0x7f7f17eb33fe
                        0x1

                    |
                    --- 0x7f0ccb65641f
                        0x200000000

                    |
                    --- 0x7f00ba97a4e2
                        0x500000000

                    |
                    --- 0x7f22043673f6
                        0x300000001

                    |
                    --- 0x7f6bc1df5d4f

                    |
                    --- 0x7f43a4d43a5e

     0.19%         15         postgres  [kernel.kallsyms]     [k] __mem_cgroup_try_charge
                   |
                   --- __mem_cgroup_try_charge
                      |          
                      |--80.35%-- mem_cgroup_cache_charge
                      |          add_to_page_cache_locked
                      |          add_to_page_cache
                      |          add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --19.65%-- mem_cgroup_charge_common
                                 mem_cgroup_cache_charge
                                 shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 |          
                                 |--65.25%-- 0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                 |          
                                  --34.75%-- 0xffffffffa0553f90
                                            0xffffffffa05715f4
                                            0xffffffffa04c61ab
                                            vfs_read
                                            sys_read
                                            system_call_fastpath
                                            0x7fb873db55d0
                                            __GI___read

     0.19%         15         postgres  postgres              [.] pgstat_init_function_usage
                   |
                   --- pgstat_init_function_usage
                       ExecMakeFunctionResultNoSets
                      |          
                      |--93.07%-- ExecQual
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --6.93%-- ExecProject
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.18%         14         postgres  postgres              [.] LWLockAttemptLock
                   |
                   --- LWLockAttemptLock
                      |          
                      |--85.71%-- LWLockAcquire
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--7.16%-- StartBufferIO
                      |          ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --7.13%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.18%         15         postgres  postgres              [.] XidInMVCCSnapshot
                   |
                   --- XidInMVCCSnapshot
                      |          
                      |--57.62%-- HeapTupleSatisfiesMVCC
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --42.38%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.17%          1        addr2line  [kernel.kallsyms]     [k] page_add_new_anon_rmap
                         |
                         --- page_add_new_anon_rmap
                            |          
                            |--81.76%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--47.17%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--15.02%-- 0x7f2d30c565d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--14.96%-- 0x7f516d0f95d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--14.81%-- 0x7f4dba8cb5d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--12.71%-- 0x7fd5f53cb5d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--6.78%-- 0x7f699741e5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--6.71%-- 0x7f327abbe5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--5.72%-- 0x7fe8eb68d5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--5.00%-- 0x7f10c76935d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--4.39%-- 0x7f0c3aa565d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--4.12%-- 0x7f529d5875d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--3.67%-- 0x7f5112af85d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--3.40%-- 0x7fc2d0e1c5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |           --2.72%-- 0x7f608c7e15d0
                            |          |                     __GI___read
                            |          |                     0xae560f48000069f8
                            |          |          
                            |          |--7.54%-- 0x7fd7fc93956e
                            |          |          _int_realloc
                            |          |          0x1011
                            |          |          
                            |          |--7.11%-- 0x7fdf3929356e
                            |          |          _int_realloc
                            |          |          0x9021
                            |          |          
                            |          |--7.10%-- 0x7f2ce8d3a56e
                            |          |          _int_realloc
                            |          |          0x18011
                            |          |          
                            |          |--6.37%-- 0x7f2efd7288f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x74f590
                            |          |          
                            |          |--6.21%-- 0x7fa117f75dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--4.73%-- 0x7f0687e1f9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--4.19%-- 0x7f0184f749d3
                            |          |          _int_malloc
                            |          |          
                            |          |--2.93%-- 0x7fc5fe07cd3b
                            |          |          __GI_memset
                            |          |          
                            |          |--2.85%-- 0x7f7fd19779d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--1.33%-- 0x7fe2d05928f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x6ec4d0
                            |          |          
                            |          |--0.96%-- 0x7f3b0072fdc8
                            |          |          __GI_memset
                            |          |          
                            |          |--0.94%-- 0x7fe8eb643dc8
                            |          |          __GI_memset
                            |          |          
                            |           --0.56%-- 0x7fbda2c5ed3b
                            |                     __GI_memset
                            |          
                            |--7.93%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--75.86%-- 0x7fb632bca3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--13.44%-- 0x7fe7972f33b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--4.99%-- 0x7f7bdead53b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--3.13%-- 0x7fbb005a83b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.37%-- 0x7f9f9eca73b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |           --1.21%-- clear_user
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                            |--5.90%-- 0xffff881fb2e33590
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--2.80%-- 0xffff883fc0bcf928
                            |          _int_realloc
                            |          0x19021
                            |          
                             --1.61%-- do_wp_page
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--71.97%-- 0x7f340d1f0938
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6f6c636c6400322e
                                       |          
                                        --28.03%-- 0x7f40e0427d07
                                                  xmalloc_set_program_name

     0.17%          1        addr2line  [kernel.kallsyms]     [k] ____pagevec_lru_add_fn
                  |
                  --- ____pagevec_lru_add_fn
                      pagevec_lru_move_fn
                     |          
                     |--97.41%-- __lru_cache_add
                     |          |          
                     |          |--92.32%-- do_anonymous_page
                     |          |          do_page_fault
                     |          |          page_fault
                     |          |          |          
                     |          |          |--46.39%-- file_read_actor
                     |          |          |          do_generic_file_read
                     |          |          |          generic_file_aio_read
                     |          |          |          do_sync_read
                     |          |          |          vfs_read
                     |          |          |          sys_read
                     |          |          |          system_call_fastpath
                     |          |          |          |          
                     |          |          |          |--13.95%-- 0x7fb907c305d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--13.81%-- 0x7fe0a61485d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x69646e6550737365
                     |          |          |          |          
                     |          |          |          |--11.69%-- 0x7f6f944d15d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          |          
                     |          |          |          |--7.45%-- 0x7f92c476a5d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          |          
                     |          |          |          |--6.34%-- 0x7fb6d75a25d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--6.28%-- 0x7f3b007795d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xb0b000f0700000b
                     |          |          |          |          
                     |          |          |          |--6.19%-- 0x7fe2cfdf25d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          |          
                     |          |          |          |--5.36%-- 0x7f78169ca5d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--5.18%-- 0x7f7670b455d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--5.11%-- 0x7fd924fed5d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x7b0930
                     |          |          |          |          
                     |          |          |          |--4.89%-- 0x7f6bbe1485d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--4.12%-- 0x7fc56b62c5d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          |          
                     |          |          |          |--3.30%-- 0x7fba9d5965d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--2.82%-- 0x7fb7710fd5d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0xae560f48000069f8
                     |          |          |          |          
                     |          |          |          |--2.04%-- 0x7fb81ad025d0
                     |          |          |          |          __GI___read
                     |          |          |          |          0x7b0930
                     |          |          |          |          
                     |          |          |           --1.50%-- 0x7f48c73e45d0
                     |          |          |                     __GI___read
                     |          |          |                     0x7b0930
                     |          |          |          
                     |          |          |--6.56%-- 0x7fb85f1099d3
                     |          |          |          _int_malloc
                     |          |          |          (nil)
                     |          |          |          
                     |          |          |--6.07%-- 0x7fd6189a39d3
                     |          |          |          _int_malloc
                     |          |          |          (nil)
                     |          |          |          
                     |          |          |--5.75%-- 0x7fa0878df8f4
                     |          |          |          bfd_elf64_swap_symbol_in
                     |          |          |          (nil)
                     |          |          |          
                     |          |          |--5.66%-- 0x7fabae81cdc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--5.28%-- 0x7fa6377f5dc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--4.62%-- 0x7f6842eebdc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--4.07%-- 0x7f98113f49d3
                     |          |          |          _int_malloc
                     |          |          |          (nil)
                     |          |          |          
                     |          |          |--3.19%-- 0x7fa7083b09d3
                     |          |          |          _int_malloc
                     |          |          |          (nil)
                     |          |          |          
                     |          |          |--2.69%-- 0x7fdeea402dc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--2.07%-- 0x7f7d052bedc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--1.85%-- 0x7f41cff3ddc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--1.33%-- 0x7f5ba8e2ddc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--1.31%-- 0x7feecab6edc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--0.93%-- 0x7f12d2cc4dc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--0.88%-- 0x7f59113b1dc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |          |--0.68%-- 0x7f59c3f48dc8
                     |          |          |          __GI_memset
                     |          |          |          
                     |          |           --0.66%-- 0x7f6047e908f4
                     |          |                     bfd_elf64_swap_symbol_in
                     |          |                     0x7aef00
                     |          |          
                     |           --7.68%-- __do_fault
                     |                     handle_pte_fault
                     |                     do_page_fault
                     |                     page_fault
                     |                     |          
                     |                     |--77.96%-- 0x7f8ce13583b8
                     |                     |          _dl_relocate_object
                     |                     |          dl_main
                     |                     |          _dl_sysdep_start
                     |                     |          0x40
                     |                     |          
                     |                     |--15.64%-- 0x7f59ff4bc3b8
                     |                     |          _dl_relocate_object
                     |                     |          dl_main
                     |                     |          _dl_sysdep_start
                     |                     |          0x40
                     |                     |          
                     |                      --6.39%-- 0x7f47193ef3b8
                     |                                _dl_relocate_object
                     |                                dl_main
                     |                                _dl_sysdep_start
                     |                                0x40
                     |          
                      --2.59%-- lru_add_drain
                                |          
                                |--71.71%-- unmap_region
                                |          do_munmap
                                |          |          
                                |          |--61.46%-- mmap_region
                                |          |          sys_mmap_pgoff
                                |          |          system_call_fastpath
                                |          |          |          
                                |          |          |--90.89%-- 0x7ff25b4631da
                                |          |          |          mmap
                                |          |          |          0x3e000
                                |          |          |          
                                |          |           --9.11%-- 0x7f977a6c91da
                                |          |                     mmap
                                |          |                     0x39000
                                |          |          
                                |           --38.54%-- sys_munmap
                                |                     system_call_fastpath
                                |                     0x7f0c38d99c87
                                |                     __munmap
                                |                     (nil)
                                |          
                                 --28.29%-- exit_mmap
                                           mmput
                                           exec_mmap
                                           flush_old_exec
                                           load_elf_binary
                                           search_binary_handler
                                           do_execve_common
                                           sys_execve
                                           stub_execve
                                           0x7f2abdcb6a57
                                           __execve

     0.17%          1        addr2line  libbfd-2.23.1.so      [.] bfd_section_from_elf_index
                         |
                         --- bfd_section_from_elf_index
                             (nil)

     0.17%         13         postgres  postgres              [.] TransactionIdPrecedes
                   |
                   --- TransactionIdPrecedes
                      |          
                      |--61.63%-- HeapTupleSatisfiesMVCC
                      |          |          
                      |          |--87.45%-- BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --12.55%-- heapgetpage
                      |                     heapgettup_pagemode
                      |                     heap_getnext
                      |                     SeqNext
                      |                     ExecScan
                      |                     ExecProcNode
                      |                     MultiExecHash
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --38.37%-- XidInMVCCSnapshot
                                 HeapTupleSatisfiesMVCC
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.17%          1        addr2line  [kernel.kallsyms]     [k] lookup_page_cgroup
                         |
                         --- lookup_page_cgroup
                            |          
                            |--41.90%-- mem_cgroup_del_lru_list
                            |          release_pages
                            |          free_pages_and_swap_cache
                            |          tlb_flush_mmu
                            |          tlb_finish_mmu
                            |          |          
                            |          |--64.20%-- exit_mmap
                            |          |          mmput
                            |          |          exit_mm
                            |          |          do_exit
                            |          |          do_group_exit
                            |          |          sys_exit_group
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--65.01%-- 0x7f09a6abfa38
                            |          |          |          
                            |          |          |--24.31%-- 0x7f970bca6a38
                            |          |          |          
                            |          |           --10.67%-- 0x7fcdef46aa38
                            |          |          
                            |           --35.80%-- unmap_region
                            |                     do_munmap
                            |                     sys_munmap
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--38.17%-- 0x7f82f7026c87
                            |                     |          __munmap
                            |                     |          
                            |                     |--31.18%-- 0x7f0a72e93c87
                            |                     |          __munmap
                            |                     |          
                            |                      --30.65%-- 0x7f2b6c0e6c87
                            |                                __munmap
                            |                                (nil)
                            |          
                            |--18.48%-- mem_cgroup_charge_common
                            |          |          
                            |          |--57.81%-- __do_fault
                            |          |          handle_pte_fault
                            |          |          do_page_fault
                            |          |          page_fault
                            |          |          |          
                            |          |          |--47.67%-- 0x7f2ab94ff3b8
                            |          |          |          _dl_relocate_object
                            |          |          |          dl_main
                            |          |          |          _dl_sysdep_start
                            |          |          |          0x40
                            |          |          |          
                            |          |          |--42.57%-- 0x7faeea0783b8
                            |          |          |          _dl_relocate_object
                            |          |          |          dl_main
                            |          |          |          _dl_sysdep_start
                            |          |          |          0x40
                            |          |          |          
                            |          |          |--8.30%-- clear_user
                            |          |          |          load_elf_binary
                            |          |          |          search_binary_handler
                            |          |          |          do_execve_common
                            |          |          |          sys_execve
                            |          |          |          stub_execve
                            |          |          |          0x7f2abdcb6a57
                            |          |          |          0x7f2abdcb6a57
                            |          |          |          
                            |          |           --1.45%-- 0x7f0c48aa4ec6
                            |          |                     memset
                            |          |                     _dl_map_object
                            |          |                     0x352e6f732e656e69
                            |          |          
                            |           --42.19%-- do_anonymous_page
                            |                     do_page_fault
                            |                     page_fault
                            |                     |          
                            |                     |--70.15%-- 0x7ffde97e2ec0
                            |                     |          bfd_elf64_slurp_symbol_table
                            |                     |          0x7ffde8e0b080
                            |                     |          0x6153eb
                            |                     |          0x7fff9ca92313
                            |                     |          
                            |                     |--20.33%-- file_read_actor
                            |                     |          do_generic_file_read
                            |                     |          generic_file_aio_read
                            |                     |          do_sync_read
                            |                     |          vfs_read
                            |                     |          sys_read
                            |                     |          system_call_fastpath
                            |                     |          0x7f848e6e05d0
                            |                     |          __GI___read
                            |                     |          0xae560f48000069f8
                            |                     |          
                            |                      --9.52%-- 0x7fd671660d3b
                            |                                __GI_memset
                            |          
                            |--17.88%-- mem_cgroup_update_page_stat
                            |          |          
                            |          |--76.59%-- __do_fault
                            |          |          handle_pte_fault
                            |          |          do_page_fault
                            |          |          page_fault
                            |          |          |          
                            |          |          |--44.79%-- 0x7f2f8289e3ad
                            |          |          |          _dl_relocate_object
                            |          |          |          dl_main
                            |          |          |          _dl_sysdep_start
                            |          |          |          0x40
                            |          |          |          
                            |          |          |--27.85%-- 0x7feda760f398
                            |          |          |          _dl_relocate_object
                            |          |          |          dl_main
                            |          |          |          _dl_sysdep_start
                            |          |          |          0x40
                            |          |          |          
                            |          |          |--22.62%-- 0x7fa153c72130
                            |          |          |          bfd_section_from_shdr
                            |          |          |          0x7ffffc14d313
                            |          |          |          
                            |          |           --4.74%-- 0x7f1a11c63964
                            |          |                     _dl_cache_libcmp
                            |          |          
                            |           --23.41%-- zap_pte_range
                            |                     unmap_page_range
                            |                     unmap_vmas
                            |                     exit_mmap
                            |                     mmput
                            |                     exit_mm
                            |                     do_exit
                            |                     do_group_exit
                            |                     sys_exit_group
                            |                     system_call_fastpath
                            |                     0x7f5e098eaa38
                            |          
                            |--10.80%-- __mem_cgroup_uncharge_common
                            |          page_remove_rmap
                            |          zap_pte_range
                            |          unmap_page_range
                            |          unmap_vmas
                            |          |          
                            |          |--60.54%-- unmap_region
                            |          |          do_munmap
                            |          |          sys_munmap
                            |          |          system_call_fastpath
                            |          |          0x7f6f61c9bc87
                            |          |          __munmap
                            |          |          
                            |           --39.46%-- exit_mmap
                            |                     mmput
                            |                     |          
                            |                     |--98.15%-- exit_mm
                            |                     |          do_exit
                            |                     |          do_group_exit
                            |                     |          sys_exit_group
                            |                     |          system_call_fastpath
                            |                     |          0x7eff6890fa38
                            |                     |          
                            |                      --1.85%-- exec_mmap
                            |                                flush_old_exec
                            |                                load_elf_binary
                            |                                search_binary_handler
                            |                                do_execve_common
                            |                                sys_execve
                            |                                stub_execve
                            |                                0x7f2abdcb6a57
                            |                                __execve
                            |          
                            |--6.16%-- mem_cgroup_get_reclaim_stat_from_page
                            |          update_page_reclaim_stat
                            |          ____pagevec_lru_add_fn
                            |          pagevec_lru_move_fn
                            |          __lru_cache_add
                            |          do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          0x7ff4344769d3
                            |          _int_malloc
                            |          (nil)
                            |          
                             --4.79%-- mem_cgroup_add_lru_list
                                       pagevec_lru_move_fn
                                       __lru_cache_add
                                       |          
                                       |--93.03%-- do_anonymous_page
                                       |          do_page_fault
                                       |          page_fault
                                       |          |          
                                       |          |--51.28%-- 0x7f769f7609d3
                                       |          |          _int_malloc
                                       |          |          
                                       |           --48.72%-- file_read_actor
                                       |                     do_generic_file_read
                                       |                     generic_file_aio_read
                                       |                     do_sync_read
                                       |                     vfs_read
                                       |                     sys_read
                                       |                     system_call_fastpath
                                       |                     0x7f15820815d0
                                       |                     __GI___read
                                       |                     0xae560f48000069f8
                                       |          
                                        --6.97%-- __do_fault
                                                  handle_pte_fault
                                                  do_page_fault
                                                  page_fault
                                                  0x7fd6cf1af3b8
                                                  _dl_relocate_object
                                                  dl_main
                                                  _dl_sysdep_start
                                                  0x40

     0.16%         13         postgres  [kernel.kallsyms]     [k] lookup_page_cgroup
                   |
                   --- lookup_page_cgroup
                      |          
                      |--70.87%-- __mem_cgroup_commit_charge_lrucare
                      |          mem_cgroup_cache_charge
                      |          add_to_page_cache_locked
                      |          add_to_page_cache
                      |          add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--13.34%-- mem_cgroup_charge_common
                      |          mem_cgroup_cache_charge
                      |          shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--7.92%-- mem_cgroup_add_lru_list
                      |          pagevec_lru_move_fn
                      |          __lru_cache_add
                      |          add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --7.87%-- mem_cgroup_update_page_stat
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.16%          1        addr2line  [kernel.kallsyms]     [k] get_pageblock_flags_group
                  |
                  --- get_pageblock_flags_group
                      free_hot_cold_page
                     |          
                     |--98.64%-- __pagevec_free
                     |          release_pages
                     |          |          
                     |          |--99.13%-- free_pages_and_swap_cache
                     |          |          tlb_flush_mmu
                     |          |          tlb_finish_mmu
                     |          |          |          
                     |          |          |--70.66%-- unmap_region
                     |          |          |          do_munmap
                     |          |          |          sys_munmap
                     |          |          |          system_call_fastpath
                     |          |          |          |          
                     |          |          |          |--9.76%-- 0x7f9572082c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--9.61%-- 0x7facaad14c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--9.42%-- 0x7f9ef1898c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--9.19%-- 0x7f51e9b8ac87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--8.88%-- 0x7f3d03a4dc87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--8.44%-- 0x7fe4aa69dc87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--6.28%-- 0x7f7a842aec87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--5.79%-- 0x7f16d663dc87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--5.45%-- 0x7fca2b900c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--4.62%-- 0x7fe7cc0dec87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--4.42%-- 0x7fb0c31c9c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--3.98%-- 0x7f2fc44a3c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--3.84%-- 0x7f5925509c87
                     |          |          |          |          __munmap
                     |          |          |          |          
                     |          |          |          |--3.72%-- 0x7ff3c10a5c87
                     |          |          |          |          __munmap
                     |          |          |          |          (nil)
                     |          |          |          |          
                     |          |          |          |--3.36%-- 0x7f5f93667c87
                     |          |          |          |          __munmap
                     |          |          |          |          (nil)
                     |          |          |          |          
                     |          |          |           --3.25%-- 0x7f24bf0a2c87
                     |          |          |                     __munmap
                     |          |          |          
                     |          |           --29.34%-- exit_mmap
                     |          |                     mmput
                     |          |                     |          
                     |          |                     |--74.76%-- exit_mm
                     |          |                     |          do_exit
                     |          |                     |          do_group_exit
                     |          |                     |          sys_exit_group
                     |          |                     |          system_call_fastpath
                     |          |                     |          |          
                     |          |                     |          |--32.81%-- 0x7f065b0faa38
                     |          |                     |          |          
                     |          |                     |          |--31.86%-- 0x7f2da582aa38
                     |          |                     |          |          
                     |          |                     |          |--21.71%-- 0x7f2149a48a38
                     |          |                     |          |          
                     |          |                     |           --13.62%-- 0x7fc6eac72a38
                     |          |                     |          
                     |          |                      --25.24%-- exec_mmap
                     |          |                                flush_old_exec
                     |          |                                load_elf_binary
                     |          |                                search_binary_handler
                     |          |                                do_execve_common
                     |          |                                sys_execve
                     |          |                                stub_execve
                     |          |                                |          
                     |          |                                |--61.13%-- 0x7fb69d013a57
                     |          |                                |          __execve
                     |          |                                |          
                     |          |                                |--24.98%-- 0x7f6858d7ea57
                     |          |                                |          __execve
                     |          |                                |          
                     |          |                                 --13.90%-- 0x7f2abdcb6a57
                     |          |                                           __execve
                     |          |          
                     |           --0.87%-- pagevec_lru_move_fn
                     |                     lru_add_drain
                     |                     exit_mmap
                     |                     mmput
                     |                     exec_mmap
                     |                     flush_old_exec
                     |                     load_elf_binary
                     |                     search_binary_handler
                     |                     do_execve_common
                     |                     sys_execve
                     |                     stub_execve
                     |                     0x7fb65fe14a57
                     |                     __execve
                     |          
                      --1.36%-- tlb_finish_mmu
                                exit_mmap
                                mmput
                                exec_mmap
                                flush_old_exec
                                load_elf_binary
                                search_binary_handler
                                do_execve_common
                                sys_execve
                                stub_execve
                                0x7f2abdcb6a57
                                __execve

     0.16%          1          objdump  [kernel.kallsyms]     [k] copy_user_generic_string
                    |
                    --- copy_user_generic_string
                       |          
                       |--95.60%-- file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--7.21%-- 0x7f34605cb5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--6.97%-- 0x7f9e8a6655d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--6.71%-- 0x7f48733ac5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--6.54%-- 0x7f739ab6f5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--6.54%-- 0x7fb4936305d0
                       |          |          __GI___read
                       |          |          0xb0b000f0700000b
                       |          |          
                       |          |--6.52%-- 0x7fd66cce85d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--6.22%-- 0x7f7cfdafa5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--5.78%-- 0x7f81c0de25d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--5.53%-- 0x7f99e8f185d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--5.39%-- 0x7f71ab6175d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.64%-- 0x7ff46e4e35d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.41%-- 0x7ffd592075d0
                       |          |          __GI___read
                       |          |          0xb0b000f0700000b
                       |          |          
                       |          |--4.31%-- 0x7fc6c30745d0
                       |          |          __GI___read
                       |          |          (nil)
                       |          |          
                       |          |--4.25%-- 0x7f7f1771c5d0
                       |          |          __GI___read
                       |          |          0xb0b000f0700000b
                       |          |          
                       |          |--4.20%-- 0x7f56ef86c5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--4.17%-- 0x7f041e9335d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--3.82%-- 0x7f0ccaebf5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--3.51%-- 0x7f6bc16605d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--1.68%-- 0x7f43a45a25d0
                       |          |          __GI___read
                       |          |          0x8418290000000002
                       |          |          
                       |           --1.60%-- 0x7f7eefc705d0
                       |                     __GI___read
                       |                     0x7b0930
                       |          
                        --4.40%-- cp_new_stat
                                  sys_newfstat
                                  system_call_fastpath
                                  0x7f46da8ad7d4
                                  __GI___fxstat
                                  (nil)

     0.15%          1        addr2line  libbfd-2.23.1.so      [.] bfd_zalloc
                       |
                       --- bfd_zalloc
                          |          
                          |--44.69%-- 0x300000000
                          |          
                          |--21.69%-- 0x400000000
                          |          
                          |--14.95%-- 0x500000001
                          |          
                          |--10.47%-- 0x600000000
                          |          
                           --8.20%-- 0x100000000

     0.15%         13         postgres  postgres              [.] PredicateLockTuple
                   |
                   --- PredicateLockTuple
                      |          
                      |--86.55%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --13.45%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.15%          1        addr2line  libbfd-2.23.1.so      [.] bfd_getl32
                         |
                         --- bfd_getl32
                            |          
                            |--19.28%-- 0x4f2560
                            |          
                            |--18.77%-- (nil)
                            |          |          
                            |           --100.00%-- 0x61b028
                            |          
                            |--13.36%-- 0x6f5c80
                            |          
                            |--8.82%-- 0x361bb
                            |          
                            |--7.40%-- 0x61aae8
                            |          (nil)
                            |          0x8602c0
                            |          0x85de80
                            |          0x85bb70
                            |          0x85b030
                            |          0x859a00
                            |          0x859080
                            |          0x856c60
                            |          0x854ac0
                            |          0x852880
                            |          0x852040
                            |          0x8500f0
                            |          0x84f7b0
                            |          0x84d7f0
                            |          0x84ca10
                            |          0x84a590
                            |          0x8480e0
                            |          0x845d30
                            |          0x844540
                            |          0x843ca0
                            |          0x8418b0
                            |          0x83f400
                            |          0x83cf40
                            |          0x83aad0
                            |          0x83a0f0
                            |          0x837ce0
                            |          0x835a80
                            |          0x833830
                            |          0x832a90
                            |          0x830650
                            |          0x82e3b0
                            |          0x82c060
                            |          0x829c80
                            |          0x828f00
                            |          0x827830
                            |          0x825b40
                            |          0x825480
                            |          0x822f80
                            |          0x820c30
                            |          0x820190
                            |          0x81dfa0
                            |          0x81bf30
                            |          0x81b210
                            |          0x819340
                            |          0x818a80
                            |          0x816850
                            |          0x814760
                            |          0x813e20
                            |          0x811fc0
                            |          0x811440
                            |          0x80f190
                            |          0x80d100
                            |          0x80c780
                            |          0x80a6b0
                            |          0x809d90
                            |          0x807ec0
                            |          0x8071a0
                            |          0x805340
                            |          0x802ee0
                            |          0x8012d0
                            |          0x800990
                            |          0x7fe3f0
                            |          0x7fbf50
                            |          0x7f9b20
                            |          0x7f7b30
                            |          0x7f6d10
                            |          0x7f4770
                            |          0x7f2480
                            |          0x7f0470
                            |          0x7efb10
                            |          0x7ed3e0
                            |          0x7eadd0
                            |          0x7ea6d0
                            |          0x7e80c0
                            |          0x7e6030
                            |          0x7e3b40
                            |          0x7e30a0
                            |          0x7e12a0
                            |          0x7e0b40
                            |          0x7de560
                            |          0x7dc440
                            |          0x7da4d0
                            |          0x7d98d0
                            |          0x7d7990
                            |          0x7d6f10
                            |          0x7d4d90
                            |          0x7d2b40
                            |          0x7d0840
                            |          0x7cfa60
                            |          0x7cd6a0
                            |          0x7cb490
                            |          0x7c93e0
                            |          0x7c8b20
                            |          0x7c7310
                            |          0x7c6ad0
                            |          0x7c5420
                            |          0x7c4ba0
                            |          0x7c3550
                            |          0x7c2d70
                            |          0x7c1060
                            |          0x7c07a0
                            |          0x7bf0f0
                            |          0x7be7b0
                            |          0x7bcb30
                            |          0x7bc270
                            |          0x7bab20
                            |          0x7ba2e0
                            |          0x7b8640
                            |          0x7b7e20
                            |          0x7b5d00
                            |          0x7b5120
                            |          0x7b2be0
                            |          0x7b07e0
                            |          0x7ae480
                            |          0x7ac1d0
                            |          0x7ab450
                            |          0x7a92d0
                            |          0x7a71e0
                            |          0x7a66e0
                            |          0x7a4470
                            |          0x7a2270
                            |          0x7a1750
                            |          0x79f510
                            |          0x79d360
                            |          0x79c980
                            |          0x79a3c0
                            |          0x7982d0
                            |          0x797b70
                            |          0x795a20
                            |          0x795060
                            |          0x792da0
                            |          0x790b50
                            |          0x7901b0
                            |          0x78e320
                            |          0x78d7c0
                            |          0x78b2f0
                            |          0x789010
                            |          0x786c90
                            |          0x784950
                            |          0x783d70
                            |          0x781a90
                            |          0x77fbb0
                            |          0x77ef30
                            |          0x77cb00
                            |          0x77a530
                            |          0x778620
                            |          0x777b00
                            |          0x775790
                            |          0x773700
                            |          0x772e40
                            |          0x770930
                            |          0x76e550
                            |          0x76c400
                            |          0x76b7a0
                            |          0x7691f0
                            |          0x766d50
                            |          0x764b80
                            |          0x762860
                            |          0x761ca0
                            |          0x75f8a0
                            |          0x75da30
                            |          0x75d230
                            |          0x75b160
                            |          0x75a460
                            |          0x758390
                            |          0x756b80
                            |          0x756240
                            |          0x7543a0
                            |          0x753880
                            |          0x751680
                            |          0x74fdd0
                            |          0x61b028
                            |          
                            |--6.36%-- 0x789a70
                            |          
                            |--6.32%-- 0x615f50
                            |          
                            |--6.25%-- 0x889680
                            |          
                            |--5.88%-- 0x7ac750
                            |          
                            |--2.48%-- 0x506740
                            |          
                            |--1.76%-- 0x4b78b0
                            |          
                            |--1.71%-- 0x4ab780
                            |          
                             --1.63%-- 0x8c444c

     0.15%         13         postgres  [kernel.kallsyms]     [k] __alloc_pages_nodemask
                   |
                   --- __alloc_pages_nodemask
                      |          
                      |--65.23%-- alloc_pages_vma
                      |          shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--17.38%-- alloc_pages_current
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--8.71%-- posix_fadvise
                      |          
                       --8.68%-- 0xffff8823d4075d58
                                 posix_fadvise

     0.14%         11         postgres  [kernel.kallsyms]     [k] radix_tree_lookup
                   |
                   --- radix_tree_lookup
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.14%         11         postgres  postgres              [.] ExecProject
                   |
                   --- ExecProject
                      |          
                      |--54.06%-- ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--36.89%-- ExecScan
                      |          ExecProcNode
                      |          MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --9.06%-- ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.14%         11         postgres  postgres              [.] ResourceOwnerEnlargeBuffers
                   |
                   --- ResourceOwnerEnlargeBuffers
                      |          
                      |--72.49%-- IncrBufferRefCount
                      |          ExecStoreTuple
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --27.51%-- ExecStoreTuple
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.14%          1        addr2line  [kernel.kallsyms]     [k] put_page
                         |
                         --- put_page
                            |          
                            |--91.92%-- do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          |          
                            |          |--99.84%-- sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--8.45%-- 0x7fab3fcb75d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--8.02%-- 0x7fc15dab85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--7.79%-- 0x7fe847c935d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--7.78%-- 0x7f2c5cd615d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--7.72%-- 0x7f07ea39f5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--7.55%-- 0x7f590b5695d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--7.46%-- 0x7f0da25fa5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--7.10%-- 0x7fe6d06735d0
                            |          |          |          __GI___read
                            |          |          |          0xb0b000f0700000b
                            |          |          |          
                            |          |          |--6.86%-- 0x7fcb5ee5b5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.34%-- 0x7fb8f51025d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--4.00%-- 0x7f345224e5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--3.01%-- 0x7f86f40765d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.97%-- 0x7fa45493a5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.96%-- 0x7fbdbf4165d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.53%-- 0x7fe05b2a65d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.25%-- 0x7fb3afbb35d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.15%-- 0x7f67c24ba5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--2.06%-- 0x7ff1009755d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.93%-- 0x7f0184fc85d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.82%-- 0x7f5c723175d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--1.09%-- 0x7f1e72a815d0
                            |          |          |          __GI___read
                            |          |           --0.16%-- [...]
                            |           --0.16%-- [...]
                            |          
                             --8.08%-- __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--91.57%-- clear_user
                                       |          load_elf_binary
                                       |          search_binary_handler
                                       |          do_execve_common
                                       |          sys_execve
                                       |          stub_execve
                                       |          0x7fa5bd59da57
                                       |          0x7fa5bd59da57
                                       |          
                                        --8.43%-- 0x7f306d51a7b9
                                                  _dl_relocate_object
                                                  dl_main
                                                  _dl_sysdep_start
                                                  0x40

     0.14%          1        addr2line  [kernel.kallsyms]     [k] find_vma
                         |
                         --- find_vma
                            |          
                            |--58.41%-- do_page_fault
                            |          page_fault
                            |          |          
                            |          |--21.52%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--34.46%-- 0x7fd18beaf5d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--28.51%-- 0x7fae6f3a25d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--22.47%-- 0x7f3b8fd5c5d0
                            |          |          |          __GI___read
                            |          |          |          (nil)
                            |          |          |          0x7f3b90b16700
                            |          |          |          
                            |          |           --14.57%-- 0x7f19bc8525d0
                            |          |                     __GI___read
                            |          |                     0xae560f48000069f8
                            |          |          
                            |          |--12.47%-- 0x7f5499badc17
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x2e7a62696c00322e
                            |          |          
                            |          |--11.20%-- 0x7f1fea553054
                            |          |          _dl_setup_hash
                            |          |          _dl_map_object
                            |          |          0x6f732e312e33322e
                            |          |          
                            |          |--5.07%-- 0x7fee7fc0016a
                            |          |          __strcmp_sse2
                            |          |          
                            |          |--4.25%-- 0x7fa55a612f7f
                            |          |          _nl_intern_locale_data
                            |          |          
                            |          |--3.70%-- 0x7fe15829e831
                            |          |          __GI_memcpy
                            |          |          0x4174ee
                            |          |          
                            |          |--3.36%-- 0x7fc84b0b61b0
                            |          |          __gconv_compare_alias
                            |          |          __GI_setlocale
                            |          |          set_default_locale
                            |          |          
                            |          |--3.24%-- 0x7f41da25f3e8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--3.11%-- 0x432ff0
                            |          |          set_job_control
                            |          |          
                            |          |--2.83%-- 0x7f34d261c520
                            |          |          _dl_init_paths
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.74%-- 0x7fad3aa97eb6
                            |          |          _nl_normalize_codeset
                            |          |          
                            |          |--2.60%-- 0x7f548ce759c5
                            |          |          do_lookup_x
                            |          |          
                            |          |--2.49%-- 0x7f5778d9aa1d
                            |          |          _dl_sysdep_start
                            |          |          _dl_start_user
                            |          |          
                            |          |--2.35%-- 0x7f28eae6642e
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.31%-- 0x7f2abdcb67ca
                            |          |          __libc_fork
                            |          |          _IO_new_proc_open
                            |          |          
                            |          |--2.14%-- 0x7fa1026bf147
                            |          |          _dl_start
                            |          |          _dl_start_user
                            |          |          
                            |          |--2.12%-- 0x417e50
                            |          |          main
                            |          |          
                            |          |--2.05%-- 0x459c36
                            |          |          0x459c36
                            |          |          (nil)
                            |          |          alias_builtin
                            |          |          0x2d5b207361696c61
                            |          |          
                            |          |--2.04%-- 0x7f8b34842398
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.27%-- 0x7f68be9797b0
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--1.22%-- 0x7faae55d7f63
                            |          |          memset
                            |          |          _dl_map_object
                            |          |          0x352e6f732e7365
                            |          |          
                            |          |--1.20%-- 0x7f98cc8639c5
                            |          |          do_lookup_x
                            |          |          
                            |          |--0.98%-- 0x7f4a141e9aa0
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.79%-- 0x7ff788fdf3b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.74%-- 0x7f57c3539730
                            |          |          sbrk@plt
                            |          |          
                            |          |--0.70%-- 0x7f21d0f69f7f
                            |          |          _nl_intern_locale_data
                            |           --1.52%-- [...]
                            |          
                            |--30.24%-- arch_get_unmapped_area_topdown
                            |          get_unmapped_area
                            |          do_mmap_pgoff
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          |          
                            |          |--23.41%-- 0x7f4a3054fc5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--22.38%-- 0x7fb049a00c5a
                            |          |          __GI_mmap64
                            |          |          0x6f6974617475706d
                            |          |          
                            |          |--15.03%-- 0x7fbecda811da
                            |          |          mmap
                            |          |          0x15000
                            |          |          
                            |          |--14.50%-- 0x7f02b9561c5a
                            |          |          __GI_mmap64
                            |          |          0x6f6974617475706d
                            |          |          
                            |          |--9.24%-- 0x7fd64b109c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.99%-- 0x7fbabec05c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.55%-- 0x7f1e8a8a1c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.21%-- 0x7f1aa49b6c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--1.85%-- 0x7fde9b4d3c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--1.81%-- 0x7fc4af0661da
                            |          |          mmap
                            |          |          0x2000
                            |          |          
                            |           --1.03%-- 0x7f41da26a1da
                            |                     mmap
                            |                     0x2000
                            |          
                            |--8.60%-- do_munmap
                            |          |          
                            |          |--96.50%-- sys_munmap
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--95.42%-- 0x7fbb46994c87
                            |          |          |          __munmap
                            |          |          |          
                            |          |           --4.58%-- 0x7f6fae431207
                            |          |                     munmap
                            |          |                     0x7f6fae4347dd
                            |          |          
                            |           --3.50%-- mmap_region
                            |                     sys_mmap_pgoff
                            |                     system_call_fastpath
                            |                     0x7f9f250a01da
                            |                     mmap
                            |                     0x16f000
                            |          
                            |--2.43%-- sys_brk
                            |          system_call_fastpath
                            |          0x7fb3e5b8a2aa
                            |          __brk
                             --0.33%-- [...]

     0.13%          1        addr2line  libbfd-2.23.1.so      [.] _bfd_dwarf2_cleanup_debug_info
                         |
                         --- _bfd_dwarf2_cleanup_debug_info

     0.13%          1        addr2line  ld-2.11.3.so          [.] strcmp
                         |
                         --- strcmp
                            |          
                            |--41.56%-- 0x6f732e312e33322e
                            |          
                            |--22.94%-- _dl_check_map_versions
                            |          _dl_check_all_versions
                            |          
                            |--16.41%-- 0x6469757465730036
                            |          
                            |--7.50%-- 0x9691a75
                            |          0x42494c4700352e32
                            |          
                            |--5.83%-- 0x2e7a62696c00322e
                            |          
                            |--3.09%-- 0x6f6c636c6400322e
                            |          
                            |--1.00%-- 0x352e6f732e7365
                            |          
                            |--0.93%-- 0x2e34362d3638782d
                            |          
                             --0.74%-- 0x69766e655f5f0036

     0.13%         11         postgres  postgres              [.] hash_any
                   |
                   --- hash_any
                      |          
                      |--50.59%-- CHashSearch
                      |          BufTableLookup
                      |          |          
                      |          |--58.79%-- PrefetchBuffer
                      |          |          BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --41.21%-- ReadBuffer_common
                      |                     ReadBufferExtended
                      |                     BitmapHeapNext
                      |                     ExecScan
                      |                     ExecProcNode
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --49.41%-- CHashInsert
                                 BufTableInsert
                                 ReadBuffer_common
                                 ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.13%          1        addr2line  [kernel.kallsyms]     [k] __lru_cache_add
                       |
                       --- __lru_cache_add
                          |          
                          |--99.35%-- do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--52.92%-- file_read_actor
                          |          |          do_generic_file_read
                          |          |          generic_file_aio_read
                          |          |          do_sync_read
                          |          |          vfs_read
                          |          |          sys_read
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--14.71%-- 0x7fb62c2d85d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |          |--14.71%-- 0x7f3883da25d0
                          |          |          |          __GI___read
                          |          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          |          
                          |          |          |--12.18%-- 0x7f82dbfdc5d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |          |--12.02%-- 0x7f5c872ef5d0
                          |          |          |          __GI___read
                          |          |          |          0x7b0930
                          |          |          |          
                          |          |          |--10.26%-- 0x7f82ba76f5d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |          |--8.36%-- 0x7f39ece075d0
                          |          |          |          __GI___read
                          |          |          |          0x7d00000000000
                          |          |          |          
                          |          |          |--6.96%-- 0x7f2e3e7455d0
                          |          |          |          __GI___read
                          |          |          |          0x66615f6574656c65
                          |          |          |          
                          |          |          |--6.40%-- 0x7eff2a73c5d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |          |--5.55%-- 0x7fb81ad025d0
                          |          |          |          __GI___read
                          |          |          |          0x66615f6574656c65
                          |          |          |          
                          |          |          |--4.47%-- 0x7fc6c8c945d0
                          |          |          |          __GI___read
                          |          |          |          0x69646e6550737365
                          |          |          |          
                          |          |           --4.37%-- 0x7f079f58e5d0
                          |          |                     __GI___read
                          |          |                     0xae560f48000069f8
                          |          |          
                          |          |--8.29%-- 0x7f198241c9d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--8.28%-- 0x7f45127929d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--7.38%-- 0x7f85787e8dc8
                          |          |          __GI_memset
                          |          |          
                          |          |--4.97%-- 0x7fb1d2f649d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--3.92%-- 0x7f42b73619d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--3.60%-- 0x7f24bf044e01
                          |          |          _int_malloc
                          |          |          
                          |          |--3.02%-- 0x7f960ddc29d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--2.54%-- 0x7fb2f4685dc8
                          |          |          __GI_memset
                          |          |          
                          |          |--2.53%-- 0x7fb9c60d78f4
                          |          |          bfd_elf64_swap_symbol_in
                          |          |          0x569b30
                          |          |          
                          |          |--1.68%-- 0x7fed65f00ec0
                          |          |          bfd_elf64_slurp_symbol_table
                          |          |          0x7fed65529080
                          |          |          0x6153eb
                          |          |          0x7fff4d189313
                          |          |          
                          |           --0.87%-- copy_user_generic_string
                          |                     create_elf_tables
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     0x7f2abdcb6a57
                          |          
                          |--0.58%-- __do_fault
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          0x7f8248ad7ec6
                          |          memset
                          |          _dl_map_object
                          |          0x6d6574646b6d0036
                           --0.07%-- [...]

     0.13%         10         postgres  libc-2.11.3.so        [.] __GI_memcpy
                   |
                   --- __GI_memcpy
                      |          
                      |--49.86%-- BufTableInsert
                      |          ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--30.17%-- heap_form_minimal_tuple
                      |          ExecFetchSlotMinimalTuple
                      |          ExecHashTableInsert
                      |          MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --19.98%-- MultiExecHash
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.13%         10         postgres  postgres              [.] ExecProcNode
                   |
                   --- ExecProcNode
                      |          
                      |--49.95%-- ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--29.93%-- ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--10.14%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --9.99%-- ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.13%         10         postgres  [kernel.kallsyms]     [k] __do_page_cache_readahead
                   |
                   --- __do_page_cache_readahead
                      |          
                      |--89.95%-- force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --10.05%-- 0x4c923417
                                 posix_fadvise

     0.13%         10         postgres  postgres              [.] CHashSearch
                   |
                   --- CHashSearch
                      |          
                      |--59.82%-- BufTableLookup
                      |          |          
                      |          |--66.48%-- PrefetchBuffer
                      |          |          BitmapHeapNext
                      |          |          ExecScan
                      |          |          ExecProcNode
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --33.52%-- ReadBuffer_common
                      |                     ReadBufferExtended
                      |                     BitmapHeapNext
                      |                     ExecScan
                      |                     ExecProcNode
                      |                     ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --40.18%-- PrefetchBuffer
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.13%         10         postgres  postgres              [.] tbm_iterate
                   |
                   --- tbm_iterate
                      |          
                      |--60.04%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --39.96%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.13%          1        addr2line  libc-2.11.3.so        [.] _nl_make_l10nflist
                         |
                         --- _nl_make_l10nflist
                            |          
                            |--92.03%-- (nil)
                            |          |          
                            |          |--53.45%-- 0x2f656c61636f6c2f
                            |          |          
                            |           --46.55%-- (nil)
                            |                     0x2f656c61636f6c2f
                            |          
                            |--4.00%-- __GI_setlocale
                            |          set_default_locale
                            |          
                            |--1.90%-- 0x7fdf00000000
                            |          0x2f656c61636f6c2f
                            |          
                            |--1.21%-- 0x1
                            |          0x2f656c61636f6c2f
                            |          
                             --0.85%-- 0x7f5e00000000
                                       0x2f656c61636f6c2f

     0.12%          1        addr2line  ld-2.11.3.so          [.] check_match.12097
                         |
                         --- check_match.12097
                            |          
                            |--82.83%-- 0x9691a75
                            |          |          
                            |          |--64.86%-- 0x42494c4700352e32
                            |          |          
                            |           --35.14%-- 0x352e32
                            |          
                             --17.17%-- 0x9691974
                                       0x42494c4700342e33

     0.12%          1        addr2line  [kernel.kallsyms]     [k] up_read
                         |
                         --- up_read
                             do_page_fault
                             page_fault
                            |          
                            |--21.45%-- 0x7f3ef92aa8f4
                            |          bfd_elf64_swap_symbol_in
                            |          0x4c7560
                            |          
                            |--15.18%-- file_read_actor
                            |          do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--39.43%-- 0x7f3d49cf55d0
                            |          |          __GI___read
                            |          |          0x66615f6574656c65
                            |          |          
                            |          |--33.00%-- 0x7fd5999f15d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--23.70%-- 0x7fbfe13a85d0
                            |          |          __GI___read
                            |          |          0xb0b000f0700000b
                            |          |          
                            |           --3.86%-- 0x7f3b007795d0
                            |                     __GI___read
                            |                     0x7b0930
                            |          
                            |--8.47%-- 0x7f340452c9d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--8.05%-- 0x7f399427f9d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--7.97%-- 0x7f4535c8c3b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--7.17%-- 0x7fc2832e65a0
                            |          __mbsrtowcs_l
                            |          0x7fc283aa4fa7
                            |          0x7fc283e938c0
                            |          0x616100666c652d2a
                            |          
                            |--6.82%-- 0x7f00b32caee0
                            |          local_strdup
                            |          0x6f732e312e33322e
                            |          
                            |--4.37%-- 0x7fda4cc2e9c5
                            |          do_lookup_x
                            |          
                            |--4.15%-- 0x7f122ccd5aa0
                            |          __cxa_atexit_internal
                            |          
                            |--2.50%-- 0x7f96e380bba2
                            |          _dl_check_map_versions
                            |          _dl_check_all_versions
                            |          
                            |--1.74%-- 0x417e50
                            |          main
                            |          
                            |--1.73%-- 0x7f13ce472dc8
                            |          __GI_memset
                            |          
                            |--1.43%-- 0x7f6eb0acd370
                            |          __GI_time
                            |          
                            |--1.39%-- 0x7f37c8ec7910
                            |          __do_global_ctors_aux
                            |          
                            |--1.38%-- 0x7f0827110054
                            |          _dl_setup_hash
                            |          _dl_map_object
                            |          0x352e6f732e7365
                            |          
                            |--0.98%-- 0x42dc40
                            |          bind_variable
                            |          0x6e69622e79656b73
                            |          
                            |--0.94%-- 0x7f532e227dc8
                            |          __GI_memset
                            |          
                            |--0.93%-- 0x7fcff920cd07
                            |          xmalloc_set_program_name
                            |          
                            |--0.72%-- 0x7fd353f7b6a0
                            |          __strrchr_sse2
                            |          0x7ffffe33e32a
                            |          0x20656e696c327264
                            |          
                            |--0.67%-- 0x7f9b35a27054
                            |          _dl_setup_hash
                            |          _dl_map_object
                            |          0x352e6f732e656e69
                            |          
                            |--0.65%-- 0x7fae6ff7d398
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--0.55%-- 0x7faf188843b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                             --0.74%-- [...]

     0.12%          8         postgres  postgres              [.] hash_search_with_hash_value
                   |
                   --- hash_search_with_hash_value
                       tbm_mark_page_lossy
                       tbm_add_page
                       bringetbitmap
                       FunctionCall2Coll
                       index_getbitmap
                       MultiExecBitmapIndexScan
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.12%          1        addr2line  libbfd-2.23.1.so      [.] _objalloc_alloc
                       |
                       --- _objalloc_alloc
                          |          
                          |--11.24%-- 0x7f9e00000270
                          |          (nil)
                          |          
                          |--11.20%-- 0x7f6c00000b50
                          |          (nil)
                          |          
                          |--11.08%-- 0x7f0400000530
                          |          (nil)
                          |          
                          |--10.98%-- 0x7f8f00000730
                          |          (nil)
                          |          
                          |--6.83%-- 0x7fa500000870
                          |          (nil)
                          |          
                          |--6.73%-- 0x7f91000006c0
                          |          (nil)
                          |          
                          |--5.66%-- 0x7fd200000550
                          |          (nil)
                          |          
                          |--5.61%-- 0x7f8a00000370
                          |          (nil)
                          |          
                          |--5.51%-- 0x7f3000000330
                          |          (nil)
                          |          
                          |--5.40%-- 0x7f0c00000310
                          |          (nil)
                          |          
                          |--5.22%-- 0x7f3d00000610
                          |          (nil)
                          |          
                          |--5.09%-- 0x7f1000000db0
                          |          (nil)
                          |          
                          |--5.08%-- 0x7f4800000f80
                          |          (nil)
                          |          
                           --4.36%-- 0x7f9200000998
                                     (nil)

     0.12%          1        addr2line  [kernel.kallsyms]     [k] kmem_cache_free
                         |
                         --- kmem_cache_free
                            |          
                            |--49.30%-- remove_vma
                            |          |          
                            |          |--93.33%-- exit_mmap
                            |          |          mmput
                            |          |          |          
                            |          |          |--67.27%-- exit_mm
                            |          |          |          do_exit
                            |          |          |          do_group_exit
                            |          |          |          sys_exit_group
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--29.49%-- 0x7f44f90aea38
                            |          |          |          |          
                            |          |          |          |--25.75%-- 0x7f7c4db8ea38
                            |          |          |          |          
                            |          |          |          |--23.57%-- 0x7f265310aa38
                            |          |          |          |          
                            |          |          |           --21.19%-- 0x7f7aee84da38
                            |          |          |          
                            |          |           --32.73%-- exec_mmap
                            |          |                     flush_old_exec
                            |          |                     load_elf_binary
                            |          |                     search_binary_handler
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     |          
                            |          |                     |--98.79%-- 0x7f2abdcb6a57
                            |          |                     |          __execve
                            |          |                     |          
                            |          |                     |--0.68%-- 0x7fee99c58a57
                            |          |                     |          __execve
                            |          |                     |          
                            |          |                      --0.53%-- 0x7f62e54f0a57
                            |          |                                __execve
                            |          |          
                            |           --6.67%-- do_munmap
                            |                     |          
                            |                     |--59.48%-- sys_munmap
                            |                     |          system_call_fastpath
                            |                     |          0x7f17a3573c87
                            |                     |          __munmap
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          0x7f17a3e43010
                            |                     |          
                            |                      --40.52%-- mmap_region
                            |                                sys_mmap_pgoff
                            |                                system_call_fastpath
                            |                                0x7f93cff2a1da
                            |                                mmap
                            |                                0x39000
                            |          
                            |--16.73%-- unlink_anon_vmas
                            |          free_pgtables
                            |          |          
                            |          |--94.13%-- exit_mmap
                            |          |          mmput
                            |          |          exec_mmap
                            |          |          flush_old_exec
                            |          |          load_elf_binary
                            |          |          search_binary_handler
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          |          
                            |          |          |--98.76%-- 0x7f2abdcb6a57
                            |          |          |          __execve
                            |          |          |          
                            |          |          |--0.74%-- 0x7f0f2d40ca57
                            |          |          |          __execve
                            |          |          |          
                            |          |           --0.50%-- 0x7f61ed301a57
                            |          |                     __execve
                            |          |          
                            |           --5.87%-- unmap_region
                            |                     do_munmap
                            |                     sys_munmap
                            |                     system_call_fastpath
                            |                     0x7f6c91717c87
                            |                     __munmap
                            |          
                            |--14.47%-- do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--58.73%-- 0x7f4d1a95af57
                            |          |          __open
                            |          |          0x6070
                            |          |          
                            |          |--22.81%-- 0x7fef47d011e0
                            |          |          __GI___open64
                            |          |          
                            |          |--11.96%-- 0x7fbda728c1e0
                            |          |          __GI___open64
                            |          |          
                            |           --6.51%-- 0x7f38847391e0
                            |                     __GI___open64
                            |          
                            |--9.73%-- user_path_at_empty
                            |          sys_faccessat
                            |          system_call_fastpath
                            |          |          
                            |          |--83.05%-- 0x7f5f7239d017
                            |          |          access
                            |          |          
                            |           --16.95%-- 0x7fe828ef7687
                            |                     access
                            |          
                            |--6.03%-- 0x11da58d34
                            |          __execve
                            |          
                            |--1.72%-- rcu_do_batch
                            |          rcu_process_callbacks
                            |          __do_softirq
                            |          call_softirq
                            |          do_softirq
                            |          irq_exit
                            |          smp_apic_timer_interrupt
                            |          apic_timer_interrupt
                            |          page_remove_rmap
                            |          zap_pte_range
                            |          unmap_page_range
                            |          unmap_vmas
                            |          exit_mmap
                            |          mmput
                            |          exec_mmap
                            |          flush_old_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          __execve
                            |          
                            |--0.67%-- free_thread_xstate
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7fe1b3929b00
                            |          _start
                            |          
                            |--0.64%-- sys_execve
                            |          stub_execve
                            |          0x7f707875ab00
                            |          _start
                             --0.71%-- [...]

     0.12%          1        addr2line  [kernel.kallsyms]     [k] filemap_fault
                  |
                  --- filemap_fault
                      __do_fault
                      handle_pte_fault
                      do_page_fault
                      page_fault
                     |          
                     |--15.31%-- 0x7f00dc1758b8
                     |          _dl_map_object_from_fd
                     |          _dl_map_object
                     |          0x352e6f732e7365
                     |          
                     |--8.60%-- 0x7f3e0513a398
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--7.53%-- 0x7f802fac53b8
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--5.33%-- 0x7fd1b0eb89c5
                     |          do_lookup_x
                     |          
                     |--4.89%-- 0x7f3c16362f50
                     |          __GI__IO_file_open
                     |          __fopen_internal
                     |          
                     |--4.89%-- 0x7fed734fae09
                     |          _nl_normalize_codeset
                     |          
                     |--4.08%-- 0x7f8a2f9b3a80
                     |          __GI_fnmatch
                     |          0x7f8a305478c0
                     |          
                     |--3.64%-- 0x7f4193582650
                     |          _dl_vdso_vsym
                     |          0x7fff18f0c37a
                     |          0x73656c2f6374652f
                     |          
                     |--3.09%-- 0x7f75044e9964
                     |          _dl_cache_libcmp
                     |          
                     |--2.89%-- 0x459c36
                     |          0x459c36
                     |          0x68c710
                     |          kill_builtin
                     |          0x72615b2067726120
                     |          
                     |--2.40%-- 0x7f48317ed0dc
                     |          _nl_intern_locale_data
                     |          
                     |--2.39%-- 0x7ff1d324ce7a
                     |          __strcmp_sse42
                     |          0x7ff1d3d76100
                     |          0x20000000a
                     |          
                     |--2.06%-- 0x426d70
                     |          new_fd_bitmap
                     |          
                     |--1.98%-- 0x446ec0
                     |          begin_unwind_frame
                     |          
                     |--1.92%-- 0x7f4c35400f7f
                     |          _nl_intern_locale_data
                     |          
                     |--1.88%-- 0x45c790
                     |          parse_and_execute
                     |          
                     |--1.80%-- 0x471ed0
                     |          __libc_csu_init
                     |          
                     |--1.75%-- 0x7f390a81d398
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--1.72%-- 0x420cdc
                     |          yyparse
                     |          
                     |--1.67%-- 0x7ffa50c8a42e
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--1.66%-- 0x7fc3c56c03b8
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--1.61%-- 0x7f22962f742e
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--1.56%-- 0x7fde1fa64054
                     |          _dl_setup_hash
                     |          _dl_map_object
                     |          0x352e6f732e7365
                     |          
                     |--1.52%-- 0x448160
                     |          initialize_signals
                     |          
                     |--1.37%-- 0x7fd64bcda7b0
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--1.35%-- 0x7f6372b1e320
                     |          __sscanf
                     |          0x4174ee
                     |          
                     |--1.34%-- 0x7f6eca134b90
                     |          bfd_init
                     |          
                     |--1.13%-- 0x44a660
                     |          array_create
                     |          0x4723c8
                     |          
                     |--0.82%-- 0x7fee3fb9f42e
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--0.77%-- strncpy_from_user
                     |          getname_flags
                     |          user_path_at_empty
                     |          sys_faccessat
                     |          system_call_fastpath
                     |          0x7f15c4aff017
                     |          access
                     |          
                     |--0.77%-- 0x7f44ba64c8b8
                     |          _dl_map_object_from_fd
                     |          _dl_map_object
                     |          0x2e7a62696c00322e
                     |          
                     |--0.77%-- 0x7fe6792425fa
                     |          index
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--0.69%-- 0x7f67fae1a166
                     |          __strcmp_sse2
                     |          set_default_locale
                     |          
                     |--0.68%-- 0x7f6954e79040
                     |          _dl_setup_hash
                     |          _dl_start_user
                     |          
                     |--0.67%-- 0x7f661b7203e8
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                     |          
                     |--0.65%-- 0x7ff7bd38176c
                     |          dl_main
                     |          _dl_sysdep_start
                     |          
                     |--0.62%-- 0x7fa3395673ad
                     |          _dl_relocate_object
                     |          dl_main
                     |          _dl_sysdep_start
                     |          0x40
                      --2.21%-- [...]

     0.12%         10         postgres  postgres              [.] StrategyGetBuffer
                   |
                   --- StrategyGetBuffer
                      |          
                      |--89.15%-- ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --10.85%-- ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.12%         10         postgres  [ipt_REJECT]          [.] 0x5ef30188      
                   |
                   --- 0xffffffffff600188
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                      |          
                      |--58.29%-- ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--39.05%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --2.66%-- ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

                   |
                   --- 0xffffffffff600191
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                      |          
                      |--50.20%-- ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.80%-- ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

                   |
                   --- 0xffffffffff600183
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

                   |
                   --- 0xffffffffff60019e
                       0x7fffe8fff8dd
                       __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.12%          1          objdump  libc-2.11.3.so        [.] msort_with_tmp
                    |
                    --- msort_with_tmp
                       |          
                       |--14.17%-- 0x405cfb
                       |          
                       |--8.53%-- 0x7f2dfcbe4f80
                       |          0x6b53b4
                       |          0x7ffff4d82301
                       |          
                       |--8.43%-- 0x49b4
                       |          
                       |--8.34%-- 0x7f368f183a00
                       |          0x691350
                       |          0x7fffb3645301
                       |          
                       |--8.34%-- 0x7fc993cafa20
                       |          0x6adfcb
                       |          0x7fffb9a7d301
                       |          
                       |--6.97%-- 0x7ff3c8d14de0
                       |          0x6bb481
                       |          0x7fff342a8301
                       |          
                       |--6.94%-- 0x7f46da7cb980
                       |          0x6bb28f
                       |          0x7fffcaac3301
                       |          
                       |--6.33%-- 0x7f5751af5de0
                       |          0x6b9cdd
                       |          0x7fff91372301
                       |          
                       |--5.74%-- 0x7feeeb0a9b20
                       |          0x6a1b4d
                       |          0x7fffbb7fc301
                       |          
                       |--4.25%-- 0x7f6bc14f3080
                       |          0x6a1af8
                       |          0x7fffb381d301
                       |          
                       |--3.96%-- 0x7fe8a9c1b840
                       |          0x6acbba
                       |          0x7fffea226301
                       |          
                       |--3.82%-- 0x7f2e96224860
                       |          0x69a1ef
                       |          0x7fff46258301
                       |          
                       |--3.65%-- 0xf00000012
                       |          
                       |--3.17%-- 0x7f00ba093000
                       |          0x6a68a0
                       |          0x7fff5561e301
                       |          
                       |--2.51%-- 0x7fd0a7cae880
                       |          0x68effd
                       |          0x7fffff5e1301
                       |          
                       |--2.46%-- 0x7fc20026c2c0
                       |          0x6a917d
                       |          0x7fff3cd68301
                       |          
                        --2.39%-- 0x7fa12e548fc0
                                  0x6aaabe
                                  0x7fff1e946301

     0.12%          9         postgres  postgres              [.] ExecHashGetHashValue
                   |
                   --- ExecHashGetHashValue
                      |          
                      |--44.53%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--44.41%-- ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --11.06%-- ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.11%          9         postgres  [kernel.kallsyms]     [k] mem_cgroup_add_lru_list
                   |
                   --- mem_cgroup_add_lru_list
                       pagevec_lru_move_fn
                       __lru_cache_add
                      |          
                      |--66.59%-- add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --33.41%-- shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 |          
                                 |--66.52%-- 0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                 |          
                                  --33.48%-- 0xffffffffa0553f90
                                            0xffffffffa05715f4
                                            0xffffffffa04c61ab
                                            vfs_read
                                            sys_read
                                            system_call_fastpath
                                            0x7fb873db55d0
                                            __GI___read

     0.11%          1        addr2line  [kernel.kallsyms]     [k] prep_new_page
                         |
                         --- prep_new_page
                            |          
                            |--99.78%-- get_page_from_freelist
                            |          __alloc_pages_nodemask
                            |          |          
                            |          |--83.58%-- alloc_pages_vma
                            |          |          |          
                            |          |          |--94.82%-- do_anonymous_page
                            |          |          |          do_page_fault
                            |          |          |          page_fault
                            |          |          |          |          
                            |          |          |          |--35.55%-- file_read_actor
                            |          |          |          |          do_generic_file_read
                            |          |          |          |          generic_file_aio_read
                            |          |          |          |          do_sync_read
                            |          |          |          |          vfs_read
                            |          |          |          |          sys_read
                            |          |          |          |          system_call_fastpath
                            |          |          |          |          |          
                            |          |          |          |          |--29.83%-- 0x7f28958195d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xae560f48000069f8
                            |          |          |          |          |          
                            |          |          |          |          |--28.55%-- 0x7f04343965d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x7d00000000000
                            |          |          |          |          |          
                            |          |          |          |          |--18.77%-- 0x7fe395a125d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0x66615f6574656c65
                            |          |          |          |          |          
                            |          |          |          |          |--13.91%-- 0x7f9d7bd6c5d0
                            |          |          |          |          |          __GI___read
                            |          |          |          |          |          0xb0b000f0700000b
                            |          |          |          |          |          
                            |          |          |          |           --8.94%-- 0x7effa1ff25d0
                            |          |          |          |                     __GI___read
                            |          |          |          |                     0x66615f6574656c65
                            |          |          |          |          
                            |          |          |          |--11.59%-- 0x7f612d1c59d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--11.46%-- 0x7ff4019339d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--10.62%-- 0x7f9e1898e9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--9.67%-- 0x7f9e0ef379d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--6.38%-- 0x7f8d0100d9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--4.20%-- 0x7f1bc21ec9d3
                            |          |          |          |          _int_malloc
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--3.77%-- copy_user_generic_string
                            |          |          |          |          seq_read
                            |          |          |          |          proc_reg_read
                            |          |          |          |          vfs_read
                            |          |          |          |          sys_read
                            |          |          |          |          system_call_fastpath
                            |          |          |          |          0x7fcd186e95d0
                            |          |          |          |          __GI___read
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--2.34%-- 0x7fca5b28fdc8
                            |          |          |          |          __GI_memset
                            |          |          |          |          
                            |          |          |          |--2.23%-- 0x7f0af6c18dc8
                            |          |          |          |          __GI_memset
                            |          |          |          |          
                            |          |          |          |--0.99%-- 0x7f830ef40476
                            |          |          |          |          _dl_allocate_tls_storage
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--0.61%-- 0x7f3b87e19439
                            |          |          |          |          memcpy
                            |          |          |          |          dl_main
                            |          |          |          |          _dl_sysdep_start
                            |          |          |          |          0x40
                            |          |          |          |          
                            |          |          |           --0.59%-- 0x7ffabce674da
                            |          |          |                     phys_pages_info
                            |          |          |                     0x4174ee
                            |          |          |          
                            |          |           --5.18%-- do_huge_pmd_anonymous_page
                            |          |                     do_page_fault
                            |          |                     page_fault
                            |          |                     file_read_actor
                            |          |                     do_generic_file_read
                            |          |                     generic_file_aio_read
                            |          |                     do_sync_read
                            |          |                     vfs_read
                            |          |                     sys_read
                            |          |                     system_call_fastpath
                            |          |                     |          
                            |          |                     |--61.67%-- 0x7f59c3f925d0
                            |          |                     |          __GI___read
                            |          |                     |          0xae560f48000069f8
                            |          |                     |          
                            |          |                      --38.33%-- 0x7fa7246715d0
                            |          |                                __GI___read
                            |          |                                0xae560f48000069f8
                            |          |          
                            |           --16.42%-- alloc_pages_current
                            |                     |          
                            |                     |--75.46%-- pte_alloc_one
                            |                     |          |          
                            |                     |          |--73.01%-- __pte_alloc
                            |                     |          |          |          
                            |                     |          |          |--95.96%-- do_huge_pmd_anonymous_page
                            |                     |          |          |          do_page_fault
                            |                     |          |          |          page_fault
                            |                     |          |          |          0x7f37b07149d3
                            |                     |          |          |          _int_malloc
                            |                     |          |          |          (nil)
                            |                     |          |          |          
                            |                     |          |           --4.04%-- handle_mm_fault
                            |                     |          |                     do_page_fault
                            |                     |          |                     page_fault
                            |                     |          |                     0x7f25caec3b00
                            |                     |          |                     _start
                            |                     |          |          
                            |                     |           --26.99%-- __do_huge_pmd_anonymous_page
                            |                     |                     do_page_fault
                            |                     |                     page_fault
                            |                     |                     file_read_actor
                            |                     |                     do_generic_file_read
                            |                     |                     generic_file_aio_read
                            |                     |                     do_sync_read
                            |                     |                     vfs_read
                            |                     |                     sys_read
                            |                     |                     system_call_fastpath
                            |                     |                     0x7f0846b515d0
                            |                     |                     __GI___read
                            |                     |                     0xae560f48000069f8
                            |                     |          
                            |                      --24.54%-- __get_free_pages
                            |                                |          
                            |                                |--56.45%-- __tlb_remove_page
                            |                                |          zap_pte_range
                            |                                |          unmap_page_range
                            |                                |          unmap_vmas
                            |                                |          exit_mmap
                            |                                |          mmput
                            |                                |          exec_mmap
                            |                                |          flush_old_exec
                            |                                |          load_elf_binary
                            |                                |          search_binary_handler
                            |                                |          do_execve_common
                            |                                |          sys_execve
                            |                                |          stub_execve
                            |                                |          |          
                            |                                |          |--95.48%-- 0x7f2abdcb6a57
                            |                                |          |          __execve
                            |                                |          |          
                            |                                |           --4.52%-- 0x7fa8ada92a57
                            |                                |                     __execve
                            |                                |          
                            |                                 --43.55%-- __pmd_alloc
                            |                                           handle_mm_fault
                            |                                           do_page_fault
                            |                                           page_fault
                            |                                           0x7f3b77ed7b00
                            |                                           _start
                             --0.22%-- [...]

     0.11%          1        addr2line  [kernel.kallsyms]     [k] down_read_trylock
                         |
                         --- down_read_trylock
                             do_page_fault
                             page_fault
                            |          
                            |--20.02%-- file_read_actor
                            |          do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--36.28%-- 0x7fb3ddb2b5d0
                            |          |          __GI___read
                            |          |          0xb0b000f0700000b
                            |          |          
                            |          |--28.38%-- 0x7fb637eab5d0
                            |          |          __GI___read
                            |          |          0x2f2e2e2f2e2e2f2e
                            |          |          
                            |          |--21.68%-- 0x7f9a3354a5d0
                            |          |          __GI___read
                            |          |          0x2f2e2e2f2e2e2f2e
                            |          |          
                            |          |--10.04%-- 0x7f64ae44c5d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |           --3.62%-- 0x7f72191945d0
                            |                     __GI___read
                            |                     0x7b0930
                            |          
                            |--8.60%-- 0x7fb77ddf1e7a
                            |          __strcmp_sse42
                            |          0x7fb77e938620
                            |          0x1
                            |          
                            |--8.45%-- 0x7f2fe6c759d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--7.72%-- 0x7f14b0ce1dc8
                            |          __GI_memset
                            |          
                            |--6.70%-- 0x7f62ef83d054
                            |          _dl_setup_hash
                            |          _dl_map_object
                            |          0x732e6362696c0031
                            |          
                            |--6.29%-- 0x7f3491949e93
                            |          vfprintf
                            |          __GI___vsnprintf_chk
                            |          (nil)
                            |          
                            |--5.55%-- 0x7f24afd19c12
                            |          _int_malloc
                            |          
                            |--3.98%-- 0x7f6c404afdc8
                            |          __GI_memset
                            |          
                            |--3.61%-- 0x7fc00d9f9ea0
                            |          __strstr_sse2
                            |          __fopen_internal
                            |          
                            |--3.50%-- 0x7f82445a7ba0
                            |          ___snprintf_chk
                            |          0x6e690068732f
                            |          
                            |--2.94%-- 0x7f55a5c0aec0
                            |          bfd_elf64_slurp_symbol_table
                            |          0x7f55a5233080
                            |          0x6153eb
                            |          0x7fffbe25d313
                            |          
                            |--2.91%-- 0x7fc55ceda010
                            |          __gconv_get_builtin_trans
                            |          (nil)
                            |          
                            |--2.35%-- 0x7f6ec9967dc8
                            |          __GI_memset
                            |          
                            |--2.08%-- 0x7f1b52b3df90
                            |          _IO_vfscanf_internal
                            |          _IO_vsscanf
                            |          0x4174ee
                            |          
                            |--2.03%-- 0x7fac276baec0
                            |          bfd_elf64_slurp_symbol_table
                            |          0x7fac26ce3080
                            |          0x6153eb
                            |          0x7fff47801313
                            |          
                            |--1.83%-- 0x4299b0
                            |          0x4299b0
                            |          (nil)
                            |          
                            |--1.63%-- 0x7f4e02b85e20
                            |          _int_malloc
                            |          
                            |--1.62%-- 0x7f5962f7d42e
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.61%-- 0x7f718d0a7b00
                            |          _start
                            |          
                            |--1.55%-- 0x7f1c63600398
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.18%-- 0x46c120
                            |          strvec_create
                            |          
                            |--1.05%-- 0x7f6694bb97b0
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--0.97%-- 0x7f35806da9b7
                            |          _init
                            |          0x7fffcdd7136a
                            |          0x73656c2f6374652f
                            |          
                            |--0.77%-- 0x7f95c1a8fd40
                            |          init_cacheinfo
                            |          0x7fffb020137a
                            |          0x73656c2f6374652f
                            |          
                            |--0.57%-- 0x7f7a84e7f3b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                             --0.48%-- [...]

     0.11%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_add_lru_list
                  |
                  --- mem_cgroup_add_lru_list
                      pagevec_lru_move_fn
                     |          
                     |--81.45%-- __lru_cache_add
                     |          do_anonymous_page
                     |          do_page_fault
                     |          page_fault
                     |          |          
                     |          |--74.98%-- file_read_actor
                     |          |          do_generic_file_read
                     |          |          generic_file_aio_read
                     |          |          do_sync_read
                     |          |          vfs_read
                     |          |          sys_read
                     |          |          system_call_fastpath
                     |          |          |          
                     |          |          |--14.83%-- 0x7f69710855d0
                     |          |          |          __GI___read
                     |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          
                     |          |          |--14.57%-- 0x7f1121c265d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--14.30%-- 0x7f7f769025d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--9.35%-- 0x7ff3527935d0
                     |          |          |          __GI___read
                     |          |          |          0x66615f6574656c65
                     |          |          |          
                     |          |          |--7.11%-- 0x7fd3dd14a5d0
                     |          |          |          __GI___read
                     |          |          |          0x66615f6574656c65
                     |          |          |          
                     |          |          |--6.76%-- 0x7f2e77ef05d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--6.47%-- 0x7fe6582bd5d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--5.87%-- 0x7f21e3ab85d0
                     |          |          |          __GI___read
                     |          |          |          0xb0b000f0700000b
                     |          |          |          
                     |          |          |--5.80%-- 0x7f75d4bb15d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--5.02%-- 0x7f39501e15d0
                     |          |          |          __GI___read
                     |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          
                     |          |          |--4.05%-- 0x7f550dee35d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--3.16%-- 0x7f855619a5d0
                     |          |          |          __GI___read
                     |          |          |          0x69646e6550737365
                     |          |          |          
                     |          |           --2.71%-- 0x7f926db6b5d0
                     |          |                     __GI___read
                     |          |                     0xae560f48000069f8
                     |          |          
                     |          |--11.46%-- 0x7f561d1759d3
                     |          |          _int_malloc
                     |          |          (nil)
                     |          |          
                     |          |--3.28%-- 0x7fb0c3960ec0
                     |          |          bfd_elf64_slurp_symbol_table
                     |          |          0x7fb0c2f89080
                     |          |          0x6153eb
                     |          |          0x7fff86a24313
                     |          |          
                     |          |--2.65%-- 0x7f2e9d821dc8
                     |          |          __GI_memset
                     |          |          
                     |          |--1.79%-- 0x7ff10092bdc8
                     |          |          __GI_memset
                     |          |          
                     |          |--1.70%-- 0x7f848e696dc8
                     |          |          __GI_memset
                     |          |          
                     |          |--1.54%-- 0x7fae58308d3b
                     |          |          __GI_memset
                     |          |          
                     |          |--1.38%-- 0x7f324309fdc8
                     |          |          __GI_memset
                     |          |          
                     |           --1.23%-- 0x7f1769adfdc8
                     |                     __GI_memset
                     |          
                      --18.55%-- lru_add_drain
                                |          
                                |--90.55%-- unmap_region
                                |          do_munmap
                                |          |          
                                |          |--53.63%-- sys_munmap
                                |          |          system_call_fastpath
                                |          |          0x7f2ebe366c87
                                |          |          __munmap
                                |          |          (nil)
                                |          |          
                                |           --46.37%-- mmap_region
                                |                     sys_mmap_pgoff
                                |                     system_call_fastpath
                                |                     |          
                                |                     |--85.69%-- 0x7faddef431da
                                |                     |          mmap
                                |                     |          0x298000
                                |                     |          
                                |                     |--10.27%-- 0x7f1a0d3bc1da
                                |                     |          mmap
                                |                     |          0x16f000
                                |                     |          
                                |                      --4.04%-- 0x7f202c1d71da
                                |                                mmap
                                |                                0x2000
                                |          
                                 --9.45%-- exit_mmap
                                           mmput
                                           exec_mmap
                                           flush_old_exec
                                           load_elf_binary
                                           search_binary_handler
                                           do_execve_common
                                           sys_execve
                                           stub_execve
                                           |          
                                           |--92.02%-- 0x7f2abdcb6a57
                                           |          __execve
                                           |          
                                            --7.98%-- 0x7f4244b10a57
                                                      __execve

     0.11%          1        addr2line  [kernel.kallsyms]     [k] __d_lookup_rcu
                         |
                         --- __d_lookup_rcu
                             do_lookup
                            |          
                            |--57.23%-- link_path_walk
                            |          |          
                            |          |--62.71%-- path_openat
                            |          |          do_filp_open
                            |          |          |          
                            |          |          |--66.50%-- do_sys_open
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--16.52%-- 0x7f1977e801e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--15.02%-- 0x7f04ed1621e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--14.98%-- 0x7fe6da82f1e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--12.18%-- 0x7fe678b3b1e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--7.89%-- 0x7f645ca211e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--7.02%-- 0x7f49522471e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--6.99%-- 0x7ff9401d01e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--6.41%-- 0x7fe8cb9571e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--4.12%-- 0x7fb9c59371e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--4.00%-- 0x7f0b39c73f57
                            |          |          |          |          __open
                            |          |          |          |          0x6070
                            |          |          |          |          
                            |          |          |          |--3.91%-- 0x7f8a33ec01e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |           --0.97%-- 0x7f460e9bbf57
                            |          |          |                     __open
                            |          |          |                     0x6070
                            |          |          |          
                            |          |           --33.50%-- open_exec
                            |          |                     |          
                            |          |                     |--80.42%-- do_execve_common
                            |          |                     |          sys_execve
                            |          |                     |          stub_execve
                            |          |                     |          0x7f2abdcb6a57
                            |          |                     |          __execve
                            |          |                     |          
                            |          |                      --19.58%-- load_elf_binary
                            |          |                                search_binary_handler
                            |          |                                do_execve_common
                            |          |                                sys_execve
                            |          |                                stub_execve
                            |          |                                |          
                            |          |                                |--95.01%-- 0x7f2abdcb6a57
                            |          |                                |          __execve
                            |          |                                |          
                            |          |                                 --4.99%-- 0x7fcc06ba3a57
                            |          |                                           __execve
                            |          |                                           0x6a6a60
                            |          |                                           0x6a6ac0
                            |          |                                           0x6a6b20
                            |          |                                           0x6a6ba0
                            |          |          
                            |           --37.29%-- path_lookupat
                            |                     do_path_lookup
                            |                     user_path_at_empty
                            |                     |          
                            |                     |--90.12%-- vfs_fstatat
                            |                     |          sys_newstat
                            |                     |          system_call_fastpath
                            |                     |          |          
                            |                     |          |--48.78%-- 0x7f2d8920c765
                            |                     |          |          _xstat
                            |                     |          |          0x6f6974617475706d
                            |                     |          |          
                            |                     |          |--12.28%-- 0x7f7aff241765
                            |                     |          |          _xstat
                            |                     |          |          0x2f667265702f3436
                            |                     |          |          
                            |                     |          |--9.22%-- 0x7f909afff765
                            |                     |          |          _xstat
                            |                     |          |          0x6f6974617475706d
                            |                     |          |          
                            |                     |          |--8.48%-- 0x7f5b2a5b7765
                            |                     |          |          _xstat
                            |                     |          |          0x7f5b2a85eeb8
                            |                     |          |          
                            |                     |          |--8.40%-- 0x7f6206a61765
                            |                     |          |          _xstat
                            |                     |          |          0x732f6e69622f6c61
                            |                     |          |          
                            |                     |          |--7.00%-- 0x7f709c9a4765
                            |                     |          |          _xstat
                            |                     |          |          
                            |                     |           --5.84%-- 0x7f0c40519765
                            |                     |                     _xstat
                            |                     |          
                            |                      --9.88%-- sys_faccessat
                            |                                system_call_fastpath
                            |                                |          
                            |                                |--81.60%-- 0x7fbc3d105017
                            |                                |          access
                            |                                |          
                            |                                 --18.40%-- 0x7fbb005b3017
                            |                                           access
                            |          
                            |--23.95%-- do_last
                            |          path_openat
                            |          do_filp_open
                            |          |          
                            |          |--90.86%-- do_sys_open
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--20.06%-- 0x7f1ec24471e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--9.55%-- 0x7f169f73c1e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--8.23%-- 0x7f943535c1e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--8.17%-- 0x7f248128f1e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--7.93%-- 0x7faa95fd91e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--7.91%-- 0x7f78f635c1e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--7.59%-- 0x7fca68cd01e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--7.53%-- 0x7f23bd364f57
                            |          |          |          __open
                            |          |          |          0x6980
                            |          |          |          
                            |          |          |--6.56%-- 0x7feda785c1e0
                            |          |          |          __GI___open64
                            |          |          |          0x706d6f432f656d6f
                            |          |          |          
                            |          |          |--5.28%-- 0x7fc8db39c1e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--4.42%-- 0x7ffcd21c11e0
                            |          |          |          __GI___open64
                            |          |          |          
                            |          |          |--3.43%-- 0x7fc7e6b50f57
                            |          |          |          __open
                            |          |          |          0x6980
                            |          |          |          
                            |          |           --3.35%-- 0x7fda06dd4f57
                            |          |                     __open
                            |          |                     0x6070
                            |          |          
                            |           --9.14%-- open_exec
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     |          
                            |                     |--96.71%-- 0x7f2abdcb6a57
                            |                     |          __execve
                            |                     |          
                            |                      --3.29%-- 0x7fadbabc4a57
                            |                                __execve
                            |                                0x6a6a60
                            |                                0x6a6ac0
                            |                                0x6a6b20
                            |                                0x6a6ba0
                            |          
                             --18.83%-- path_lookupat
                                       do_path_lookup
                                       user_path_at_empty
                                       vfs_fstatat
                                       sys_newstat
                                       system_call_fastpath
                                       |          
                                       |--60.25%-- 0x7f0826a15765
                                       |          _xstat
                                       |          0x612f6e69622f6c61
                                       |          
                                       |--16.01%-- 0x7f1a11569765
                                       |          _xstat
                                       |          0x6f6974617475706d
                                       |          
                                       |--10.10%-- 0x7fb10e96b765
                                       |          _xstat
                                       |          0x2f667265702f3436
                                       |          
                                       |--7.54%-- 0x7f0861654765
                                       |          _xstat
                                       |          
                                       |--3.25%-- 0x7fab871c6765
                                       |          _xstat
                                       |          0x6f6974617475706d
                                       |          
                                        --2.86%-- 0x7f0751270765
                                                  _xstat
                                                  0x2f667265702f3436

     0.10%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_del_lru_list
                         |
                         --- mem_cgroup_del_lru_list
                             release_pages
                             free_pages_and_swap_cache
                             tlb_flush_mmu
                             tlb_finish_mmu
                            |          
                            |--61.40%-- unmap_region
                            |          do_munmap
                            |          sys_munmap
                            |          system_call_fastpath
                            |          |          
                            |          |--17.39%-- 0x7f5f5c943c87
                            |          |          __munmap
                            |          |          
                            |          |--16.63%-- 0x7f9c0db48c87
                            |          |          __munmap
                            |          |          
                            |          |--15.95%-- 0x7f1b67689c87
                            |          |          __munmap
                            |          |          
                            |          |--15.29%-- 0x7fafd2116c87
                            |          |          __munmap
                            |          |          
                            |          |--13.07%-- 0x7fe933832c87
                            |          |          __munmap
                            |          |          
                            |          |--10.07%-- 0x7f52c695fc87
                            |          |          __munmap
                            |          |          
                            |          |--7.23%-- 0x7fd71bce8c87
                            |          |          __munmap
                            |          |          
                            |           --4.37%-- 0x7ff8e841dc87
                            |                     __munmap
                            |          
                             --38.60%-- exit_mmap
                                       mmput
                                       |          
                                       |--96.72%-- exit_mm
                                       |          do_exit
                                       |          do_group_exit
                                       |          sys_exit_group
                                       |          system_call_fastpath
                                       |          |          
                                       |          |--28.01%-- 0x7fa3d9ceba38
                                       |          |          
                                       |          |--28.00%-- 0x7f7bf8923a38
                                       |          |          
                                       |          |--27.67%-- 0x7f37f384ca38
                                       |          |          
                                       |          |--12.99%-- 0x7f2778662a38
                                       |          |          
                                       |           --3.32%-- 0x7f15a44f1a38
                                       |          
                                        --3.28%-- exec_mmap
                                                  flush_old_exec
                                                  load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  |          
                                                  |--64.55%-- 0x7fb8c8f79a57
                                                  |          __execve
                                                  |          
                                                  |--20.18%-- 0x7f6e28816a57
                                                  |          __execve
                                                  |          
                                                  |--8.78%-- 0x7f95e279aa57
                                                  |          __execve
                                                  |          
                                                   --6.49%-- 0x7f9ee7fa1a57
                                                             __execve

     0.10%          1        addr2line  [kernel.kallsyms]     [k] __alloc_pages_nodemask
                         |
                         --- __alloc_pages_nodemask
                            |          
                            |--90.87%-- alloc_pages_vma
                            |          |          
                            |          |--97.11%-- do_anonymous_page
                            |          |          do_page_fault
                            |          |          page_fault
                            |          |          |          
                            |          |          |--67.26%-- file_read_actor
                            |          |          |          do_generic_file_read
                            |          |          |          generic_file_aio_read
                            |          |          |          do_sync_read
                            |          |          |          vfs_read
                            |          |          |          sys_read
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--16.75%-- 0x7f64a996c5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          
                            |          |          |          |--16.26%-- 0x7f974d59e5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xb0b000f0700000b
                            |          |          |          |          
                            |          |          |          |--16.18%-- 0x7f878c04c5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          
                            |          |          |          |--14.46%-- 0x7fe069d285d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xae560f48000069f8
                            |          |          |          |          
                            |          |          |          |--11.47%-- 0x7f4b637c75d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          
                            |          |          |          |--7.34%-- 0x7fc6379075d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x7d00000000000
                            |          |          |          |          
                            |          |          |          |--6.24%-- 0x7ffabaa115d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xb0b000f0700000b
                            |          |          |          |          
                            |          |          |          |--6.12%-- 0x7f31d0d7a5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          |          
                            |          |          |           --5.18%-- 0x7f1e8528f5d0
                            |          |          |                     __GI___read
                            |          |          |                     0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--10.79%-- 0x7f27ca1a59d3
                            |          |          |          _int_malloc
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--9.50%-- 0x7f8da46c5dc8
                            |          |          |          __GI_memset
                            |          |          |          
                            |          |          |--4.71%-- 0x7f5d53c758d4
                            |          |          |          __new_exitfn
                            |          |          |          
                            |          |          |--3.25%-- 0x7f6565258dc8
                            |          |          |          __GI_memset
                            |          |          |          
                            |          |          |--2.32%-- 0x7f182328adc8
                            |          |          |          __GI_memset
                            |          |          |          
                            |          |          |--1.73%-- 0x7fa505ef28d4
                            |          |          |          __new_exitfn
                            |          |           --0.44%-- [...]
                            |          |          
                            |           --2.89%-- __do_fault
                            |                     handle_pte_fault
                            |                     do_page_fault
                            |                     page_fault
                            |                     |          
                            |                     |--93.76%-- 0x7f995cae33b8
                            |                     |          _dl_relocate_object
                            |                     |          dl_main
                            |                     |          _dl_sysdep_start
                            |                     |          0x40
                            |                     |          
                            |                      --6.24%-- 0x7fc1f04d63b8
                            |                                _dl_relocate_object
                            |                                dl_main
                            |                                _dl_sysdep_start
                            |                                0x40
                            |          
                            |--4.29%-- 0xffff881fb462f928
                            |          __GI___read
                            |          0x66615f6574656c65
                            |          
                            |--3.67%-- 0xffff883f7b715b30
                            |          __GI___read
                            |          0x2f2e2e2f2e2e2f2e
                            |          
                             --1.16%-- alloc_pages_current
                                       |          
                                       |--82.85%-- __get_free_pages
                                       |          pgd_alloc
                                       |          mm_init
                                       |          bprm_mm_init
                                       |          do_execve_common
                                       |          sys_execve
                                       |          stub_execve
                                       |          0x7f3d676cfa57
                                       |          __execve
                                       |          0x6a68f0
                                       |          0x6a6950
                                       |          0x6a69b0
                                       |          
                                        --17.15%-- pte_alloc_one
                                                  __pte_alloc
                                                  handle_mm_fault
                                                  do_page_fault
                                                  page_fault
                                                  0x7f27e4340054
                                                  _dl_setup_hash
                                                  _dl_map_object
                                                  0x6f6c636c6400322e

     0.10%          1        addr2line  [kernel.kallsyms]     [k] __inc_zone_page_state
                         |
                         --- __inc_zone_page_state
                            |          
                            |--68.67%-- page_add_new_anon_rmap
                            |          |          
                            |          |--96.37%-- do_anonymous_page
                            |          |          do_page_fault
                            |          |          page_fault
                            |          |          |          
                            |          |          |--51.16%-- file_read_actor
                            |          |          |          do_generic_file_read
                            |          |          |          generic_file_aio_read
                            |          |          |          do_sync_read
                            |          |          |          vfs_read
                            |          |          |          sys_read
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--28.47%-- 0x7f71b48cc5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xae560f48000069f8
                            |          |          |          |          
                            |          |          |          |--27.07%-- 0x7fb8907bf5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xae560f48000069f8
                            |          |          |          |          
                            |          |          |          |--26.49%-- 0x7f55a69fe5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x69646e6550737365
                            |          |          |          |          
                            |          |          |          |--10.64%-- 0x7f396be4a5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xae560f48000069f8
                            |          |          |          |          
                            |          |          |           --7.33%-- 0x7f11f72945d0
                            |          |          |                     __GI___read
                            |          |          |                     0x66615f6574656c65
                            |          |          |          
                            |          |          |--14.40%-- 0x7fd7fd12a8f4
                            |          |          |          bfd_elf64_swap_symbol_in
                            |          |          |          0x4960f0
                            |          |          |          
                            |          |          |--8.31%-- 0x7f296786c9d3
                            |          |          |          _int_malloc
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--6.63%-- 0x7f503e2c79d3
                            |          |          |          _int_malloc
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--6.40%-- 0x7f831f156000
                            |          |          |          _int_malloc
                            |          |          |          0x7f831f44baa0
                            |          |          |          0x834800000000ba00
                            |          |          |          
                            |          |          |--6.13%-- 0x4533db
                            |          |          |          set_default_locale
                            |          |          |          
                            |          |          |--2.93%-- 0x7fd00c616dc8
                            |          |          |          __GI_memset
                            |          |          |          
                            |          |          |--2.88%-- 0x7feec56498f4
                            |          |          |          bfd_elf64_swap_symbol_in
                            |          |          |          0x484660
                            |          |          |          
                            |          |           --1.17%-- 0x7fa0957f04da
                            |          |                     phys_pages_info
                            |          |                     0x4174ee
                            |          |          
                            |           --3.63%-- __do_fault
                            |                     handle_pte_fault
                            |                     do_page_fault
                            |                     page_fault
                            |                     |          
                            |                     |--61.99%-- 0x7f5d6749a3b8
                            |                     |          _dl_relocate_object
                            |                     |          dl_main
                            |                     |          _dl_sysdep_start
                            |                     |          0x40
                            |                     |          
                            |                     |--29.89%-- 0x7f0c3b6313b8
                            |                     |          _dl_relocate_object
                            |                     |          dl_main
                            |                     |          _dl_sysdep_start
                            |                     |          0x40
                            |                     |          
                            |                      --8.12%-- 0x7f74104303b8
                            |                                _dl_relocate_object
                            |                                dl_main
                            |                                _dl_sysdep_start
                            |                                0x40
                            |          
                             --31.33%-- page_add_file_rmap
                                       __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--32.61%-- 0x7f11dedab8b3
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--31.79%-- 0x7f0244421398
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                       |--9.79%-- 0x7f863d1070eb
                                       |          internal_fnwmatch
                                       |          internal_fnwmatch
                                       |          __GI_fnmatch
                                       |          0x7f863d8aefa7
                                       |          0x7f863dc971e0
                                       |          0x2a2d78756e696c2d
                                       |          
                                       |--7.65%-- 0x7f3e45bd78b8
                                       |          _dl_map_object_from_fd
                                       |          _dl_map_object
                                       |          0x6469757465730036
                                       |          
                                       |--6.46%-- 0x7f529d53ac2d
                                       |          __GI_strnlen
                                       |          0x7f529dd0ffa7
                                       |          0x7f529e0fe8c0
                                       |          
                                       |--4.37%-- 0x7f0037280e7a
                                       |          __strcmp_sse42
                                       |          (nil)
                                       |          0x100000005
                                       |          
                                       |--4.29%-- 0x7f2da5c89c2d
                                       |          __GI_strnlen
                                       |          0x7f2da645efa7
                                       |          0x7f2da684d8c0
                                       |          
                                       |--1.91%-- 0x7fbb92b1f964
                                       |          _dl_cache_libcmp
                                       |          
                                        --1.13%-- 0x7fd6ae6ba3ad
                                                  _dl_relocate_object
                                                  dl_main
                                                  _dl_sysdep_start
                                                  0x40

     0.10%          1        addr2line  libbfd-2.23.1.so      [.] bfd_alloc
                         |
                         --- bfd_alloc

     0.10%          8         postgres  postgres              [.] ExecScan
                   |
                   --- ExecScan
                       ExecProcNode
                      |          
                      |--87.57%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --12.43%-- ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.10%          8         postgres  [kernel.kallsyms]     [k] do_page_fault
                   |
                   --- do_page_fault
                       page_fault
                      |          
                      |--87.43%-- copy_user_generic_string
                      |          |          
                      |          |--85.72%-- 0xffffffffa04bfedc
                      |          |          0xffffffffa04c021c
                      |          |          0xffffffffa0554e96
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --14.28%-- 0xffffffffa04bfe4b
                      |                     0xffffffffa04c021c
                      |                     0xffffffffa0550363
                      |                     0xffffffffa056db9c
                      |                     0xffffffffa04c5dcb
                      |                     vfs_write
                      |                     sys_write
                      |                     system_call_fastpath
                      |                     0x7fb873db5630
                      |                     __GI___libc_write
                      |          
                       --12.57%-- 0x7fb873d6c787
                                 __GI_memcpy
                                 MultiExecHash
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.10%          8         postgres  [kernel.kallsyms]     [k] __lru_cache_add
                   |
                   --- __lru_cache_add
                      |          
                      |--50.06%-- shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --49.94%-- add_to_page_cache_lru
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.10%          8         postgres  [kernel.kallsyms]     [k] ____pagevec_lru_add_fn
                   |
                   --- ____pagevec_lru_add_fn
                       pagevec_lru_move_fn
                       __lru_cache_add
                      |          
                      |--62.45%-- add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --37.55%-- shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.10%          8         postgres  [kernel.kallsyms]     [k] kfree
                   |
                   --- kfree
                      |          
                      |--50.24%-- 0xffffffffa05a17f1
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--37.23%-- 0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --12.53%-- 0x1
                                 posix_fadvise

     0.10%          8         postgres  postgres              [.] advance_aggregates
                   |
                   --- advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.10%          1        addr2line  [kernel.kallsyms]     [k] free_pages_and_swap_cache
                       |
                       --- free_pages_and_swap_cache
                           tlb_flush_mmu
                           tlb_finish_mmu
                          |          
                          |--81.41%-- exit_mmap
                          |          mmput
                          |          |          
                          |          |--51.22%-- exec_mmap
                          |          |          flush_old_exec
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          |          
                          |          |          |--77.67%-- 0x7f2abdcb6a57
                          |          |          |          __execve
                          |          |          |          
                          |          |          |--22.10%-- 0x7f6366711a57
                          |          |          |          __execve
                          |          |           --0.23%-- [...]
                          |          |          
                          |           --48.78%-- exit_mm
                          |                     do_exit
                          |                     do_group_exit
                          |                     sys_exit_group
                          |                     system_call_fastpath
                          |                     |          
                          |                     |--26.91%-- 0x7fefe1092a38
                          |                     |          
                          |                     |--26.34%-- 0x7f11de1b4a38
                          |                     |          
                          |                     |--25.60%-- 0x7f10425dca38
                          |                     |          
                          |                      --21.15%-- 0x7f48c73bfa38
                          |          
                          |--16.81%-- unmap_region
                          |          do_munmap
                          |          sys_munmap
                          |          system_call_fastpath
                          |          |          
                          |          |--59.22%-- 0x7fe666f2ac87
                          |          |          __munmap
                          |          |          
                          |          |--12.08%-- 0x7f76c2c01c87
                          |          |          __munmap
                          |          |          (nil)
                          |          |          
                          |          |--11.58%-- 0x7ff128ded207
                          |          |          munmap
                          |          |          0x7ff128df07dd
                          |          |          
                          |          |--9.57%-- 0x7f5578a3dc87
                          |          |          __munmap
                          |          |          (nil)
                          |          |          
                          |           --7.55%-- 0x7fcc02d01c87
                          |                     __munmap
                          |                     (nil)
                          |          
                           --1.78%-- shift_arg_pages
                                     setup_arg_pages
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.10%          8         postgres  [kernel.kallsyms]     [k] prep_new_page
                   |
                   --- prep_new_page
                       get_page_from_freelist
                       __alloc_pages_nodemask
                      |          
                      |--62.57%-- alloc_pages_current
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --37.43%-- alloc_pages_vma
                                 shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.10%          1          objdump  [kernel.kallsyms]     [k] page_fault
                    |
                    --- page_fault
                       |          
                       |--27.03%-- file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--37.63%-- 0x7f79dcf135d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--32.19%-- 0x7f2c9e35f5d0
                       |          |          __GI___read
                       |          |          0x810fe6830fe2830c
                       |          |          
                       |           --30.17%-- 0x7fc6c30745d0
                       |                     __GI___read
                       |                     0xae560f48000069f8
                       |          
                       |--10.07%-- 0x7f3dabc5f42e
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                       |--9.88%-- 0x7f578b6003b8
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                       |--9.15%-- 0x432580
                       |          0x432580
                       |          
                       |--8.58%-- 0x7f56ef8189d3
                       |          _int_malloc
                       |          (nil)
                       |          (nil)
                       |          0x94ccc8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x941478
                       |          (nil)
                       |          (nil)
                       |          0x93c5d8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x935258
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x9297d8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x9224a8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x916228
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x908258
                       |          (nil)
                       |          (nil)
                       |          0x9031a8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8f4df8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8ebb08
                       |          (nil)
                       |          0x8e9378
                       |          (nil)
                       |          0x8e6a78
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8d3d58
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8ccab8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8c2f08
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8b9eb8
                       |          (nil)
                       |          (nil)
                       |          0x8b51b8
                       |          (nil)
                       |          0x8b25c8
                       |          (nil)
                       |          (nil)
                       |          0x8ad9e8
                       |          (nil)
                       |          0x8ab248
                       |          (nil)
                       |          (nil)
                       |          0x8a6388
                       |          (nil)
                       |          0x8a3938
                       |          (nil)
                       |          0x8a1148
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x890d48
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x880ba8
                       |          (nil)
                       |          (nil)
                       |          0x87be20
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x867bd8
                       |          (nil)
                       |          (nil)
                       |          0x862af8
                       |          (nil)
                       |          0x860388
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x858128
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x851dd8
                       |          (nil)
                       |          (nil)
                       |          0x84d238
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x83efb8
                       |          (nil)
                       |          (nil)
                       |          0x83a0e8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x832c58
                       |          (nil)
                       |          0x8303c8
                       |          (nil)
                       |          0x82d938
                       |          (nil)
                       |          (nil)
                       |          0x8289e8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x821978
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x81a338
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x8059e8
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x7f9c58
                       |          (nil)
                       |          0x7f7128
                       |          (nil)
                       |          (nil)
                       |          0x7f23e8
                       |          (nil)
                       |          0x7efad8
                       |          (nil)
                       |          0x7ed2f8
                       |          (nil)
                       |          (nil)
                       |          0x7e9098
                       |          (nil)
                       |          0x661840
                       |          0x661840
                       |          0x6616f0
                       |          0x6615f0
                       |          0x6615f0
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          (nil)
                       |          0x650e08
                       |          0x650cb8
                       |          (nil)
                       |          
                       |--8.40%-- 0x7fcc411c9f10
                       |          bfd_scan_vma
                       |          0x3037343030303030
                       |          
                       |--7.43%-- 0x7ff3c9ef0398
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                       |--3.15%-- 0x7fb60e68dc12
                       |          _int_malloc
                       |          
                       |--2.66%-- 0x7f56ef822dc8
                       |          __GI_memset
                       |          
                       |--2.41%-- 0x7f00ba199d58
                       |          __GI_memset
                       |          
                       |--2.30%-- 0x7ff57335adc8
                       |          __GI_memset
                       |          
                       |--2.06%-- 0x7f02dc5e9a70
                       |          _dl_new_object
                       |          
                       |--1.93%-- 0x7f6d8e717398
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                       |--1.81%-- 0x7effca8c0398
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                       |--1.59%-- 0x7f802cf003b8
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                        --1.54%-- 0x7effca8c03b8
                                  _dl_relocate_object
                                  dl_main
                                  _dl_sysdep_start
                                  0x40

     0.10%          8         postgres  postgres              [.] ExecHashJoin
                   |
                   --- ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.10%          1        addr2line  libc-2.11.3.so        [.] __GI_memcpy
                       |
                       --- __GI_memcpy
                          |          
                          |--32.85%-- 0x646c756f68732073
                          |          
                          |--23.07%-- 0x75652e524b5f6f6b
                          |          
                          |--9.48%-- 0x2029432820746867
                          |          
                          |--7.17%-- 0x7f0452afc000
                          |          
                          |--5.17%-- read_alias_file
                          |          _nl_expand_alias
                          |          __GI_setlocale
                          |          set_default_locale
                          |          
                          |--4.46%-- 0x4174ee
                          |          
                          |--3.91%-- _nl_expand_alias
                          |          __GI_setlocale
                          |          set_default_locale
                          |          
                          |--3.56%-- 0x7f2c223ff000
                          |          
                          |--2.48%-- 0x2020202020202063
                          |          
                          |--1.91%-- 0x6c2f3131582f6269
                          |          
                          |--1.78%-- __GI_setlocale
                          |          set_default_locale
                          |          
                          |--1.50%-- 0x4b5f6f6b09206375
                          |          
                          |--1.48%-- 0x69206d6172676f72
                          |          
                           --1.18%-- 0x2020202020202020

     0.10%          1          objdump  libbfd-2.23.1.so      [.] read_unsigned_leb128
                    |
                    --- read_unsigned_leb128
                       |          
                       |--23.20%-- 0x400000001
                       |          
                       |--20.38%-- 0x500000000
                       |          
                       |--12.25%-- 0x1
                       |          
                       |--12.09%-- 0x200000001
                       |          
                       |--11.89%-- (nil)
                       |          
                       |--10.49%-- 0x500000001
                       |          
                        --9.71%-- 0x100000001

     0.10%          8         postgres  [kernel.kallsyms]     [k] __task_pid_nr_ns
                   |
                   --- __task_pid_nr_ns
                       0xffffffffa04bfec2
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.10%          2        addr2line  [kernel.kallsyms]     [k] bit_spin_lock
                       |
                       --- bit_spin_lock
                           __mem_cgroup_uncharge_common
                           page_remove_rmap
                           zap_pte_range
                           unmap_page_range
                           unmap_vmas
                          |          
                          |--50.90%-- exit_mmap
                          |          mmput
                          |          |          
                          |          |--87.53%-- exit_mm
                          |          |          do_exit
                          |          |          do_group_exit
                          |          |          sys_exit_group
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--25.60%-- 0x7f3636e0aa38
                          |          |          |          
                          |          |          |--25.04%-- 0x7f692afb7a38
                          |          |          |          
                          |          |          |--24.40%-- 0x7ff0f8f2fa38
                          |          |          |          
                          |          |          |--16.63%-- 0x7fa7083dfa38
                          |          |          |          
                          |          |           --8.32%-- 0x7fc4f2d6fa38
                          |          |          
                          |           --12.47%-- exec_mmap
                          |                     flush_old_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     __execve
                          |          
                           --49.10%-- unmap_region
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     |          
                                     |--22.09%-- 0x7f62c23eec87
                                     |          __munmap
                                     |          
                                     |--20.81%-- 0x7f9637e9dc87
                                     |          __munmap
                                     |          
                                     |--18.68%-- 0x7f5c59b64c87
                                     |          __munmap
                                     |          
                                     |--18.44%-- 0x7ff9146e8c87
                                     |          __munmap
                                     |          
                                     |--11.70%-- 0x7fde9b4d3c87
                                     |          __munmap
                                     |          |          
                                     |           --100.00%-- (nil)
                                     |          
                                      --8.29%-- 0x7f152077ec87
                                                __munmap

     0.10%          1        addr2line  ld-2.11.3.so          [.] _dl_fixup
                       |
                       --- _dl_fixup
                          |          
                          |--43.59%-- (nil)
                          |          |          
                          |           --100.00%-- alias_builtin
                          |                     0x2d5b207361696c61
                          |          
                          |--19.46%-- 0x6f6974617475706d
                          |          
                          |--19.43%-- 0x7fff15aec313
                          |          
                          |--7.18%-- 0x7fff52fc82ed
                          |          
                          |--5.95%-- 0x7fff6a9ca313
                          |          
                           --4.39%-- 0x7fffd35e6313

     0.09%          1        addr2line  libbfd-2.23.1.so      [.] bfd_realloc
                         |
                         --- bfd_realloc
                            |          
                            |--41.35%-- (nil)
                            |          
                            |--35.16%-- 0x400000001
                            |          
                            |--11.93%-- 0x800000001
                            |          
                             --11.56%-- 0x1

     0.09%          7         postgres  [kernel.kallsyms]     [k] read_tsc
                   |
                   --- read_tsc
                       getnstimeofday
                       0xffffffffa04a8d10
                      |          
                      |--71.32%-- 0xffffffffa052cab3
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--14.34%-- 0xffffffffa0554088
                      |          0xffffffffa05715f4
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --14.34%-- 0xffffffffa0554b33
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.09%          7         postgres  [kernel.kallsyms]     [k] __cache_free
                   |
                   --- __cache_free
                      |          
                      |--85.71%-- kfree
                      |          |          
                      |          |--50.03%-- 0xffffffffa04b565a
                      |          |          read_pages
                      |          |          __do_page_cache_readahead
                      |          |          force_page_cache_readahead
                      |          |          sys_fadvise64_64
                      |          |          system_call_fastpath
                      |          |          0x7fb873db9e5d
                      |          |          posix_fadvise
                      |          |          
                      |           --49.97%-- 0xffffffffa05a17f1
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                       --14.29%-- 0x100000000
                                 posix_fadvise

     0.09%          7         postgres  postgres              [.] InstrStopNode
                   |
                   --- InstrStopNode
                      |          
                      |--71.32%-- ExecProcNode
                      |          |          
                      |          |--60.13%-- ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |          |--20.10%-- MultiExecHash
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --19.77%-- ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                      |--14.39%-- MultiExecHash
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --14.29%-- ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.09%          1        addr2line  libbfd-2.23.1.so      [.] read_unsigned_leb128@plt
                         |
                         --- read_unsigned_leb128@plt
                            |          
                            |--30.41%-- 0x200000000
                            |          
                            |--25.49%-- 0x300000000
                            |          
                            |--21.69%-- (nil)
                            |          
                            |--10.98%-- 0x500000000
                            |          
                            |--6.34%-- 0x400000000
                            |          
                             --5.09%-- 0x200000001

     0.09%          1        addr2line  libc-2.11.3.so        [.] __strlen_sse42
                         |
                         --- __strlen_sse42
                            |          
                            |--29.96%-- 0x756e696c2d657375
                            |          
                            |--16.58%-- 0x656d6f682f3d4749
                            |          
                            |--10.27%-- 0x6f6974617475706d
                            |          
                            |--9.87%-- 0x363d4e4f49544345
                            |          
                            |--8.69%-- 0x4458006873733d48
                            |          
                            |--8.47%-- 0x6a6a60
                            |          0x6a6ac0
                            |          0x6a6b20
                            |          0x6a6ba0
                            |          
                            |--8.33%-- 0x323733203030312e
                            |          
                             --7.84%-- 0x2f3a6e616d2f6c61

     0.09%          1        addr2line  [kernel.kallsyms]     [k] free_hot_cold_page
                  |
                  --- free_hot_cold_page
                     |          
                     |--98.38%-- __pagevec_free
                     |          release_pages
                     |          free_pages_and_swap_cache
                     |          tlb_flush_mmu
                     |          tlb_finish_mmu
                     |          |          
                     |          |--62.30%-- exit_mmap
                     |          |          mmput
                     |          |          |          
                     |          |          |--80.60%-- exit_mm
                     |          |          |          do_exit
                     |          |          |          do_group_exit
                     |          |          |          sys_exit_group
                     |          |          |          system_call_fastpath
                     |          |          |          |          
                     |          |          |          |--24.88%-- 0x7fa16c69ca38
                     |          |          |          |          
                     |          |          |          |--20.30%-- 0x7f50b0323a38
                     |          |          |          |          
                     |          |          |          |--20.02%-- 0x7f57ce253a38
                     |          |          |          |          
                     |          |          |          |--18.49%-- 0x7f92c4745a38
                     |          |          |          |          
                     |          |          |           --16.30%-- 0x7fe246fc2a38
                     |          |          |          
                     |          |           --19.40%-- exec_mmap
                     |          |                     flush_old_exec
                     |          |                     load_elf_binary
                     |          |                     search_binary_handler
                     |          |                     do_execve_common
                     |          |                     sys_execve
                     |          |                     stub_execve
                     |          |                     |          
                     |          |                     |--58.31%-- 0x7f71f5481a57
                     |          |                     |          __execve
                     |          |                     |          
                     |          |                      --41.69%-- 0x7f2abdcb6a57
                     |          |                                __execve
                     |          |          
                     |           --37.70%-- unmap_region
                     |                     do_munmap
                     |                     sys_munmap
                     |                     system_call_fastpath
                     |                     |          
                     |                     |--21.77%-- 0x7fd319e61c87
                     |                     |          __munmap
                     |                     |          
                     |                     |--19.22%-- 0x7f294f38fc87
                     |                     |          __munmap
                     |                     |          
                     |                     |--14.16%-- 0x7f769f7bec87
                     |                     |          __munmap
                     |                     |          
                     |                     |--14.13%-- 0x7fe7a6cf8c87
                     |                     |          __munmap
                     |                     |          
                     |                     |--12.89%-- 0x7f428af62c87
                     |                     |          __munmap
                     |                     |          
                     |                     |--12.48%-- 0x7f32673c3c87
                     |                     |          __munmap
                     |                     |          
                     |                      --5.35%-- 0x7fb0c31c9c87
                     |                                __munmap
                     |                                (nil)
                     |          
                      --1.62%-- __mmdrop
                                finish_task_switch
                                thread_return
                                schedule_timeout
                                wait_for_common
                                stop_one_cpu
                                sched_exec
                                do_execve_common
                                sys_execve
                                stub_execve
                                0x7f38c85dca57
                                __execve
                                0x6a6a60
                                0x6a6ac0
                                0x6a6b20
                                0x6a6ba0

     0.09%          1        addr2line  libbfd-2.23.1.so      [.] bfd_getl16
                       |
                       --- bfd_getl16
                          |          
                          |--27.67%-- 0x4b4770
                          |          
                          |--25.61%-- (nil)
                          |          
                          |--17.13%-- 0x7bd860
                          |          
                          |--13.55%-- 0x4dc570
                          |          
                          |--5.44%-- 0x6114d0
                          |          
                          |--3.40%-- 0x6768d0
                          |          
                          |--3.26%-- 0xb7e7ac
                          |          
                          |--2.25%-- 0xb7d1b4
                          |          
                           --1.70%-- 0x8b3d60

     0.09%          1        addr2line  [kernel.kallsyms]     [k] free_pages_prepare
                       |
                       --- free_pages_prepare
                          |          
                          |--85.56%-- free_hot_cold_page
                          |          __pagevec_free
                          |          release_pages
                          |          |          
                          |          |--97.18%-- free_pages_and_swap_cache
                          |          |          tlb_flush_mmu
                          |          |          tlb_finish_mmu
                          |          |          |          
                          |          |          |--55.89%-- exit_mmap
                          |          |          |          mmput
                          |          |          |          |          
                          |          |          |          |--90.68%-- exit_mm
                          |          |          |          |          do_exit
                          |          |          |          |          do_group_exit
                          |          |          |          |          sys_exit_group
                          |          |          |          |          system_call_fastpath
                          |          |          |          |          |          
                          |          |          |          |          |--29.70%-- 0x7f4f3935ea38
                          |          |          |          |          |          
                          |          |          |          |          |--29.65%-- 0x7f63b5419a38
                          |          |          |          |          |          
                          |          |          |          |          |--23.54%-- 0x7fdb2490ea38
                          |          |          |          |          |          
                          |          |          |          |           --17.12%-- 0x7f49e66c6a38
                          |          |          |          |          
                          |          |          |           --9.32%-- exec_mmap
                          |          |          |                     flush_old_exec
                          |          |          |                     load_elf_binary
                          |          |          |                     search_binary_handler
                          |          |          |                     do_execve_common
                          |          |          |                     sys_execve
                          |          |          |                     stub_execve
                          |          |          |                     0x7f2abdcb6a57
                          |          |          |                     __execve
                          |          |          |          
                          |          |           --44.11%-- unmap_region
                          |          |                     do_munmap
                          |          |                     sys_munmap
                          |          |                     system_call_fastpath
                          |          |                     |          
                          |          |                     |--33.76%-- 0x7fb7aca31c87
                          |          |                     |          __munmap
                          |          |                     |          
                          |          |                     |--32.08%-- 0x7f0c3d7e6c87
                          |          |                     |          __munmap
                          |          |                     |          
                          |          |                     |--25.69%-- 0x7f643e017c87
                          |          |                     |          __munmap
                          |          |                     |          
                          |          |                      --8.46%-- 0x7feeea795c87
                          |          |                                __munmap
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |                                0x7feeeb065010
                          |          |          
                          |           --2.82%-- pagevec_lru_move_fn
                          |                     lru_add_drain
                          |                     exit_mmap
                          |                     mmput
                          |                     exec_mmap
                          |                     flush_old_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f5d3241ba57
                          |                     __execve
                          |          
                          |--10.09%-- 0xffffea0006bee110
                          |          __munmap
                          |          
                           --4.36%-- 0xffffea001154aa18

     0.09%          1        addr2line  [kernel.kallsyms]     [k] perf_event_mmap_event
                         |
                         --- perf_event_mmap_event
                             perf_event_mmap
                            |          
                            |--67.39%-- mmap_region
                            |          |          
                            |          |--87.63%-- sys_mmap_pgoff
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--19.63%-- 0x7f9016d0cc5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--18.84%-- 0x7f037019ec5a
                            |          |          |          __GI_mmap64
                            |          |          |          0x6f6974617475706d
                            |          |          |          
                            |          |          |--12.42%-- 0x7ff58e08fc5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--8.98%-- 0x7f7f66870c5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--7.42%-- 0x7fe558d16c5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--7.06%-- 0x7f6954789c5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--5.39%-- 0x7ffa3e5b2c5a
                            |          |          |          __GI_mmap64
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--4.75%-- 0x7f321e87ec5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--3.90%-- 0x7f72b7babc5a
                            |          |          |          __GI_mmap64
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--2.37%-- 0x7fa1b6d581da
                            |          |          |          mmap
                            |          |          |          0x6070
                            |          |          |          
                            |          |          |--2.04%-- 0x7f664f9e7c5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--1.79%-- 0x7f966961cc5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--1.36%-- 0x7f299d50fc5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--1.33%-- 0x7fa96faa31da
                            |          |          |          mmap
                            |          |          |          0x15000
                            |          |          |          
                            |          |          |--0.76%-- 0x7fd1d7b311da
                            |          |          |          mmap
                            |          |          |          0x6070
                            |          |          |          
                            |          |          |--0.70%-- 0x7f5bd5f65c5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--0.55%-- 0x7ffe41b981da
                            |          |          |          mmap
                            |          |          |          0x6070
                            |          |           --0.70%-- [...]
                            |          |          
                            |           --12.37%-- elf_map
                            |                     |          
                            |                     |--52.96%-- load_elf_binary
                            |                     |          search_binary_handler
                            |                     |          do_execve_common
                            |                     |          sys_execve
                            |                     |          stub_execve
                            |                     |          |          
                            |                     |          |--94.37%-- 0x7f2abdcb6a57
                            |                     |          |          0x7f2abdcb6a57
                            |                     |          |          
                            |                     |           --5.63%-- 0x7f5b89fc1a57
                            |                     |                     0x7f5b89fc1a57
                            |                     |          
                            |                      --47.04%-- load_elf_interp
                            |                                load_elf_binary
                            |                                search_binary_handler
                            |                                do_execve_common
                            |                                sys_execve
                            |                                stub_execve
                            |                                0x7f2abdcb6a57
                            |                                0x7f2abdcb6a57
                            |          
                            |--15.52%-- do_brk
                            |          sys_brk
                            |          system_call_fastpath
                            |          |          
                            |          |--70.23%-- 0x7fef80d862aa
                            |          |          __brk
                            |          |          
                            |          |--15.83%-- 0x7f92d14202aa
                            |          |          __brk
                            |          |          
                            |           --13.94%-- 0x7faf8a68a2aa
                            |                     __brk
                            |          
                            |--11.17%-- install_special_mapping
                            |          arch_setup_additional_pages
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f1c62edfa57
                            |          0x7f1c62edfa57
                            |          
                            |--5.58%-- mprotect_fixup
                            |          sys_mprotect
                            |          system_call_fastpath
                            |          |          
                            |          |--49.33%-- 0x7fdf5bdae237
                            |          |          __mprotect
                            |          |          0x7fdf5bfb5fe8
                            |          |          (nil)
                            |          |          
                            |          |--40.42%-- 0x7f63b9079237
                            |          |          __mprotect
                            |          |          0x7f63b9280fe8
                            |          |          (nil)
                            |          |          
                            |          |--5.89%-- 0x7f1a34fdd237
                            |          |          __mprotect
                            |          |          0x7f1a34fe07dd
                            |          |          
                            |           --4.36%-- 0x7fd83f3d4237
                            |                     __mprotect
                            |                     0x7fd83f5db640
                             --0.35%-- [...]

     0.08%          1        addr2line  [kernel.kallsyms]     [k] do_anonymous_page
                         |
                         --- do_anonymous_page
                            |          
                            |--99.88%-- do_page_fault
                            |          page_fault
                            |          |          
                            |          |--59.99%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--18.02%-- 0x7f78b5dcc5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--17.52%-- 0x7f131079f5d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |          |--15.37%-- 0x7f0c329215d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--14.46%-- 0x7f3c4dccb5d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--8.88%-- 0x7f18232d45d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--8.43%-- 0x7f426592c5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--6.40%-- 0x7f52601ba5d0
                            |          |          |          __GI___read
                            |          |          |          0xd000200000093
                            |          |          |          
                            |          |          |--5.61%-- 0x7fb33c8b35d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--3.46%-- 0x7fc0e092d5d0
                            |          |          |          __GI___read
                            |          |          |          0x69646e6550737365
                            |          |          |          
                            |          |           --1.87%-- 0x7fb9a2d2e5d0
                            |          |                     __GI___read
                            |          |                     0x7b0930
                            |          |          
                            |          |--11.01%-- 0x7f41d963adc8
                            |          |          __GI_memset
                            |          |          
                            |          |--9.71%-- 0x7f95a4dbadc8
                            |          |          __GI_memset
                            |          |          
                            |          |--8.38%-- 0x7fcc56234c12
                            |          |          _int_malloc
                            |          |          
                            |          |--3.70%-- 0x7f0172127dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--2.10%-- copy_user_generic_string
                            |          |          create_elf_tables
                            |          |          load_elf_binary
                            |          |          search_binary_handler
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          |          
                            |          |          |--66.39%-- 0x7fbcc1d9da57
                            |          |          |          0x7fbcc1d9da57
                            |          |          |          
                            |          |           --33.61%-- 0x7f2abdcb6a57
                            |          |                     0x7f2abdcb6a57
                            |          |          
                            |          |--1.79%-- 0x7f5cfa9fdd58
                            |          |          __GI_memset
                            |          |          
                            |          |--1.30%-- 0x7f31d0d30dc8
                            |          |          __GI_memset
                            |          |          
                            |          |--1.08%-- 0x7f407591ddc8
                            |          |          __GI_memset
                            |          |          
                            |           --0.94%-- 0x7fdbeebb38f4
                            |                     bfd_elf64_swap_symbol_in
                            |                     0x6ace30
                             --0.12%-- [...]

     0.08%          7         postgres  [kernel.kallsyms]     [k] fsnotify
                   |
                   --- fsnotify
                      |          
                      |--38.68%-- rw_verify_area
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--30.66%-- vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                      |--15.34%-- vfs_write
                      |          sys_write
                      |          system_call_fastpath
                      |          0x7fb873db5630
                      |          __GI___libc_write
                      |          
                       --15.33%-- 0x246
                                 __GI___read

     0.08%          1        addr2line  [kernel.kallsyms]     [k] alloc_pages_vma
                         |
                         --- alloc_pages_vma
                            |          
                            |--97.79%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--56.19%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--23.34%-- 0x7f9dd81f25d0
                            |          |          |          __GI___read
                            |          |          |          0x7d00000000000
                            |          |          |          
                            |          |          |--21.70%-- 0x7fd05348e5d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |          |--20.40%-- 0x7fdefd34e5d0
                            |          |          |          __GI___read
                            |          |          |          0x66615f6574656c65
                            |          |          |          
                            |          |          |--14.28%-- 0x7f1c0d7375d0
                            |          |          |          __GI___read
                            |          |          |          0x2f2e2e2f2e2e2f2e
                            |          |          |          
                            |          |          |--9.12%-- 0x7fbabebfb5d0
                            |          |          |          __GI___read
                            |          |          |          0xae560f48000069f8
                            |          |          |          
                            |          |          |--6.82%-- 0x7f052a2485d0
                            |          |          |          __GI___read
                            |          |          |          0x7b0930
                            |          |          |          
                            |          |           --4.34%-- 0x7fb0463005d0
                            |          |                     __GI___read
                            |          |                     0xae560f48000069f8
                            |          |          
                            |          |--10.04%-- 0x7f414ac95d3b
                            |          |          __GI_memset
                            |          |          
                            |          |--9.92%-- 0x7fca07cf68f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x7ac610
                            |          |          
                            |          |--7.79%-- 0x7f7670af19d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--7.56%-- 0x7f64ad89d9d3
                            |          |          _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--4.39%-- 0x7fe01304b8f4
                            |          |          bfd_elf64_swap_symbol_in
                            |          |          0x5dcf10
                            |          |          
                            |          |--2.78%-- 0x7f4402e2cdc8
                            |          |          __GI_memset
                            |          |          
                            |           --1.32%-- 0x7fe176c6adc8
                            |                     __GI_memset
                            |          
                            |--1.46%-- do_wp_page
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--70.36%-- 0x7f1c33858938
                            |          |          _dl_map_object_from_fd
                            |          |          _dl_map_object
                            |          |          0x352e6f732e7365
                            |          |          
                            |           --29.64%-- 0x7f95cdbc0232
                            |                     dl_main
                            |                     _dl_sysdep_start
                            |                     0x40
                            |          
                             --0.74%-- __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       0x7f02455773b8
                                       _dl_relocate_object
                                       dl_main
                                       _dl_sysdep_start
                                       0x40

     0.08%          1        addr2line  libc-2.11.3.so        [.] __strcmp_sse2
                         |
                         --- __strcmp_sse2
                            |          
                            |--50.44%-- (nil)
                            |          0x2f656c61636f6c2f
                            |          
                            |--13.78%-- 0x453887
                            |          
                            |--11.61%-- set_default_locale
                            |          
                            |--10.28%-- __GI_setlocale
                            |          |          
                            |          |--67.96%-- set_default_locale
                            |          |          
                            |           --32.04%-- 0x453887
                            |          
                            |--7.43%-- 0x7f8200000000
                            |          0x2f656c61636f6c2f
                            |          
                            |--4.48%-- 0x7f9700000000
                            |          0x2f656c61636f6c2f
                            |          
                            |--1.22%-- 0x402263
                            |          
                             --0.76%-- 0x1
                                       0x2f656c61636f6c2f

     0.08%          1        addr2line  [kernel.kallsyms]     [k] handle_pte_fault
                       |
                       --- handle_pte_fault
                          |          
                          |--89.34%-- do_page_fault
                          |          page_fault
                          |          |          
                          |          |--12.82%-- 0x7f469a110964
                          |          |          _dl_cache_libcmp
                          |          |          
                          |          |--11.92%-- 0x7f9066d3baa0
                          |          |          __cxa_atexit_internal
                          |          |          
                          |          |--11.79%-- 0x7facab8ea9e0
                          |          |          _dl_next_tls_modid
                          |          |          _dl_map_object
                          |          |          0x6d6574646b6d0036
                          |          |          
                          |          |--11.31%-- 0x7f6c64d0b9d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--6.42%-- 0x7f2da028c3b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--6.21%-- 0x7f9e5e22f9d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--5.96%-- file_read_actor
                          |          |          do_generic_file_read
                          |          |          generic_file_aio_read
                          |          |          do_sync_read
                          |          |          vfs_read
                          |          |          sys_read
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--50.86%-- 0x7fc7873c15d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |          |--25.54%-- 0x7f7b41ed05d0
                          |          |          |          __GI___read
                          |          |          |          0x7b0930
                          |          |          |          
                          |          |           --23.61%-- 0x7f4e08c915d0
                          |          |                     __GI___read
                          |          |                     0x7b0930
                          |          |          
                          |          |--5.60%-- 0x7fcf5b6bbdc8
                          |          |          __GI_memset
                          |          |          
                          |          |--3.39%-- copy_user_generic_string
                          |          |          seq_read
                          |          |          proc_reg_read
                          |          |          vfs_read
                          |          |          sys_read
                          |          |          system_call_fastpath
                          |          |          0x7f5eda71c5d0
                          |          |          __GI___read
                          |          |          (nil)
                          |          |          
                          |          |--3.38%-- 0x7f7dd7a863e8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--2.90%-- 0x7f7dd46a7dc8
                          |          |          __GI_memset
                          |          |          
                          |          |--2.83%-- 0x471ed0
                          |          |          __libc_csu_init
                          |          |          
                          |          |--2.57%-- 0x7f550de99dc8
                          |          |          __GI_memset
                          |          |          
                          |          |--2.50%-- 0x7f83a8f97aa0
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--1.41%-- 0x7f3a107373b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |          |--1.40%-- 0x7fd6012b1964
                          |          |          _dl_cache_libcmp
                          |          |          
                          |          |--1.32%-- 0x7f37ad4abb9d
                          |          |          _dl_map_object
                          |          |          0x6f732e312e33322e
                          |          |          
                          |          |--1.18%-- 0x42b810
                          |          |          find_tempenv_variable
                          |          |          
                          |          |--1.13%-- 0x7fbabf7cc147
                          |          |          _dl_start
                          |          |          _dl_start_user
                          |          |          
                          |          |--1.09%-- 0x7f9804aebc17
                          |          |          memset
                          |          |          _dl_map_object
                          |          |          0x2e7a62696c00322e
                          |          |          
                          |          |--0.93%-- 0x7f30c99fcc70
                          |          |          bfd_make_section_anyway
                          |          |          0x7ffff08e4313
                          |          |          
                          |          |--0.84%-- clear_user
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          0x7f985b592a57
                          |          |          0x7f985b592a57
                          |          |          
                          |          |--0.72%-- 0x7f987395a3b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |           --0.41%-- [...]
                          |          
                           --10.66%-- __GI_memset

     0.08%          6         postgres  [kernel.kallsyms]     [k] find_get_page
                   |
                   --- find_get_page
                       find_lock_page
                      |          
                      |--64.24%-- find_or_create_page
                      |          0xffffffffa04b58f7
                      |          0xffffffffa052d479
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --35.76%-- shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 |          
                                 |--45.20%-- 0x6776b1
                                 |          StrategyGetBuffer
                                 |          ReadBuffer_common
                                 |          ReadBufferExtended
                                 |          BitmapHeapNext
                                 |          ExecScan
                                 |          ExecProcNode
                                 |          ExecHashJoin
                                 |          ExecProcNode
                                 |          ExecAgg
                                 |          ExecProcNode
                                 |          standard_ExecutorRun
                                 |          ExplainOnePlan
                                 |          ExplainOneQuery
                                 |          ExplainQuery
                                 |          standard_ProcessUtility
                                 |          PortalRunUtility
                                 |          FillPortalStore
                                 |          PortalRun
                                 |          exec_simple_query
                                 |          PostgresMain
                                 |          ServerLoop
                                 |          PostmasterMain
                                 |          main
                                 |          __libc_start_main
                                 |          
                                 |--45.02%-- 0x674fc1
                                 |          FlushBuffer
                                 |          ReadBuffer_common
                                 |          ReadBufferExtended
                                 |          BitmapHeapNext
                                 |          ExecScan
                                 |          ExecProcNode
                                 |          ExecHashJoin
                                 |          ExecProcNode
                                 |          ExecAgg
                                 |          ExecProcNode
                                 |          standard_ExecutorRun
                                 |          ExplainOnePlan
                                 |          ExplainOneQuery
                                 |          ExplainQuery
                                 |          standard_ProcessUtility
                                 |          PortalRunUtility
                                 |          FillPortalStore
                                 |          PortalRun
                                 |          exec_simple_query
                                 |          PostgresMain
                                 |          ServerLoop
                                 |          PostmasterMain
                                 |          main
                                 |          __libc_start_main
                                 |          
                                 |--9.45%-- 0x67528e
                                 |          SyncOneBuffer
                                 |          BgBufferSync
                                 |          BackgroundWriterMain
                                 |          AuxiliaryProcessMain
                                 |          StartChildProcess
                                 |          reaper
                                 |          __restore_rt
                                 |          PostmasterMain
                                 |          main
                                 |          __libc_start_main
                                  --0.33%-- [...]

     0.08%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_count_vm_event
                         |
                         --- mem_cgroup_count_vm_event
                             handle_mm_fault
                             do_page_fault
                             page_fault
                            |          
                            |--19.97%-- file_read_actor
                            |          do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--61.80%-- 0x7fba5f5395d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--27.08%-- 0x7fa0f4b745d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |           --11.12%-- 0x7ffa07e4b5d0
                            |                     __GI___read
                            |                     0x7b0930
                            |          
                            |--12.60%-- 0x7fd2465f93b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--11.20%-- 0x7f5f4176cdc8
                            |          __GI_memset
                            |          
                            |--9.43%-- 0x7fb14954b9d3
                            |          _int_malloc
                            |          
                            |--5.42%-- 0x4533a0
                            |          set_default_locale
                            |          
                            |--4.96%-- 0x7f1a3800ddc8
                            |          __GI_memset
                            |          
                            |--4.56%-- 0x7f8b1d5b69d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--4.27%-- 0x7fd96c92aec0
                            |          bfd_elf64_slurp_symbol_table
                            |          0x7fd96bf53080
                            |          0x6153eb
                            |          0x7fff2adde313
                            |          
                            |--2.83%-- 0x7fe177455ec0
                            |          bfd_elf64_slurp_symbol_table
                            |          0x7fe176a7e080
                            |          0x6153eb
                            |          0x7fff431a5313
                            |          
                            |--2.65%-- 0x7fe150e509c0
                            |          __GI__dl_addr
                            |          
                            |--2.27%-- 0x459c36
                            |          0x459c36
                            |          |          
                            |          |--57.27%-- 0x68ce60
                            |          |          (nil)
                            |          |          0x707865205b5b005d
                            |          |          
                            |           --42.73%-- 0x68c710
                            |                     kill_builtin
                            |                     0x72615b2067726120
                            |          
                            |--2.19%-- 0x7f20a58fedc8
                            |          __GI_memset
                            |          
                            |--2.00%-- 0x7fc387cc6000
                            |          _int_malloc
                            |          0x7fc387fbbaa0
                            |          0x834800000000ba00
                            |          
                            |--1.62%-- 0x7f550df29e7a
                            |          __strcmp_sse42
                            |          0x7f550ea827c0
                            |          (nil)
                            |          
                            |--1.58%-- 0x7fd68b0cfb6a
                            |          _dl_load_cache_lookup
                            |          
                            |--1.47%-- 0x7fb0371673e8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.33%-- __put_user_4
                            |          schedule_tail
                            |          ret_from_fork
                            |          0x7f2abdcb675f
                            |          __libc_fork
                            |          _IO_new_proc_open
                            |          
                            |--1.28%-- 0x7fbfe1f83256
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.26%-- 0x449550
                            |          shell_version_string
                            |          0x6e690068732f
                            |          
                            |--1.22%-- 0x7f1e0bf9142e
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.16%-- 0x7fbbfd14f8f4
                            |          bfd_elf64_swap_symbol_in
                            |          0x6eb4b0
                            |          
                            |--1.11%-- 0x7f748ee7f054
                            |          _dl_setup_hash
                            |          _dl_map_object
                            |          0x2e7a62696c00322e
                            |          
                            |--1.06%-- 0x7fe5a03af320
                            |          0x7fe5a03af320
                            |          
                            |--1.05%-- 0x7fc0030a2964
                            |          _dl_cache_libcmp
                            |          
                            |--1.03%-- 0x7fcc56e6342e
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                             --0.47%-- [...]

     0.08%          6         postgres  [kernel.kallsyms]     [k] error_entry
                   |
                   --- error_entry
                      |          
                      |--97.98%-- copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --2.02%-- 0x67528e
                                 SyncOneBuffer
                                 BgBufferSync
                                 BackgroundWriterMain
                                 AuxiliaryProcessMain
                                 StartChildProcess
                                 reaper
                                 __restore_rt
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          7         postgres  postgres              [.] ReadBuffer_common
                   |
                   --- ReadBuffer_common
                      |          
                      |--83.41%-- ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --16.59%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          6         postgres  postgres              [.] hash_uint32
                   |
                   --- hash_uint32
                      |          
                      |--83.32%-- ExecHashGetHashValue
                      |          |          
                      |          |--80.13%-- MultiExecHash
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --19.87%-- ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --16.68%-- FunctionCall1Coll
                                 ExecHashGetHashValue
                                 MultiExecHash
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          6         postgres  postgres              [.] InstrStartNode
                   |
                   --- InstrStartNode
                      |          
                      |--83.33%-- ExecProcNode
                      |          |          
                      |          |--40.02%-- MultiExecHash
                      |          |          ExecHashJoin
                      |          |          ExecProcNode
                      |          |          ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |          |--39.96%-- ExecAgg
                      |          |          ExecProcNode
                      |          |          standard_ExecutorRun
                      |          |          ExplainOnePlan
                      |          |          ExplainOneQuery
                      |          |          ExplainQuery
                      |          |          standard_ProcessUtility
                      |          |          PortalRunUtility
                      |          |          FillPortalStore
                      |          |          PortalRun
                      |          |          exec_simple_query
                      |          |          PostgresMain
                      |          |          ServerLoop
                      |          |          PostmasterMain
                      |          |          main
                      |          |          __libc_start_main
                      |          |          
                      |           --20.02%-- ExecHashJoin
                      |                     ExecProcNode
                      |                     ExecAgg
                      |                     ExecProcNode
                      |                     standard_ExecutorRun
                      |                     ExplainOnePlan
                      |                     ExplainOneQuery
                      |                     ExplainQuery
                      |                     standard_ProcessUtility
                      |                     PortalRunUtility
                      |                     FillPortalStore
                      |                     PortalRun
                      |                     exec_simple_query
                      |                     PostgresMain
                      |                     ServerLoop
                      |                     PostmasterMain
                      |                     main
                      |                     __libc_start_main
                      |          
                       --16.67%-- ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          6         postgres  postgres              [.] LWLockRelease
                   |
                   --- LWLockRelease
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.08%          6         postgres  [kernel.kallsyms]     [k] radix_tree_insert
                   |
                   --- radix_tree_insert
                      |          
                      |--66.75%-- shmem_add_to_page_cache
                      |          shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --33.25%-- add_to_page_cache_locked
                                 add_to_page_cache
                                 add_to_page_cache_lru
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.08%          6         postgres  postgres              [.] IsCatalogClass
                   |
                   --- IsCatalogClass
                      |          
                      |--50.03%-- heap_page_prune_opt
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.97%-- BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          6         postgres  [kernel.kallsyms]     [k] __do_fault
                   |
                   --- __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                      |          
                      |--98.93%-- copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --1.07%-- 0x67528e
                                 SyncOneBuffer
                                 BgBufferSync
                                 BackgroundWriterMain
                                 AuxiliaryProcessMain
                                 StartChildProcess
                                 reaper
                                 __restore_rt
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          6         postgres  [kernel.kallsyms]     [k] unlock_page
                   |
                   --- unlock_page
                      |          
                      |--50.00%-- 0xffffffffa04b5b78
                      |          0xffffffffa059e9af
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--33.25%-- 0xffffffffa04b5514
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --16.75%-- __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 |          
                                 |--99.26%-- copy_user_generic_string
                                 |          0xffffffffa04bfedc
                                 |          0xffffffffa04c021c
                                 |          0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                 |          
                                  --0.74%-- 0x67528e
                                            SyncOneBuffer
                                            BgBufferSync
                                            BackgroundWriterMain
                                            AuxiliaryProcessMain
                                            StartChildProcess
                                            reaper
                                            __restore_rt
                                            PostmasterMain
                                            main
                                            __libc_start_main

     0.08%          6         postgres  postgres              [.] DataChecksumsEnabled
                   |
                   --- DataChecksumsEnabled
                      |          
                      |--50.03%-- ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.97%-- PageIsVerified
                                 ReadBuffer_common
                                 ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.08%          1        addr2line  [kernel.kallsyms]     [k] strnlen_user
                       |
                       --- strnlen_user
                          |          
                          |--79.75%-- create_elf_tables
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--19.60%-- 0x7f2abdcb6a57
                          |          |          0x7f2abdcb6a57
                          |          |          
                          |          |--18.20%-- 0x7f6c8dce1a57
                          |          |          0x7f6c8dce1a57
                          |          |          
                          |          |--17.37%-- 0x7fed52bcaa57
                          |          |          0x7fed52bcaa57
                          |          |          
                          |          |--14.54%-- 0x7f46392c7a57
                          |          |          0x7f46392c7a57
                          |          |          
                          |          |--13.54%-- 0x7f86672f2a57
                          |          |          0x7f86672f2a57
                          |          |          
                          |          |--8.22%-- 0x7fb0d3fa3a57
                          |          |          0x7fb0d3fa3a57
                          |          |          
                          |          |--2.08%-- 0x7fd3b80caa57
                          |          |          0x7fd3b80caa57
                          |          |          
                          |          |--1.49%-- 0x7fe0c82eea57
                          |          |          0x7fe0c82eea57
                          |          |          
                          |          |--1.39%-- 0x7f0851fc4a57
                          |          |          0x7f0851fc4a57
                          |          |          
                          |          |--1.05%-- 0x7fa46098ea57
                          |          |          0x7fa46098ea57
                          |          |          
                          |          |--0.79%-- 0x7f24dc93ca57
                          |          |          0x7f24dc93ca57
                          |          |          
                          |          |--0.51%-- 0x7f9a10cc5a57
                          |          |          0x7f9a10cc5a57
                          |           --1.20%-- [...]
                          |          
                           --20.25%-- copy_strings
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     |          
                                     |--82.16%-- 0x7f2abdcb6a57
                                     |          __execve
                                     |          
                                     |--9.58%-- 0x7f23bcc39a57
                                     |          __execve
                                     |          0x6a6a60
                                     |          0x6a6ac0
                                     |          0x6a6b20
                                     |          0x6a6ba0
                                     |          
                                     |--6.03%-- 0x7f09f6b90a57
                                     |          __execve
                                     |          0x6a6a60
                                     |          0x6a6ac0
                                     |          0x6a6b20
                                     |          0x6a6ba0
                                     |          
                                     |--1.03%-- 0x7fdb8b77ea57
                                     |          __execve
                                     |          0x6a6a60
                                     |          0x6a6ac0
                                     |          0x6a6b20
                                     |          0x6a6ba0
                                     |          
                                     |--0.72%-- 0x7f3b5c000a57
                                     |          __execve
                                     |          0x6a6a60
                                     |          0x6a6ac0
                                     |          0x6a6b20
                                     |          0x6a6ba0
                                      --0.48%-- [...]

     0.07%          1        addr2line  libc-2.11.3.so        [.] __strlen_sse2
                       |
                       --- __strlen_sse2
                          |          
                          |--34.83%-- (nil)
                          |          
                          |--27.17%-- 0x656c61636f6c2f
                          |          
                          |--14.57%-- __gconv_compare_alias
                          |          _nl_find_locale
                          |          
                          |--7.97%-- 0x4e45475100382d46
                          |          
                          |--7.75%-- __GI___vsprintf_chk
                          |          0x636e692f6372732f
                          |          
                           --7.73%-- __GI_setlocale
                                     |          
                                     |--50.09%-- set_default_locale
                                     |          
                                      --49.91%-- 0x453887

     0.07%          6         postgres  [kernel.kallsyms]     [k] vfs_read
                   |
                   --- vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.07%          1        addr2line  [kernel.kallsyms]     [k] __memset
                         |
                         --- __memset
                            |          
                            |--93.08%-- kmem_cache_alloc_trace
                            |          |          
                            |          |--94.57%-- perf_event_mmap_event
                            |          |          perf_event_mmap
                            |          |          |          
                            |          |          |--96.29%-- mmap_region
                            |          |          |          |          
                            |          |          |          |--85.50%-- sys_mmap_pgoff
                            |          |          |          |          system_call_fastpath
                            |          |          |          |          |          
                            |          |          |          |          |--38.24%-- 0x7f12923451da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x298000
                            |          |          |          |          |          
                            |          |          |          |          |--12.92%-- 0x7f8ff253f1da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x15000
                            |          |          |          |          |          
                            |          |          |          |          |--11.00%-- 0x7f356c5e91da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x39000
                            |          |          |          |          |          
                            |          |          |          |          |--4.04%-- 0x7f7285ca2c5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--3.98%-- 0x7fe62a8ffc5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--3.67%-- 0x7fd4214dcc5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--3.52%-- 0x7f45d4237c5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--3.49%-- 0x7f4428eb8c5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--3.47%-- 0x7fd45b6391da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x39000
                            |          |          |          |          |          
                            |          |          |          |          |--3.00%-- 0x7fe6362a8c5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--2.79%-- 0x7f38d3b1dc5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--2.78%-- 0x7fafd9b43c5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--2.22%-- 0x7f52a2297c5a
                            |          |          |          |          |          __GI_mmap64
                            |          |          |          |          |          
                            |          |          |          |          |--1.99%-- 0x7f16d72191da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x6070
                            |          |          |          |          |          
                            |          |          |          |          |--1.77%-- 0x7f38384821da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x2000
                            |          |          |          |          |          
                            |          |          |          |          |--0.62%-- 0x7f5ae78531da
                            |          |          |          |          |          mmap
                            |          |          |          |          |          0x39000
                            |          |          |          |          |          
                            |          |          |          |           --0.50%-- 0x7f965bdbf1da
                            |          |          |          |                     mmap
                            |          |          |          |                     0x3e000
                            |          |          |          |          
                            |          |          |           --14.50%-- elf_map
                            |          |          |                     |          
                            |          |          |                     |--68.90%-- load_elf_interp
                            |          |          |                     |          load_elf_binary
                            |          |          |                     |          search_binary_handler
                            |          |          |                     |          do_execve_common
                            |          |          |                     |          sys_execve
                            |          |          |                     |          stub_execve
                            |          |          |                     |          0x7f2abdcb6a57
                            |          |          |                     |          0x7f2abdcb6a57
                            |          |          |                     |          
                            |          |          |                      --31.10%-- load_elf_binary
                            |          |          |                                search_binary_handler
                            |          |          |                                do_execve_common
                            |          |          |                                sys_execve
                            |          |          |                                stub_execve
                            |          |          |                                0x7f2abdcb6a57
                            |          |          |                                0x7f2abdcb6a57
                            |          |          |          
                            |          |           --3.71%-- mprotect_fixup
                            |          |                     sys_mprotect
                            |          |                     system_call_fastpath
                            |          |                     |          
                            |          |                     |--84.39%-- 0x7fc6a527e237
                            |          |                     |          __mprotect
                            |          |                     |          0x2000
                            |          |                     |          
                            |          |                      --15.61%-- 0x7f052ae2e237
                            |          |                                __mprotect
                            |          |                                0x7f052b0044d0
                            |          |                                (nil)
                            |          |          
                            |           --5.43%-- apparmor_file_alloc_security
                            |                     get_empty_filp
                            |                     path_openat
                            |                     do_filp_open
                            |                     do_sys_open
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--46.46%-- 0x7f35462411e0
                            |                     |          __GI___open64
                            |                     |          
                            |                     |--29.79%-- 0x7f22192d71e0
                            |                     |          __GI___open64
                            |                     |          
                            |                      --23.75%-- 0x7f5ba8e771e0
                            |                                __GI___open64
                            |          
                            |--6.05%-- kmem_cache_alloc
                            |          |          
                            |          |--76.83%-- get_empty_filp
                            |          |          path_openat
                            |          |          do_filp_open
                            |          |          do_sys_open
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--49.42%-- 0x7f75d822ef57
                            |          |          |          __open
                            |          |          |          0x6980
                            |          |          |          
                            |          |          |--27.93%-- 0x7f09f6bb51e0
                            |          |          |          __GI___open64
                            |          |          |          0x706d6f432f656d6f
                            |          |          |          
                            |          |          |--11.98%-- 0x7f05c8481f57
                            |          |          |          __open
                            |          |          |          0x6980
                            |          |          |          
                            |          |           --10.66%-- 0x7fcf2edd8f57
                            |          |                     __open
                            |          |                     (nil)
                            |          |          
                            |           --23.17%-- mmap_region
                            |                     sys_mmap_pgoff
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--56.69%-- 0x7f763a23a1da
                            |                     |          mmap
                            |                     |          0x6980
                            |                     |          
                            |                      --43.31%-- 0x7fc8160221da
                            |                                mmap
                            |                                0x298000
                            |          
                            |--0.51%-- kzfree
                            |          __fput
                            |          |          
                            |          |--74.49%-- filp_close
                            |          |          sys_close
                            |          |          system_call_fastpath
                            |          |          0x7f7ad6f22570
                            |          |          __GI___libc_close
                            |          |          
                            |           --25.51%-- remove_vma
                            |                     exit_mmap
                            |                     mmput
                            |                     exec_mmap
                            |                     flush_old_exec
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f096b04fa57
                            |                     __execve
                             --0.36%-- [...]

     0.07%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf_get_elf_syms
                  |
                  --- bfd_elf_get_elf_syms
                     |          
                     |--58.28%-- (nil)
                     |          
                     |--14.78%-- 0x31
                     |          
                     |--11.63%-- 0x43
                     |          
                     |--5.16%-- 0xc5
                     |          
                     |--3.13%-- 0x72
                     |          
                     |--2.62%-- 0x209
                     |          
                     |--2.43%-- 0x12
                     |          
                     |--1.22%-- 0x10
                     |          
                      --0.76%-- 0x1b

     0.07%          1        addr2line  [kernel.kallsyms]     [k] get_vmalloc_info
                         |
                         --- get_vmalloc_info
                             meminfo_proc_show
                             seq_read
                             proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--24.37%-- 0x7f3b5c0255d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--18.88%-- 0x7f10a2c3b5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--5.10%-- 0x7fd6c147d5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--4.64%-- 0x7f5aaac4f5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--4.60%-- 0x7ffbbe6735d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--3.78%-- 0x7f1b05f955d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--3.74%-- 0x7fed22b7a5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--3.44%-- 0x7f46718965d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--3.22%-- 0x7f29e45585d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--3.19%-- 0x7fba3c7c65d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--3.07%-- 0x7fe33c5a35d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--2.92%-- 0x7eff81b8b5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--2.81%-- 0x7f3c072475d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--2.67%-- 0x7f11cec245d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--2.26%-- 0x7f7f4eabd5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.73%-- 0x7fa101f625d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.64%-- 0x7effdb59c5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.43%-- 0x7f98bc4c65d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.40%-- 0x7f45dc9b35d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.15%-- 0x7face57de5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.11%-- 0x7f6ffff0b5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.04%-- 0x7f07064a05d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--1.02%-- 0x7f307af745d0
                            |          __GI___read
                            |          (nil)
                            |          
                             --0.79%-- 0x7f3b877115d0
                                       __GI___read
                                       (nil)

     0.07%          1        addr2line  [kernel.kallsyms]     [k] next_zones_zonelist
                         |
                         --- next_zones_zonelist
                            |          
                            |--72.79%-- __alloc_pages_nodemask
                            |          alloc_pages_vma
                            |          |          
                            |          |--97.12%-- do_anonymous_page
                            |          |          do_page_fault
                            |          |          page_fault
                            |          |          |          
                            |          |          |--60.34%-- file_read_actor
                            |          |          |          do_generic_file_read
                            |          |          |          generic_file_aio_read
                            |          |          |          do_sync_read
                            |          |          |          vfs_read
                            |          |          |          sys_read
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--33.42%-- 0x7f6c4380c5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xae560f48000069f8
                            |          |          |          |          
                            |          |          |          |--32.58%-- 0x7ffebf7a95d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0xae560f48000069f8
                            |          |          |          |          
                            |          |          |          |--23.27%-- 0x7f1ab504e5d0
                            |          |          |          |          __GI___read
                            |          |          |          |          0x7d00000000000
                            |          |          |          |          
                            |          |          |           --10.73%-- 0x7f8ffcd345d0
                            |          |          |                     __GI___read
                            |          |          |                     0xae560f48000069f8
                            |          |          |          
                            |          |          |--20.76%-- 0x7f6d99b0456e
                            |          |          |          _int_realloc
                            |          |          |          0x1a011
                            |          |          |          
                            |          |          |--17.90%-- 0x7ff4f97cd8f4
                            |          |          |          bfd_elf64_swap_symbol_in
                            |          |          |          0x7ac610
                            |          |          |          
                            |          |           --1.01%-- 0x4453d2
                            |          |                     initialize_traps
                            |          |          
                            |           --2.88%-- __do_fault
                            |                     handle_pte_fault
                            |                     do_page_fault
                            |                     page_fault
                            |                     |          
                            |                     |--66.10%-- 0x7f12a47f03b8
                            |                     |          _dl_relocate_object
                            |                     |          dl_main
                            |                     |          _dl_sysdep_start
                            |                     |          0x40
                            |                     |          
                            |                      --33.90%-- 0x7fd64bcda3b8
                            |                                _dl_relocate_object
                            |                                dl_main
                            |                                _dl_sysdep_start
                            |                                0x40
                            |          
                             --27.21%-- get_page_from_freelist
                                       __alloc_pages_nodemask
                                       alloc_pages_vma
                                       |          
                                       |--54.84%-- __do_fault
                                       |          handle_pte_fault
                                       |          do_page_fault
                                       |          page_fault
                                       |          0x7f8f6c0cd3b8
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                        --45.16%-- do_anonymous_page
                                                  do_page_fault
                                                  page_fault
                                                  file_read_actor
                                                  do_generic_file_read
                                                  generic_file_aio_read
                                                  do_sync_read
                                                  vfs_read
                                                  sys_read
                                                  system_call_fastpath
                                                  0x7f42037f45d0
                                                  __GI___read
                                                  0xae560f48000069f8

     0.07%          1        addr2line  [kernel.kallsyms]     [k] perf_event_mmap_ctx
                         |
                         --- perf_event_mmap_ctx
                            |          
                            |--73.10%-- perf_event_mmap_event
                            |          perf_event_mmap
                            |          |          
                            |          |--63.56%-- mmap_region
                            |          |          |          
                            |          |          |--86.56%-- sys_mmap_pgoff
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--31.14%-- 0x7f0fd7f1f1da
                            |          |          |          |          mmap
                            |          |          |          |          0x16f000
                            |          |          |          |          
                            |          |          |          |--14.28%-- 0x7f67467eac5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--13.07%-- 0x7f59824ebc5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--12.81%-- 0x7f1e304451da
                            |          |          |          |          mmap
                            |          |          |          |          0x16f000
                            |          |          |          |          
                            |          |          |          |--9.41%-- 0x7f22c2f81c5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--7.83%-- 0x7f32de5a8c5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          (nil)
                            |          |          |          |          
                            |          |          |          |--4.40%-- 0x7faf6d42ec5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--3.28%-- 0x7fb1a736b1da
                            |          |          |          |          mmap
                            |          |          |          |          0x39000
                            |          |          |          |          
                            |          |          |          |--2.94%-- 0x7f99a963bc5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |           --0.85%-- 0x7f7be9e9e1da
                            |          |          |                     mmap
                            |          |          |                     0x2000
                            |          |          |          
                            |          |           --13.44%-- elf_map
                            |          |                     |          
                            |          |                     |--74.36%-- load_elf_binary
                            |          |                     |          search_binary_handler
                            |          |                     |          do_execve_common
                            |          |                     |          sys_execve
                            |          |                     |          stub_execve
                            |          |                     |          0x7f2abdcb6a57
                            |          |                     |          0x7f2abdcb6a57
                            |          |                     |          
                            |          |                      --25.64%-- load_elf_interp
                            |          |                                load_elf_binary
                            |          |                                search_binary_handler
                            |          |                                do_execve_common
                            |          |                                sys_execve
                            |          |                                stub_execve
                            |          |                                |          
                            |          |                                |--77.99%-- 0x7f2abdcb6a57
                            |          |                                |          0x7f2abdcb6a57
                            |          |                                |          
                            |          |                                 --22.01%-- 0x7f9626638a57
                            |          |                                           0x7f9626638a57
                            |          |          
                            |          |--27.13%-- mprotect_fixup
                            |          |          sys_mprotect
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--76.96%-- 0x7f2d685a4237
                            |          |          |          __mprotect
                            |          |          |          0x16f000
                            |          |          |          
                            |          |          |--7.18%-- 0x7f9c6268c237
                            |          |          |          __mprotect
                            |          |          |          0x7f9c62893640
                            |          |          |          
                            |          |          |--7.08%-- 0x7f88e738e237
                            |          |          |          __mprotect
                            |          |          |          0x7f88e75644d0
                            |          |          |          (nil)
                            |          |          |          
                            |          |          |--5.90%-- 0x7f4176454237
                            |          |          |          __mprotect
                            |          |          |          0x15000
                            |          |          |          
                            |          |           --2.88%-- 0x7f62c743b237
                            |          |                     __mprotect
                            |          |                     0x16f000
                            |          |          
                            |          |--5.31%-- expand_downwards
                            |          |          |          
                            |          |          |--84.76%-- setup_arg_pages
                            |          |          |          load_elf_binary
                            |          |          |          search_binary_handler
                            |          |          |          do_execve_common
                            |          |          |          sys_execve
                            |          |          |          stub_execve
                            |          |          |          0x7f2abdcb6a57
                            |          |          |          0x7f2abdcb6a57
                            |          |          |          
                            |          |           --15.24%-- do_anonymous_page
                            |          |                     __get_user_pages
                            |          |                     get_arg_page
                            |          |                     copy_strings
                            |          |                     copy_strings_kernel
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     0x7f2abdcb6a57
                            |          |                     __execve
                            |          |          
                            |          |--3.67%-- do_brk
                            |          |          sys_brk
                            |          |          system_call_fastpath
                            |          |          0x7fbe90e5c2aa
                            |          |          __brk
                            |           --0.34%-- [...]
                            |          
                            |--19.54%-- 0xffff881fc04da688
                            |          __GI_mmap64
                            |          
                             --7.36%-- 0xffff883fc0b93738
                                       mmap
                                       0x6070

     0.07%          6         postgres  [kernel.kallsyms]     [k] sys_fadvise64_64
                   |
                   --- sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.06%          1        addr2line  [kernel.kallsyms]     [k] __do_fault
                         |
                         --- __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                            |          
                            |--30.02%-- 0x7f2abdcb675f
                            |          __libc_fork
                            |          _IO_new_proc_open
                            |          
                            |--14.86%-- 0x7f44c5d597b0
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--9.69%-- 0x7f864cad8e7a
                            |          __strcmp_sse42
                            |          0x7f864d645d00
                            |          0x100000001
                            |          0x756e696c2d637261
                            |          
                            |--7.35%-- 0x7f02067d9240
                            |          __GI_setlocale
                            |          
                            |--5.71%-- 0x7fcc3e8d3d40
                            |          init_cacheinfo
                            |          0x7fff3e77136a
                            |          0x73656c2f6374652f
                            |          
                            |--4.27%-- 0x7fe286dd5040
                            |          _dl_setup_hash
                            |          _dl_start_user
                            |          
                            |--3.62%-- 0x7ffd82426da0
                            |          0x7ffd82426da0
                            |          
                            |--2.85%-- 0x7fac5c093619
                            |          sysconf
                            |          _nl_find_locale
                            |          __GI_setlocale
                            |          set_default_locale
                            |          
                            |--2.71%-- 0x7f6b6ba97db0
                            |          __GI___getrlimit
                            |          
                            |--1.74%-- 0x7fadbab9b150
                            |          __strcmp_sse2
                            |          set_default_locale
                            |          
                            |--1.72%-- 0x7fc2517693e8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.69%-- 0x7f0df412cb6a
                            |          _dl_load_cache_lookup
                            |          
                            |--1.63%-- 0x7fd1510a39e0
                            |          _dl_next_tls_modid
                            |          _dl_map_object
                            |          0x6469757465730036
                            |          
                            |--1.60%-- 0x7f04bdf073b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.58%-- 0x7f9be76353b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.43%-- 0x7f29ddf2b660
                            |          strcmp
                            |          
                            |--1.37%-- 0x7ff3c183e165
                            |          bfd_elf64_object_p
                            |          0x7fff96f13313
                            |          
                            |--1.32%-- 0x7f887040e11b
                            |          check_match.12097
                            |          
                            |--1.22%-- 0x7fe2b548f3b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--1.18%-- 0x7f9b9f1f4398
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--0.96%-- 0x7fa0ec2463b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--0.85%-- 0x7f3d6e0da3b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                             --0.64%-- [...]

     0.06%          1        addr2line  libc-2.11.3.so        [.] __strcpy_ssse3
                         |
                         --- __strcpy_ssse3
                            |          
                            |--23.27%-- (nil)
                            |          |          
                            |          |--68.14%-- (nil)
                            |          |          
                            |           --31.86%-- 0x544e
                            |          
                            |--17.23%-- 0x652f3d5055545241
                            |          
                            |--14.37%-- 0x3a6f666e692f6c61
                            |          
                            |--11.23%-- 0x4f5248545f544c55
                            |          
                            |--9.97%-- 0x65
                            |          
                            |--7.63%-- 0x7363616d65
                            |          
                            |--7.21%-- 0x6e69622e79656b73
                            |          
                            |--5.85%-- 0x53492c382d465455
                            |          
                             --3.24%-- 0x363d4e4f49544345

     0.06%          5         postgres  postgres              [.] heapgettup_pagemode
                   |
                   --- heapgettup_pagemode
                       heap_getnext
                       SeqNext
                       ExecScan
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.06%          5         postgres  [kernel.kallsyms]     [k] up
                   |
                   --- up
                      |          
                      |--40.05%-- 0xffffffffa051f3b9
                      |          0xffffffffa05a17f1
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--19.99%-- 0xffffffffa059eb1e
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--19.99%-- 0xffffffffa04b5723
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --19.98%-- 0xffffffffa056f364
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.06%          5         postgres  [kernel.kallsyms]     [k] _raw_spin_lock
                   |
                   --- _raw_spin_lock
                      |          
                      |--60.00%-- shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --40.00%-- __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 |          
                                 |--99.67%-- copy_user_generic_string
                                 |          0xffffffffa04bfedc
                                 |          0xffffffffa04c021c
                                 |          0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                  --0.33%-- [...]

     0.06%          1  fail2ban-server  [kernel.kallsyms]     [k] _raw_spin_lock
            |
            --- _raw_spin_lock
                double_rq_lock
                load_balance
                idle_balance
                thread_return
                schedule_hrtimeout_range_clock
                poll_schedule_timeout
                do_select
                core_sys_select
                sys_select
                system_call_fastpath
                0x7f465715f393
                0x7f465715f393
                0x7f4657ff0b30
                0x7f4658007d80

     0.06%          5         postgres  [kernel.kallsyms]     [k] timespec_trunc
                   |
                   --- timespec_trunc
                       current_fs_time
                       file_update_time
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.06%          5         postgres  libc-2.11.3.so        [.] __GI___read
                   |
                   --- __GI___read
                      |          
                      |--99.83%-- mdread
                      |          ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                       --0.17%-- [...]

     0.06%          1        addr2line  libc-2.11.3.so        [.] vfprintf
                  |
                  --- vfprintf
                     |          
                     |--85.25%-- __GI___vsprintf_chk
                     |          |          
                     |          |--50.41%-- 0x636e692f6372732f
                     |          |          
                     |           --49.59%-- 0x2f2e2e006564756c
                     |          
                     |--7.44%-- buffered_vfprintf
                     |          __fprintf_chk
                     |          
                      --7.32%-- __GI___vsnprintf_chk
                                (nil)

     0.06%          5         postgres  postgres              [.] textlike
                   |
                   --- textlike
                      |          
                      |--59.71%-- ExecMakeFunctionResultNoSets
                      |          ExecEvalCase
                      |          ExecProject
                      |          advance_aggregates
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --40.29%-- ExecEvalCase
                                 ExecProject
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.06%          5         postgres  [kernel.kallsyms]     [k] blk_flush_plug_list
                   |
                   --- blk_flush_plug_list
                      |          
                      |--60.11%-- blk_finish_plug
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                      |--20.17%-- 0x2
                      |          posix_fadvise
                      |          
                       --19.72%-- 0xffff881fb056be30
                                 posix_fadvise

     0.06%          1        addr2line  bash                  [.] 0x5313b         
                       |
                       --- 0x459c39
                          |          
                          |--35.12%-- 0x68ca40
                          |          times_builtin
                          |          0x7066612d5b206570
                          |          
                          |--27.24%-- 0x68caa0
                          |          umask_builtin
                          |          0x5d702d5b206b7361
                          |          
                          |--20.52%-- 0x68c980
                          |          wait_builtin
                          |          0x6974005d6e5b2074
                          |          
                          |--9.11%-- 0x68c710
                          |          kill_builtin
                          |          0x72615b2067726120
                          |          
                           --8.02%-- (nil)

                       |
                       --- 0x453150

                       |
                       --- 0x43e82c

                       |
                       --- 0x43fc22
                           0x6a5100
                           0x6a5140
                           0x6a6610
                           0x6a6650

                       |
                       --- 0x459c33
                           0x68c230
                           declare_builtin
                           0x6f6c006c61636f6c

                       |
                       --- 0x453135

                       |
                       --- 0x43e8b8

                       |
                       --- 0x453131

                       |
                       --- 0x44003d
                           0x6a5100
                           0x6a5140
                           0x6a6610
                           0x6a6650

                       |
                       --- 0x43e8bc

                       |
                       --- 0x42c163

                       |
                       --- 0x42bf26

                       |
                       --- 0x43fd4c
                           0x6a5100
                           0x6a5140
                           0x6a6610
                           0x6a6650

                       |
                       --- 0x459c36
                           (nil)
                           alias_builtin
                           0x2d5b207361696c61

                       |
                       --- 0x4455fd

                       |
                       --- 0x471f94
                           _init

                       |
                       --- 0x45313b

                       |
                       --- 0x43edf3

                       |
                       --- 0x440000
                           0x6a5100
                           0x6a5140
                           0x6a6610
                           0x6a6650

                       |
                       --- 0x459c30
                           0x68cd10
                           (nil)
                           0x636e69240060287b

                       |
                       --- 0x454350

                       |
                       --- 0x440208
                           0x6a5100
                           0x6a5140
                           0x6a6610
                           0x6a6650

                       |
                       --- 0x461a10
                           0xffff000000000047

                       |
                       --- 0x43e7ed

     0.06%          5         postgres  [kernel.kallsyms]     [k] put_page
                   |
                   --- put_page
                      |          
                      |--60.21%-- read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --39.79%-- __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 |          
                                 |--99.68%-- copy_user_generic_string
                                 |          0xffffffffa04bfedc
                                 |          0xffffffffa04c021c
                                 |          0xffffffffa0554e96
                                 |          0xffffffffa056facb
                                 |          0xffffffffa04c61ab
                                 |          vfs_read
                                 |          sys_read
                                 |          system_call_fastpath
                                 |          0x7fb873db55d0
                                 |          __GI___read
                                  --0.32%-- [...]

     0.06%          5         postgres  [kernel.kallsyms]     [k] down
                   |
                   --- down
                       0xffffffffa04a89cf
                      |          
                      |--59.18%-- 0xffffffffa054b712
                      |          |          
                      |          |--65.55%-- 0xffffffffa056f34a
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --34.45%-- 0xffffffffa059eede
                      |                     0xffffffffa05a18a9
                      |                     0xffffffffa05a1a2d
                      |                     0xffffffffa04b565a
                      |                     read_pages
                      |                     __do_page_cache_readahead
                      |                     force_page_cache_readahead
                      |                     sys_fadvise64_64
                      |                     system_call_fastpath
                      |                     0x7fb873db9e5d
                      |                     posix_fadvise
                      |          
                      |--20.45%-- 0xffffffffa0513be7
                      |          0xffffffffa059eaa9
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --20.37%-- 0xffffffffa0513b5f
                                 0xffffffffa059eb1e
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.06%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf_sym_name
                  |
                  --- bfd_elf_sym_name
                      (nil)

     0.06%          5         postgres  postgres              [.] LWLockAcquire
                   |
                   --- LWLockAcquire
                      |          
                      |--40.84%-- StartBufferIO
                      |          ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--20.59%-- ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                      |--20.57%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --18.00%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.06%          6         postgres  [kernel.kallsyms]     [k] shmem_fault
                   |
                   --- shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.06%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_update_page_stat
                  |
                  --- mem_cgroup_update_page_stat
                     |          
                     |--65.15%-- zap_pte_range
                     |          unmap_page_range
                     |          unmap_vmas
                     |          |          
                     |          |--70.27%-- exit_mmap
                     |          |          mmput
                     |          |          exit_mm
                     |          |          do_exit
                     |          |          do_group_exit
                     |          |          sys_exit_group
                     |          |          system_call_fastpath
                     |          |          |          
                     |          |          |--38.13%-- 0x7f4bea904a38
                     |          |          |          
                     |          |          |--38.09%-- 0x7f35dae73a38
                     |          |          |          
                     |          |           --23.78%-- 0x7fc2d0df7a38
                     |          |          
                     |           --29.73%-- unmap_region
                     |                     do_munmap
                     |                     sys_munmap
                     |                     system_call_fastpath
                     |                     |          
                     |                     |--77.41%-- 0x7f1f535b0207
                     |                     |          munmap
                     |                     |          0x7f1f535b37dd
                     |                     |          
                     |                     |--13.93%-- 0x7f255e657207
                     |                     |          munmap
                     |                     |          0x7f255e65a7dd
                     |                     |          
                     |                      --8.66%-- 0x7fd6ae6c5207
                     |                                munmap
                     |                                0x7fd6ae6c87dd
                     |          
                      --34.85%-- __do_fault
                                handle_pte_fault
                                do_page_fault
                                page_fault
                                |          
                                |--31.67%-- 0x7f6c7c8667b0
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--23.70%-- 0x403940
                                |          0x403940
                                |          
                                |--10.88%-- 0x7f32640e9147
                                |          _dl_start
                                |          _dl_start_user
                                |          
                                |--6.81%-- 0x7fac1bab5848
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--4.34%-- 0x7f1642ef17b0
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--4.02%-- 0x7f7bcafa2e7a
                                |          __strcmp_sse42
                                |          0x7f7bcbb0fd00
                                |          0x100000001
                                |          
                                |--3.77%-- 0x7fd8ea6e68b3
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--3.49%-- 0x7f4c3404c7b0
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--3.01%-- 0x7f4b6f1f5398
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--2.91%-- 0x7ff4cdc7342e
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--1.60%-- 0x7fe490d418b3
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--1.46%-- 0x7fee3fb9f3ad
                                |          _dl_relocate_object
                                |          dl_main
                                |          _dl_sysdep_start
                                |          0x40
                                |          
                                |--1.37%-- 0x7f863dd0c662
                                |          strcmp
                                |          0x2e7a62696c00322e
                                |          
                                 --0.95%-- 0x7fd59a5c9a8f
                                           _dl_load_cache_lookup
                                           0x6f732e312e33322e

     0.06%          1        addr2line  [kernel.kallsyms]     [k] link_path_walk
                       |
                       --- link_path_walk
                          |          
                          |--50.52%-- path_openat
                          |          do_filp_open
                          |          |          
                          |          |--70.85%-- do_sys_open
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--44.21%-- 0x7f911b62e1e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--26.88%-- 0x7fd763b471e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--9.85%-- 0x7f8f66a3c1e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--6.04%-- 0x7f4ffe0ae1e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--5.33%-- 0x7fa1b61721e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--3.50%-- 0x7f2b8f725f57
                          |          |          |          __open
                          |          |          |          0x6980
                          |          |          |          
                          |          |          |--2.15%-- 0x7f7d916dc1e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |           --2.04%-- 0x7f259fb4ff57
                          |          |                     __open
                          |          |                     0x6070
                          |          |          
                          |           --29.15%-- open_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     |          
                          |                     |--95.29%-- 0x7f53fdddfa57
                          |                     |          __execve
                          |                     |          0x6a6a60
                          |                     |          0x6a6ac0
                          |                     |          0x6a6b20
                          |                     |          0x6a6ba0
                          |                     |          
                          |                      --4.71%-- 0x7f2abdcb6a57
                          |                                __execve
                          |          
                           --49.48%-- path_lookupat
                                     do_path_lookup
                                     user_path_at_empty
                                     |          
                                     |--99.08%-- vfs_fstatat
                                     |          sys_newstat
                                     |          system_call_fastpath
                                     |          |          
                                     |          |--36.11%-- 0x7f641acc1765
                                     |          |          _xstat
                                     |          |          0x7f641af68eb8
                                     |          |          
                                     |          |--32.98%-- 0x7f23bcc5d765
                                     |          |          _xstat
                                     |          |          0x6f6974617475706d
                                     |          |          
                                     |          |--8.52%-- 0x7f5b0deab765
                                     |          |          _xstat
                                     |          |          0x732f6e690068732f
                                     |          |          
                                     |          |--7.49%-- 0x7fe4e8904765
                                     |          |          _xstat
                                     |          |          0x732f6e690068732f
                                     |          |          
                                     |          |--5.53%-- 0x7f0f06301765
                                     |          |          _xstat
                                     |          |          0x732f6e690068732f
                                     |          |          
                                     |          |--3.59%-- 0x7fa0898e9765
                                     |          |          _xstat
                                     |          |          0x6f6974617475706d
                                     |          |          
                                     |          |--1.76%-- 0x7feb0f52a765
                                     |          |          _xstat
                                     |          |          0x696c32726464612f
                                     |          |          
                                     |          |--1.62%-- 0x7f6c9170c765
                                     |          |          _xstat
                                     |          |          
                                     |          |--1.31%-- 0x7f2f824b9765
                                     |          |          _xstat
                                     |          |          0x7f2f82760eb8
                                     |          |          
                                     |           --1.09%-- 0x7fee91be1765
                                     |                     _xstat
                                     |                     0x2f667265702f3436
                                     |          
                                      --0.92%-- sys_faccessat
                                                system_call_fastpath
                                                0x7f1a34fdd017
                                                access

     0.06%        100          swapper  [kernel.kallsyms]     [k] find_busiest_group
                    |
                    --- find_busiest_group
                        load_balance
                        rebalance_domains
                       |          
                       |--65.27%-- nohz_idle_balance
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --34.73%-- run_rebalance_domains
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  |          
                                  |--63.26%-- smp_apic_timer_interrupt
                                  |          apic_timer_interrupt
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          |          
                                  |           --100.00%-- start_kernel
                                  |                     x86_64_start_kernel
                                  |          
                                   --36.74%-- reschedule_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle

     0.06%          1          objdump  libc-2.11.3.so        [.] _int_malloc
                    |
                    --- _int_malloc
                       |          
                        --100.00%-- (nil)

     0.06%          1          objdump  [kernel.kallsyms]     [k] find_get_page
                    |
                    --- find_get_page
                       |          
                       |--95.22%-- do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--24.04%-- 0x7fa12e6835d0
                       |          |          __GI___read
                       |          |          |          
                       |          |          |--61.28%-- 0x2f2e2e2f2e2e2f2e
                       |          |          |          
                       |          |           --38.72%-- 0xffffbe000001b685
                       |          |          
                       |          |--18.73%-- 0x7fbb69af25d0
                       |          |          __GI___read
                       |          |          0x2f2e2e2f2e2e2f2e
                       |          |          
                       |          |--17.67%-- 0x7f58f1cfc5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--15.77%-- 0x7fa083dec5d0
                       |          |          __GI___read
                       |          |          0xae560f48000069f8
                       |          |          
                       |          |--13.19%-- 0x7f35520bc5d0
                       |          |          __GI___read
                       |          |          
                       |           --10.60%-- 0x7fc2003af5d0
                       |                     __GI___read
                       |                     0xae560f48000069f8
                       |          
                        --4.78%-- filemap_fault
                                  __do_fault
                                  handle_pte_fault
                                  do_page_fault
                                  page_fault
                                  |          
                                  |--62.31%-- 0x436790
                                  |          0x436790
                                  |          
                                   --37.69%-- 0x7f8045d80398
                                             _dl_relocate_object
                                             dl_main
                                             _dl_sysdep_start
                                             0x40

     0.06%          1        addr2line  [kernel.kallsyms]     [k] update_page_reclaim_stat
                  |
                  --- update_page_reclaim_stat
                      ____pagevec_lru_add_fn
                      pagevec_lru_move_fn
                      __lru_cache_add
                     |          
                     |--96.08%-- do_anonymous_page
                     |          do_page_fault
                     |          page_fault
                     |          |          
                     |          |--79.42%-- file_read_actor
                     |          |          do_generic_file_read
                     |          |          generic_file_aio_read
                     |          |          do_sync_read
                     |          |          vfs_read
                     |          |          sys_read
                     |          |          system_call_fastpath
                     |          |          |          
                     |          |          |--22.81%-- 0x7fe2696df5d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--19.56%-- 0x7f9eeb86f5d0
                     |          |          |          __GI___read
                     |          |          |          0xb0b000f0700000b
                     |          |          |          
                     |          |          |--18.83%-- 0x7fc5f83285d0
                     |          |          |          __GI___read
                     |          |          |          0xae560f48000069f8
                     |          |          |          
                     |          |          |--18.62%-- 0x7f74096df5d0
                     |          |          |          __GI___read
                     |          |          |          0x66615f6574656c65
                     |          |          |          
                     |          |          |--9.90%-- 0x7fd2d82b15d0
                     |          |          |          __GI___read
                     |          |          |          0x2f2e2e2f2e2e2f2e
                     |          |          |          
                     |          |          |--6.80%-- 0x7f11f72945d0
                     |          |          |          __GI___read
                     |          |          |          0x7d00000000000
                     |          |          |          
                     |          |           --3.48%-- 0x7f38c19005d0
                     |          |                     __GI___read
                     |          |                     0xae560f48000069f8
                     |          |          
                     |          |--10.85%-- 0x7f4c20d32dc8
                     |          |          __GI_memset
                     |          |          
                     |          |--5.37%-- 0x7fa96ee73dc8
                     |          |          __GI_memset
                     |          |          
                     |           --4.36%-- 0x7fae58308dc8
                     |                     __GI_memset
                     |          
                      --3.92%-- __do_fault
                                handle_pte_fault
                                do_page_fault
                                page_fault
                                0x7fe13fe093b8
                                _dl_relocate_object
                                dl_main
                                _dl_sysdep_start
                                0x40

     0.06%          1        addr2line  [kernel.kallsyms]     [k] __dec_zone_page_state
                       |
                       --- __dec_zone_page_state
                          |          
                          |--53.16%-- zap_pte_range
                          |          unmap_page_range
                          |          unmap_vmas
                          |          |          
                          |          |--64.41%-- exit_mmap
                          |          |          mmput
                          |          |          exit_mm
                          |          |          do_exit
                          |          |          do_group_exit
                          |          |          sys_exit_group
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--56.50%-- 0x7f3a82f51a38
                          |          |          |          
                          |          |           --43.50%-- 0x7f169a593a38
                          |          |          
                          |           --35.59%-- unmap_region
                          |                     do_munmap
                          |                     sys_munmap
                          |                     system_call_fastpath
                          |                     0x7f3c79bf3c87
                          |                     __munmap
                          |          
                           --46.84%-- page_remove_rmap
                                     |          
                                     |--99.12%-- zap_pte_range
                                     |          unmap_page_range
                                     |          unmap_vmas
                                     |          exit_mmap
                                     |          mmput
                                     |          exit_mm
                                     |          do_exit
                                     |          do_group_exit
                                     |          sys_exit_group
                                     |          system_call_fastpath
                                     |          |          
                                     |          |--40.05%-- 0x7f3cda311a38
                                     |          |          
                                     |          |--33.87%-- 0x7fda0a67ba38
                                     |          |          
                                     |           --26.09%-- 0x7f81a7889a38
                                     |          
                                      --0.88%-- do_wp_page
                                                handle_pte_fault
                                                do_page_fault
                                                page_fault
                                                0x7f284b23b938
                                                _dl_map_object_from_fd
                                                _dl_map_object
                                                0x352e6f732e7365

     0.06%          1          objdump  libc-2.11.3.so        [.] __GI_memset
                    |
                    --- __GI_memset

     0.05%          1        addr2line  libc-2.11.3.so        [.] __strcmp_sse42
                         |
                         --- __strcmp_sse42
                            |          
                            |--21.52%-- 0x7f71ebb25f60
                            |          0x3
                            |          0x6365007370696d67
                            |          
                            |--19.42%-- 0x7f1aba686f60
                            |          0x3
                            |          0x6365007370696d67
                            |          
                            |--15.90%-- (nil)
                            |          |          
                            |           --100.00%-- 0x100000005
                            |                     0x666c650034362d36
                            |          
                            |--10.17%-- 0x68ce60
                            |          (nil)
                            |          0x702d5b207361696c
                            |          
                            |--9.73%-- 0x7f960732c560
                            |          0x100000005
                            |          0x63726161656c7474
                            |          
                            |--5.40%-- 0x68c200
                            |          eval_builtin
                            |          0x2960206465746365
                            |          
                            |--4.34%-- 0x7f1846488d00
                            |          0x100000001
                            |          0x756e696c2d637261
                            |          
                            |--3.74%-- 0x68c5c0
                            |          eval_builtin
                            |          0x2960206465746365
                            |          
                            |--2.40%-- 0x68ca10
                            |          ulimit_builtin
                            |          0x616d75006b73616d
                            |          
                            |--2.33%-- 0x7f0b39c04760
                            |          0x100000005
                            |          0x666c6500656c7474
                            |          
                            |--2.12%-- 0x7f5e0c8e8f60
                            |          0x3
                            |          0x6365007370696d67
                            |          
                            |--1.95%-- 0x7fb5bdcb7620
                            |          0x1
                            |          0x78756e696c2d6b38
                            |          
                             --1.00%-- 0x68c3e0
                                       local_builtin
                                       0x656d616e206c6163

     0.05%          5         postgres  postgres              [.] TerminateBufferIO
                   |
                   --- TerminateBufferIO
                      |          
                      |--52.30%-- ReadBuffer_common
                      |          ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --47.70%-- ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.05%          5         postgres  [kernel.kallsyms]     [k] mem_cgroup_count_vm_event
                   |
                   --- mem_cgroup_count_vm_event
                       handle_mm_fault
                       do_page_fault
                       page_fault
                      |          
                      |--99.82%-- copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                       --0.18%-- [...]

     0.05%          5         postgres  [kernel.kallsyms]     [k] system_call_after_swapgs
                   |
                   --- system_call_after_swapgs
                      |          
                      |--48.99%-- __GI___read
                      |          
                      |--26.49%-- 0x7fb873db9e5d
                      |          |          
                      |          |--92.60%-- posix_fadvise
                      |          |          
                      |           --7.40%-- __GI___read
                      |          
                       --24.52%-- __GI_memcpy
                                 MultiExecHash
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.05%          5         postgres  [kernel.kallsyms]     [k] system_call
                   |
                   --- system_call
                      |          
                      |--50.68%-- __GI___read
                      |          
                       --49.32%-- posix_fadvise

     0.05%          4         postgres  [kernel.kallsyms]     [k] __inc_zone_page_state
                   |
                   --- __inc_zone_page_state
                      |          
                      |--50.95%-- page_add_file_rmap
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          |          
                      |          |--93.96%-- 0xffffffffa04bfedc
                      |          |          0xffffffffa04c021c
                      |          |          0xffffffffa0554e96
                      |          |          0xffffffffa056facb
                      |          |          0xffffffffa04c61ab
                      |          |          vfs_read
                      |          |          sys_read
                      |          |          system_call_fastpath
                      |          |          0x7fb873db55d0
                      |          |          __GI___read
                      |          |          
                      |           --6.04%-- 0xffffffffa04bfe4b
                      |                     0xffffffffa04c021c
                      |                     0xffffffffa0550363
                      |                     0xffffffffa056db9c
                      |                     0xffffffffa04c5dcb
                      |                     vfs_write
                      |                     sys_write
                      |                     system_call_fastpath
                      |                     0x7fb873db5630
                      |                     __GI___libc_write
                      |          
                       --49.05%-- add_to_page_cache_locked
                                 add_to_page_cache
                                 add_to_page_cache_lru
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.05%          1        addr2line  [kernel.kallsyms]     [k] kmem_cache_alloc
                       |
                       --- kmem_cache_alloc
                          |          
                          |--25.32%-- anon_vma_prepare
                          |          |          
                          |          |--85.97%-- __do_fault
                          |          |          handle_pte_fault
                          |          |          do_page_fault
                          |          |          page_fault
                          |          |          clear_user
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          |          
                          |          |          |--86.15%-- 0x7faa695f0a57
                          |          |          |          0x7faa695f0a57
                          |          |          |          
                          |          |           --13.85%-- 0x7f2abdcb6a57
                          |          |                     0x7f2abdcb6a57
                          |          |          
                          |          |--8.16%-- expand_downwards
                          |          |          do_anonymous_page
                          |          |          __get_user_pages
                          |          |          get_arg_page
                          |          |          copy_strings
                          |          |          copy_strings_kernel
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          |          
                          |          |          |--77.43%-- 0x7f5ecab4ba57
                          |          |          |          __execve
                          |          |          |          0x6a6a60
                          |          |          |          0x6a6ac0
                          |          |          |          0x6a6b20
                          |          |          |          0x6a6ba0
                          |          |          |          
                          |          |           --22.57%-- 0x7f3a92872a57
                          |          |                     __execve
                          |          |                     0x6a6a60
                          |          |                     0x6a6ac0
                          |          |                     0x6a6b20
                          |          |                     0x6a6ba0
                          |          |          
                          |           --5.87%-- do_anonymous_page
                          |                     do_page_fault
                          |                     page_fault
                          |                     0x7f294ed4b520
                          |                     _dl_init_paths
                          |                     dl_main
                          |                     _dl_sysdep_start
                          |                     0x40
                          |          
                          |--25.27%-- mmap_region
                          |          |          
                          |          |--87.11%-- sys_mmap_pgoff
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--78.26%-- 0x7fb322a8bc5a
                          |          |          |          __GI_mmap64
                          |          |          |          
                          |          |          |--9.76%-- 0x7f0591d4f1da
                          |          |          |          mmap
                          |          |          |          0x3e000
                          |          |          |          
                          |          |          |--8.53%-- 0x7fdc3e55bc5a
                          |          |          |          __GI_mmap64
                          |          |          |          
                          |          |          |--1.81%-- 0x7fcd814311da
                          |          |          |          mmap
                          |          |          |          0x16f000
                          |          |          |          
                          |          |           --1.63%-- 0x7fd0f8b711da
                          |          |                     mmap
                          |          |                     0x6070
                          |          |          
                          |           --12.89%-- elf_map
                          |                     |          
                          |                     |--55.65%-- load_elf_binary
                          |                     |          search_binary_handler
                          |                     |          do_execve_common
                          |                     |          sys_execve
                          |                     |          stub_execve
                          |                     |          0x7f2abdcb6a57
                          |                     |          0x7f2abdcb6a57
                          |                     |          
                          |                      --44.35%-- load_elf_interp
                          |                                load_elf_binary
                          |                                search_binary_handler
                          |                                do_execve_common
                          |                                sys_execve
                          |                                stub_execve
                          |                                0x7f2abdcb6a57
                          |                                0x7f2abdcb6a57
                          |          
                          |--20.52%-- anon_vma_clone
                          |          __split_vma
                          |          mprotect_fixup
                          |          sys_mprotect
                          |          system_call_fastpath
                          |          0x7f0b4689c237
                          |          __mprotect
                          |          0x7f0b46a724d0
                          |          (nil)
                          |          
                          |--10.54%-- getname_flags
                          |          |          
                          |          |--69.34%-- user_path_at_empty
                          |          |          vfs_fstatat
                          |          |          sys_newstat
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--81.86%-- 0x7f4362de2765
                          |          |          |          _xstat
                          |          |          |          0x732f6e690068732f
                          |          |          |          
                          |          |           --18.14%-- 0x7fb7d09ed765
                          |          |                     _xstat
                          |          |                     0x4e201e
                          |          |          
                          |           --30.66%-- do_sys_open
                          |                     system_call_fastpath
                          |                     0x7fa7db1c31e0
                          |                     __GI___open64
                          |          
                          |--10.40%-- get_empty_filp
                          |          path_openat
                          |          do_filp_open
                          |          do_sys_open
                          |          system_call_fastpath
                          |          |          
                          |          |--44.37%-- 0x7fcc3fea41e0
                          |          |          __GI___open64
                          |          |          
                          |          |--28.16%-- 0x7f29780911e0
                          |          |          __GI___open64
                          |          |          
                          |          |--12.02%-- 0x7fadfac321e0
                          |          |          __GI___open64
                          |          |          
                          |          |--9.32%-- 0x7f7572b1b1e0
                          |          |          __GI___open64
                          |          |          
                          |           --6.13%-- 0x7f57305e21e0
                          |                     __GI___open64
                          |          
                          |--3.93%-- 0x1
                          |          __execve
                          |          
                          |--3.37%-- proc_alloc_inode
                          |          alloc_inode
                          |          iget_locked
                          |          proc_get_inode
                          |          proc_lookup_de
                          |          proc_root_lookup
                          |          d_alloc_and_lookup
                          |          do_lookup
                          |          do_last
                          |          path_openat
                          |          do_filp_open
                          |          do_sys_open
                          |          system_call_fastpath
                          |          0x7f2f4d9981e0
                          |          __GI___open64
                          |          
                          |--0.51%-- do_brk
                          |          sys_brk
                          |          system_call_fastpath
                          |          0x7f5bd166a2aa
                          |          __brk
                           --0.15%-- [...]

     0.05%          1        addr2line  [kernel.kallsyms]     [k] radix_tree_lookup
                       |
                       --- radix_tree_lookup
                           __do_page_cache_readahead
                           force_page_cache_readahead
                           sys_fadvise64_64
                           system_call_fastpath
                          |          
                          |--20.36%-- 0x7fdf39eca1bd
                          |          posix_fadvise64
                          |          
                          |--17.73%-- 0x7fb7ad60d1bd
                          |          posix_fadvise64
                          |          
                          |--17.00%-- 0x7fe8a0d151bd
                          |          posix_fadvise64
                          |          
                          |--16.67%-- 0x7f0da114b1bd
                          |          posix_fadvise64
                          |          
                          |--4.03%-- 0x7fe52e4011bd
                          |          posix_fadvise64
                          |          
                          |--3.72%-- 0x7faf9ad991bd
                          |          posix_fadvise64
                          |          
                          |--3.39%-- 0x7fd0cede01bd
                          |          posix_fadvise64
                          |          
                          |--2.23%-- 0x7f96d89691bd
                          |          posix_fadvise64
                          |          
                          |--2.08%-- 0x7fcff94ea1bd
                          |          posix_fadvise64
                          |          
                          |--2.03%-- 0x7ff785c251bd
                          |          posix_fadvise64
                          |          
                          |--1.96%-- 0x7fbe56fe41bd
                          |          posix_fadvise64
                          |          
                          |--1.77%-- 0x7f0d5b0581bd
                          |          posix_fadvise64
                          |          
                          |--1.73%-- 0x7f3ee78ef1bd
                          |          posix_fadvise64
                          |          
                          |--1.72%-- 0x7f12a57a01bd
                          |          posix_fadvise64
                          |          
                          |--1.61%-- 0x7f4f89fe81bd
                          |          posix_fadvise64
                          |          
                          |--0.79%-- 0x7f24fbf081bd
                          |          posix_fadvise64
                          |          
                          |--0.59%-- 0x7feb5b21d1bd
                          |          posix_fadvise64
                          |          
                           --0.57%-- 0x7fa9012f01bd
                                     posix_fadvise64

     0.05%          4         postgres  [kernel.kallsyms]     [k] __mem_cgroup_commit_charge_lrucare
                   |
                   --- __mem_cgroup_commit_charge_lrucare
                       mem_cgroup_cache_charge
                       add_to_page_cache_locked
                       add_to_page_cache
                       add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.05%          4         postgres  postgres              [.] ExecEvalCase
                   |
                   --- ExecEvalCase
                      |          
                      |--50.02%-- advance_aggregates
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.98%-- ExecProject
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.05%          4         postgres  [kernel.kallsyms]     [k] release_pages
                   |
                   --- release_pages
                       pagevec_lru_move_fn
                       __lru_cache_add
                      |          
                      |--50.03%-- shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --49.97%-- add_to_page_cache_lru
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.05%          4         postgres  [kernel.kallsyms]     [k] _raw_spin_lock_irq
                   |
                   --- _raw_spin_lock_irq
                      |          
                      |--74.90%-- add_to_page_cache_locked
                      |          add_to_page_cache
                      |          add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --25.10%-- shmem_add_to_page_cache
                                 shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.05%          4         postgres  [kernel.kallsyms]     [k] cap_capable
                   |
                   --- cap_capable
                       apparmor_capable
                       ns_capable
                      |          
                      |--74.98%-- 0xffffffffa04aeaeb
                      |          0xffffffffa04c602f
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --25.02%-- 0xffffffffa04aeafb
                                 0xffffffffa04c602f
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.05%          4         postgres  postgres              [.] LockBuffer
                   |
                   --- LockBuffer
                      |          
                      |--50.12%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.88%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.05%          4         postgres  [kernel.kallsyms]     [k] up_read
                   |
                   --- up_read
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.05%          4         postgres  [kernel.kallsyms]     [k] find_lock_page
                   |
                   --- find_lock_page
                       find_or_create_page
                       0xffffffffa04b58f7
                       0xffffffffa052d479
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.05%          4         postgres  [kernel.kallsyms]     [k] sys_read
                   |
                   --- sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.05%          1          objdump  libc-2.11.3.so        [.] __GI_memcpy
                    |
                    --- __GI_memcpy
                       |          
                       |--57.91%-- 0x405cfb
                       |          
                       |--14.69%-- 0x7f5752ecb000
                       |          
                       |--13.71%-- 0x7f71ab536d20
                       |          0x6bb65e
                       |          0x7fff6cb2c301
                       |          
                        --13.68%-- 0x7fc00ee66000

     0.05%          4         postgres  postgres              [.] PrefetchBuffer
                   |
                   --- PrefetchBuffer
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.05%          1        addr2line  [kernel.kallsyms]     [k] pagevec_lru_move_fn
                       |
                       --- pagevec_lru_move_fn
                          |          
                          |--94.35%-- __lru_cache_add
                          |          |          
                          |          |--99.61%-- do_anonymous_page
                          |          |          do_page_fault
                          |          |          page_fault
                          |          |          |          
                          |          |          |--64.18%-- file_read_actor
                          |          |          |          do_generic_file_read
                          |          |          |          generic_file_aio_read
                          |          |          |          do_sync_read
                          |          |          |          vfs_read
                          |          |          |          sys_read
                          |          |          |          system_call_fastpath
                          |          |          |          |          
                          |          |          |          |--34.37%-- 0x7f6985e265d0
                          |          |          |          |          __GI___read
                          |          |          |          |          0x66615f6574656c65
                          |          |          |          |          
                          |          |          |          |--32.73%-- 0x7f6117de25d0
                          |          |          |          |          __GI___read
                          |          |          |          |          0xae560f48000069f8
                          |          |          |          |          
                          |          |          |          |--17.72%-- 0x7f6f7947a5d0
                          |          |          |          |          __GI___read
                          |          |          |          |          0x2f2e2e2f2e2e2f2e
                          |          |          |          |          
                          |          |          |          |--9.19%-- 0x7f7ad7c6e5d0
                          |          |          |          |          __GI___read
                          |          |          |          |          0xb0b000f0700000b
                          |          |          |          |          
                          |          |          |           --5.99%-- 0x7f5c723175d0
                          |          |          |                     __GI___read
                          |          |          |                     0xae560f48000069f8
                          |          |          |          
                          |          |          |--13.47%-- 0x7ff5fb7169d3
                          |          |          |          _int_malloc
                          |          |          |          (nil)
                          |          |          |          
                          |          |          |--12.33%-- 0x7f11f493b9d3
                          |          |          |          _int_malloc
                          |          |          |          
                          |          |          |--8.11%-- 0x7f30c9a16ec0
                          |          |          |          bfd_elf64_slurp_symbol_table
                          |          |          |          0x7f30c903f080
                          |          |          |          0x6153eb
                          |          |          |          0x7ffff08e4313
                          |          |          |          
                          |          |           --1.92%-- 0x7f029f1c6dc8
                          |          |                     __GI_memset
                          |           --0.39%-- [...]
                          |          
                           --5.65%-- lru_add_drain
                                     |          
                                     |--59.52%-- exit_mmap
                                     |          mmput
                                     |          exec_mmap
                                     |          flush_old_exec
                                     |          load_elf_binary
                                     |          search_binary_handler
                                     |          do_execve_common
                                     |          sys_execve
                                     |          stub_execve
                                     |          0x7fb38450fa57
                                     |          __execve
                                     |          
                                      --40.48%-- unmap_region
                                                do_munmap
                                                mmap_region
                                                sys_mmap_pgoff
                                                system_call_fastpath
                                                |          
                                                |--83.80%-- 0x7f27431f11da
                                                |          mmap
                                                |          0x39000
                                                |          
                                                 --16.20%-- 0x7fab8967b1da
                                                           mmap
                                                           0x39000

     0.05%          1        addr2line  [kernel.kallsyms]     [k] unmap_vmas
                       |
                       --- unmap_vmas
                          |          
                          |--65.43%-- exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --34.57%-- unmap_region
                                     do_munmap
                                     |          
                                     |--57.53%-- elf_map
                                     |          load_elf_interp
                                     |          load_elf_binary
                                     |          search_binary_handler
                                     |          do_execve_common
                                     |          sys_execve
                                     |          stub_execve
                                     |          0x7f96e67a7a57
                                     |          0x7f96e67a7a57
                                     |          
                                     |--40.45%-- sys_munmap
                                     |          system_call_fastpath
                                     |          0x7f103a9b5c87
                                     |          __munmap
                                     |          
                                      --2.02%-- mmap_region
                                                sys_mmap_pgoff
                                                system_call_fastpath
                                                0x7fc6b23011da
                                                mmap
                                                0x39000

     0.05%          1          objdump  [kernel.kallsyms]     [k] release_pages
                    |
                    --- release_pages
                       |          
                       |--83.24%-- free_pages_and_swap_cache
                       |          tlb_flush_mmu
                       |          tlb_finish_mmu
                       |          |          
                       |          |--57.09%-- exit_mmap
                       |          |          mmput
                       |          |          exit_mm
                       |          |          do_exit
                       |          |          do_group_exit
                       |          |          sys_exit_group
                       |          |          system_call_fastpath
                       |          |          |          
                       |          |          |--50.18%-- 0x7f3daab3fa38
                       |          |          |          
                       |          |           --49.82%-- 0x7fc2114cba38
                       |          |          
                       |           --42.91%-- unmap_region
                       |                     do_munmap
                       |                     sys_munmap
                       |                     system_call_fastpath
                       |                     |          
                       |                     |--57.58%-- 0x7fa3c07cac87
                       |                     |          __munmap
                       |                     |          
                       |                      --42.42%-- 0x7f34aa4f9c87
                       |                                __munmap
                       |          
                        --16.76%-- pagevec_lru_move_fn
                                  __lru_cache_add
                                  do_anonymous_page
                                  do_page_fault
                                  page_fault
                                  file_read_actor
                                  do_generic_file_read
                                  generic_file_aio_read
                                  do_sync_read
                                  vfs_read
                                  sys_read
                                  system_call_fastpath
                                  0x7f8df3cbd5d0
                                  __GI___read
                                  0x66615f6574656c65

     0.05%          5         postgres  [kernel.kallsyms]     [k] getnstimeofday
                   |
                   --- getnstimeofday
                       0xffffffffa04a8d10
                      |          
                      |--52.58%-- 0xffffffffa0554b33
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --47.42%-- 0xffffffffa052cab3
                                 0xffffffffa059f09d
                                 0xffffffffa05a18a9
                                 0xffffffffa05a1a2d
                                 0xffffffffa04b565a
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.05%          1        addr2line  [kernel.kallsyms]     [k] __mod_zone_page_state
                       |
                       --- __mod_zone_page_state
                          |          
                          |--62.87%-- ____pagevec_lru_add_fn
                          |          pagevec_lru_move_fn
                          |          |          
                          |          |--73.49%-- __lru_cache_add
                          |          |          |          
                          |          |          |--92.53%-- do_anonymous_page
                          |          |          |          do_page_fault
                          |          |          |          page_fault
                          |          |          |          |          
                          |          |          |          |--50.50%-- 0x7f516f6a1dc8
                          |          |          |          |          __GI_memset
                          |          |          |          |          
                          |          |          |           --49.50%-- file_read_actor
                          |          |          |                     do_generic_file_read
                          |          |          |                     generic_file_aio_read
                          |          |          |                     do_sync_read
                          |          |          |                     vfs_read
                          |          |          |                     sys_read
                          |          |          |                     system_call_fastpath
                          |          |          |                     0x7f52afa905d0
                          |          |          |                     __GI___read
                          |          |          |                     0x2f2e2e2f2e2e2f2e
                          |          |          |          
                          |          |           --7.47%-- __do_fault
                          |          |                     handle_pte_fault
                          |          |                     do_page_fault
                          |          |                     page_fault
                          |          |                     0x7f9ed04783b8
                          |          |                     _dl_relocate_object
                          |          |                     dl_main
                          |          |                     _dl_sysdep_start
                          |          |                     0x40
                          |          |          
                          |           --26.51%-- lru_add_drain
                          |                     unmap_region
                          |                     do_munmap
                          |                     sys_munmap
                          |                     system_call_fastpath
                          |                     |          
                          |                     |--84.19%-- 0x7f2da60e7c87
                          |                     |          __munmap
                          |                     |          
                          |                      --15.81%-- 0x7ff4cd0a2c87
                          |                                __munmap
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
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                          |                                0x7ff4cde51010
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                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |                                0x7ff4cde51010
                          |          
                          |--18.01%-- release_pages
                          |          |          
                          |          |--79.44%-- free_pages_and_swap_cache
                          |          |          tlb_flush_mmu
                          |          |          tlb_finish_mmu
                          |          |          exit_mmap
                          |          |          mmput
                          |          |          exit_mm
                          |          |          do_exit
                          |          |          do_group_exit
                          |          |          sys_exit_group
                          |          |          system_call_fastpath
                          |          |          0x7f109465aa38
                          |          |          
                          |           --20.56%-- pagevec_lru_move_fn
                          |                     lru_add_drain
                          |                     exit_mmap
                          |                     mmput
                          |                     exec_mmap
                          |                     flush_old_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f0eae477a57
                          |                     __execve
                          |          
                          |--10.00%-- get_page_from_freelist
                          |          __alloc_pages_nodemask
                          |          alloc_pages_vma
                          |          do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          0x7f35f53259d3
                          |          _int_malloc
                          |          (nil)
                          |          
                           --9.12%-- free_pcppages_bulk
                                     free_hot_cold_page
                                     __pagevec_free
                                     release_pages
                                     free_pages_and_swap_cache
                                     tlb_flush_mmu
                                     tlb_finish_mmu
                                     exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7fa9df6d0a57
                                     __execve

     0.05%          1          objdump  [kernel.kallsyms]     [k] mem_cgroup_charge_common
                    |
                    --- mem_cgroup_charge_common
                        do_anonymous_page
                        do_page_fault
                        page_fault
                       |          
                       |--74.38%-- file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--28.47%-- 0x7f876eef85d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--22.96%-- 0x7fa3c07c05d0
                       |          |          __GI___read
                       |          |          0x2f2e2e2f2e2e2f2e
                       |          |          
                       |          |--22.77%-- 0x7fa14f0185d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |          |--17.48%-- 0x7f2e963bb5d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |           --8.31%-- 0x7fd0a7e8c5d0
                       |                     __GI___read
                       |                     0xffffbe000001b685
                       |          
                       |--20.09%-- 0x7f9cb9593e75
                       |          _IO_default_xsputn_internal
                       |          0x6f6620656c696620
                       |          
                        --5.54%-- 0x7f8c42305dc8
                                  __GI_memset

     0.05%          1        addr2line  [kernel.kallsyms]     [k] do_generic_file_read
                         |
                         --- do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                            |          
                            |--99.84%-- sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--21.05%-- 0x7f2db5b4f5d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--16.59%-- 0x7f1e8fb9f5d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--16.40%-- 0x7f737bb465d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--9.20%-- 0x7fc6c8c945d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--8.74%-- 0x7f39ece075d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--6.70%-- 0x7f35f53795d0
                            |          |          __GI___read
                            |          |          (nil)
                            |          |          
                            |          |--6.41%-- 0x7f18c5e6f5d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--5.31%-- 0x7f78169ca5d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--4.02%-- 0x7f2afbec35d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--3.60%-- 0x7f2fc44995d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |           --1.98%-- 0x7f0925f22fb7
                            |                     __libc_read
                            |                     0x7f0925f267dd
                             --0.16%-- [...]

     0.05%         17             perf  [kernel.kallsyms]     [k] mutex_unlock
                       |
                       --- mutex_unlock
                          |          
                          |--55.29%-- dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--22.29%-- anon_vma_clone
                          |          anon_vma_fork
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--20.43%-- anon_vma_fork
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --2.00%-- pipe_release
                                     __fput
                                     filp_close
                                     sys_close
                                     system_call_fastpath
                                     0x7f2abdcdb570
                                     __GI___libc_close

     0.05%          8          swapper  [kernel.kallsyms]     [k] poll_idle
                    |
                    --- poll_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.04%          1        addr2line  libc-2.11.3.so        [.] _nl_intern_locale_data
                         |
                         --- _nl_intern_locale_data

     0.04%          1        addr2line  libc-2.11.3.so        [.] msort_with_tmp
                       |
                       --- msort_with_tmp
                          |          
                          |--43.72%-- 0x1
                          |          
                          |--12.51%-- (nil)
                          |          
                          |--9.61%-- 0x698bae
                          |          0x544c5f746c006e61
                          |          
                          |--5.82%-- 0x68ce60
                          |          (nil)
                          |          0x707865205b5b005d
                          |          
                          |--5.52%-- 0x68c410
                          |          unset_builtin
                          |          0x746f6e6e6163203a
                          |          
                          |--5.01%-- 0x68c2c0
                          |          command_builtin
                          |          0x68736168203a7325
                          |          
                          |--4.33%-- read_alias_file
                          |          _nl_expand_alias
                          |          __GI_setlocale
                          |          set_default_locale
                          |          
                          |--3.26%-- 0x68c200
                          |          exec_builtin
                          |          0x6f6c6f6e00626f6c
                          |          
                          |--3.22%-- 0x68cda0
                          |          (nil)
                          |          0x28005d265b204345
                          |          
                          |--2.47%-- 0x6988df
                          |          0x4f53492e4f4e5f62
                          |          
                          |--2.32%-- 0x68cf20
                          |          compgen_builtin
                          |          0x6168732f7273752f
                          |          
                           --2.22%-- 0x6078c7
                                     0x4f53492e4f4e5f62

     0.04%          1        addr2line  [kernel.kallsyms]     [k] sha_transform
                       |
                       --- sha_transform
                           extract_buf
                           extract_entropy
                          |          
                          |--57.55%-- xfer_secondary_pool
                          |          extract_entropy
                          |          create_elf_tables
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--81.96%-- 0x7f2abdcb6a57
                          |          |          0x7f2abdcb6a57
                          |          |          
                          |          |--3.64%-- 0x7f2e2b1aca57
                          |          |          0x7f2e2b1aca57
                          |          |          
                          |          |--3.37%-- 0x7f866084da57
                          |          |          0x7f866084da57
                          |          |          
                          |          |--3.21%-- 0x7fab76834a57
                          |          |          0x7fab76834a57
                          |          |          
                          |          |--2.93%-- 0x7f61ed301a57
                          |          |          0x7f61ed301a57
                          |          |          
                          |          |--2.02%-- 0x7f7639b0ea57
                          |          |          0x7f7639b0ea57
                          |          |          
                          |          |--1.37%-- 0x7fbe568b8a57
                          |          |          0x7fbe568b8a57
                          |          |          
                          |          |--0.85%-- 0x7f4244b10a57
                          |          |          0x7f4244b10a57
                          |          |          
                          |           --0.64%-- 0x7f0591623a57
                          |                     0x7f0591623a57
                          |          
                           --42.45%-- create_elf_tables
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     |          
                                     |--85.34%-- 0x7f2abdcb6a57
                                     |          0x7f2abdcb6a57
                                     |          
                                     |--4.63%-- 0x7f026bfc5a57
                                     |          0x7f026bfc5a57
                                     |          
                                     |--4.21%-- 0x7fda4c50fa57
                                     |          0x7fda4c50fa57
                                     |          
                                     |--4.01%-- 0x7f4052beda57
                                     |          0x7f4052beda57
                                     |          
                                     |--1.15%-- 0x7fcb504aea57
                                     |          0x7fcb504aea57
                                     |          
                                      --0.66%-- 0x7fc9edfa4a57
                                                0x7fc9edfa4a57

     0.04%          1        addr2line  [kernel.kallsyms]     [k] mutex_lock
                         |
                         --- mutex_lock
                            |          
                            |--35.94%-- unlink_anon_vmas
                            |          free_pgtables
                            |          exit_mmap
                            |          mmput
                            |          exit_mm
                            |          do_exit
                            |          do_group_exit
                            |          sys_exit_group
                            |          system_call_fastpath
                            |          |          
                            |          |--69.10%-- 0x7fdf7e4efa38
                            |          |          
                            |           --30.90%-- 0x7fe1c7994a38
                            |          
                            |--27.36%-- vma_link
                            |          mmap_region
                            |          |          
                            |          |--86.68%-- sys_mmap_pgoff
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--53.50%-- 0x7f3d2f5ff1da
                            |          |          |          mmap
                            |          |          |          0x16f000
                            |          |          |          
                            |          |          |--25.06%-- 0x7f7818a9ac5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |          |--19.41%-- 0x7f2f7a14d1da
                            |          |          |          mmap
                            |          |          |          0x3e000
                            |          |          |          
                            |          |           --2.03%-- 0x7f960e51d1da
                            |          |                     mmap
                            |          |                     0x39000
                            |          |          
                            |           --13.32%-- elf_map
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                            |--16.71%-- generic_file_llseek
                            |          sys_lseek
                            |          system_call_fastpath
                            |          |          
                            |          |--49.15%-- 0x7f59e956d0d0
                            |          |          __lseek64
                            |          |          
                            |          |--21.64%-- 0x7f25ecad20d0
                            |          |          __lseek64
                            |          |          
                            |          |--15.37%-- 0x7f26e857a0d0
                            |          |          __lseek64
                            |          |          
                            |           --13.84%-- 0x7f169a5c60d0
                            |                     __lseek64
                            |          
                            |--8.91%-- anon_vma_clone
                            |          __split_vma
                            |          do_munmap
                            |          sys_munmap
                            |          system_call_fastpath
                            |          0x7f13b2337c87
                            |          __munmap
                            |          (nil)
                            |          
                            |--5.26%-- anon_vma_prepare
                            |          |          
                            |          |--63.04%-- do_anonymous_page
                            |          |          do_page_fault
                            |          |          page_fault
                            |          |          0x7fd546730e01
                            |          |          _int_malloc
                            |          |          
                            |           --36.96%-- __do_fault
                            |                     handle_pte_fault
                            |                     do_page_fault
                            |                     page_fault
                            |                     0x7f1fad37eec6
                            |                     memset
                            |                     _dl_map_object
                            |                     0x352e6f732e656e69
                            |          
                            |--5.04%-- unlink_file_vma
                            |          free_pgtables
                            |          exit_mmap
                            |          mmput
                            |          exec_mmap
                            |          flush_old_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          |          
                            |          |--85.84%-- 0x7f2abdcb6a57
                            |          |          __execve
                            |          |          
                            |          |--7.73%-- 0x7f2e4fdd9a57
                            |          |          __execve
                            |          |          
                            |           --6.43%-- 0x7f4ef77daa57
                            |                     __execve
                            |          
                             --0.78%-- vma_adjust
                                       __split_vma
                                       mprotect_fixup
                                       sys_mprotect
                                       system_call_fastpath
                                       0x7f8a87c1c237
                                       __mprotect
                                       0x7f8a87e23fe8
                                       (nil)

     0.04%          1        addr2line  libc-2.11.3.so        [.] _IO_default_xsputn_internal
                         |
                         --- _IO_default_xsputn_internal
                            |          
                            |--76.77%-- __GI___vsprintf_chk
                            |          
                            |--12.45%-- 0x6220554e47002964
                            |          
                            |--9.84%-- 0x6c5f677000000100
                            |          
                             --0.95%-- 0x4700296425286425

     0.04%          1        addr2line  [kernel.kallsyms]     [k] page_add_file_rmap
                         |
                         --- page_add_file_rmap
                            |          
                            |--98.42%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--25.07%-- 0x7f9c46701b80
                            |          |          _dl_map_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--23.58%-- 0x7fe9d7796320
                            |          |          0x7fe9d7796320
                            |          |          
                            |          |--12.91%-- 0x7f3c746e33ad
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--9.77%-- 0x4223d0
                            |          |          check_dev_tty
                            |          |          
                            |          |--7.70%-- 0x7f957425bf7f
                            |          |          _nl_intern_locale_data
                            |          |          
                            |          |--5.55%-- 0x461f40
                            |          |          set_shellopts
                            |          |          
                            |          |--5.04%-- 0x43fc20
                            |          |          0x43fc20
                            |          |          0x6a5100
                            |          |          0x6a5140
                            |          |          0x6a6610
                            |          |          0x6a6650
                            |          |          
                            |          |--3.71%-- 0x42c230
                            |          |          0x42c230
                            |          |          
                            |          |--1.92%-- 0x7f2fc662fb6a
                            |          |          _dl_load_cache_lookup
                            |          |          
                            |          |--1.90%-- 0x7f785dd26f50
                            |          |          __GI__IO_file_open
                            |          |          __fopen_internal
                            |          |          
                            |          |--1.30%-- 0x7f92d36ebec2
                            |          |          __strstr_sse2
                            |          |          
                            |          |--0.99%-- 0x7f04a20383ad
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |           --0.55%-- 0x7f59a3aa3b6a
                            |                     _dl_load_cache_lookup
                            |          
                             --1.58%-- 0xffff88207ffd9e00
                                       __gconv_lookup_cache
                                       0x658858c807eb

     0.04%         19             perf  [kernel.kallsyms]     [k] clear_page_c
                       |
                       --- clear_page_c
                           prep_new_page
                           get_page_from_freelist
                           __alloc_pages_nodemask
                          |          
                          |--93.62%-- alloc_pages_current
                          |          |          
                          |          |--66.52%-- pte_alloc_one
                          |          |          __pte_alloc
                          |          |          copy_pte_range
                          |          |          copy_page_range
                          |          |          dup_mmap
                          |          |          dup_mm
                          |          |          copy_process
                          |          |          do_fork
                          |          |          stub_clone
                          |          |          0x7f2abdcb675f
                          |          |          __libc_fork
                          |          |          _IO_new_proc_open
                          |          |          
                          |           --33.48%-- __get_free_pages
                          |                     |          
                          |                     |--71.95%-- __pud_alloc
                          |                     |          copy_page_range
                          |                     |          dup_mmap
                          |                     |          dup_mm
                          |                     |          copy_process
                          |                     |          do_fork
                          |                     |          stub_clone
                          |                     |          0x7f2abdcb675f
                          |                     |          __libc_fork
                          |                     |          _IO_new_proc_open
                          |                     |          
                          |                      --28.05%-- __pmd_alloc
                          |                                copy_page_range
                          |                                dup_mmap
                          |                                dup_mm
                          |                                copy_process
                          |                                do_fork
                          |                                stub_clone
                          |                                0x7f2abdcb675f
                          |                                __libc_fork
                          |                                _IO_new_proc_open
                          |          
                           --6.38%-- alloc_pages_vma
                                     do_anonymous_page
                                     do_page_fault
                                     page_fault
                                     pipe_read
                                     do_sync_read
                                     vfs_read
                                     sys_read
                                     system_call_fastpath
                                     0x7f2abdcdb5d0
                                     __GI___read
                                     0x7f2abff46000

     0.04%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_get_reclaim_stat_from_page
                         |
                         --- mem_cgroup_get_reclaim_stat_from_page
                            |          
                            |--85.86%-- 0x2
                            |          |          
                            |          |--42.54%-- _int_malloc
                            |          |          (nil)
                            |          |          
                            |          |--28.55%-- bfd_elf64_swap_symbol_in
                            |          |          0x8c8af0
                            |          |          
                            |          |--23.48%-- __GI_memset
                            |          |          
                            |           --5.43%-- __GI___read
                            |                     0xae560f48000069f8
                            |          
                             --14.14%-- update_page_reclaim_stat
                                       ____pagevec_lru_add_fn
                                       pagevec_lru_move_fn
                                       |          
                                       |--77.99%-- __lru_cache_add
                                       |          do_anonymous_page
                                       |          do_page_fault
                                       |          page_fault
                                       |          file_read_actor
                                       |          do_generic_file_read
                                       |          generic_file_aio_read
                                       |          do_sync_read
                                       |          vfs_read
                                       |          sys_read
                                       |          system_call_fastpath
                                       |          0x7fec1c7765d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                        --22.01%-- lru_add_drain
                                                  unmap_region
                                                  do_munmap
                                                  elf_map
                                                  load_elf_interp
                                                  load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  0x7f2abdcb6a57
                                                  0x7f2abdcb6a57

     0.04%          1        addr2line  [kernel.kallsyms]     [k] memcg_check_events
                         |
                         --- memcg_check_events
                            |          
                            |--67.32%-- __mem_cgroup_uncharge_common
                            |          page_remove_rmap
                            |          zap_pte_range
                            |          unmap_page_range
                            |          unmap_vmas
                            |          |          
                            |          |--60.46%-- unmap_region
                            |          |          do_munmap
                            |          |          sys_munmap
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--53.06%-- 0x7f76c2c01c87
                            |          |          |          __munmap
                            |          |          |          
                            |          |           --46.94%-- 0x7fe8ea496c87
                            |          |                     __munmap
                            |          |                     (nil)
                            |          |          
                            |           --39.54%-- exit_mmap
                            |                     mmput
                            |                     exit_mm
                            |                     do_exit
                            |                     do_group_exit
                            |                     sys_exit_group
                            |                     system_call_fastpath
                            |                     0x7f75f29f1a38
                            |          
                             --32.68%-- mem_cgroup_charge_common
                                       do_anonymous_page
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--69.66%-- 0x7f3384e87dc8
                                       |          __GI_memset
                                       |          
                                       |--16.96%-- file_read_actor
                                       |          do_generic_file_read
                                       |          generic_file_aio_read
                                       |          do_sync_read
                                       |          vfs_read
                                       |          sys_read
                                       |          system_call_fastpath
                                       |          0x7f0915fd05d0
                                       |          __GI___read
                                       |          0xae560f48000069f8
                                       |          
                                        --13.38%-- 0x7f754535bdc8
                                                  __GI_memset

     0.04%          1        addr2line  [kernel.kallsyms]     [k] error_entry
                       |
                       --- error_entry
                          |          
                          |--29.30%-- file_read_actor
                          |          do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          |          
                          |          |--60.80%-- 0x7fd167a9d5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--20.06%-- 0x7fdddfd565d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |           --19.14%-- 0x7f59372085d0
                          |                     __GI___read
                          |                     0xae560f48000069f8
                          |          
                          |--13.62%-- 0x7f34200fcb40
                          |          __gconv_read_conf
                          |          __GI_setlocale
                          |          0x402263
                          |          
                          |--9.77%-- 0x7f9054620f7f
                          |          _nl_intern_locale_data
                          |          
                          |--8.03%-- 0x7f20201c4dc8
                          |          __GI_memset
                          |          
                          |--7.35%-- 0x7f7ba9cd28f4
                          |          bfd_elf64_swap_symbol_in
                          |          0x6f5280
                          |          
                          |--7.21%-- 0x7fb269917dc8
                          |          __GI_memset
                          |          
                          |--5.02%-- 0x42a436
                          |          0x42a436
                          |          0x6a6ba0
                          |          
                          |--4.55%-- 0x7f0a753b1bc2
                          |          __strlen_sse2
                          |          
                          |--3.39%-- 0x7fd2aa74e9a9
                          |          do_lookup_x
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--2.98%-- 0x4582c0
                          |          xmalloc
                          |          
                          |--2.81%-- 0x7f4bca8f0780
                          |          __GI_strlen
                          |          _dl_sysdep_start
                          |          
                          |--2.11%-- 0x7f74564883b8
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--1.92%-- 0x7f6b62a3e540
                          |          __GI_sigemptyset
                          |          
                          |--1.73%-- 0x7f068c0835d0
                          |          __GI_fgets_unlocked
                          |          0x3e6e776f6e6b6e
                           --0.21%-- [...]

     0.04%          1        addr2line  libc-2.11.3.so        [.] _nl_find_locale
                       |
                       --- _nl_find_locale
                           __GI_setlocale
                          |          
                          |--64.32%-- set_default_locale
                          |          
                          |--23.88%-- 0x402263
                          |          
                           --11.80%-- 0x453887

     0.04%          1        addr2line  ld-2.11.3.so          [.] _dl_map_object_deps
                       |
                       --- _dl_map_object_deps
                          |          
                          |--95.98%-- dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --4.02%-- _dl_sysdep_start
                                     0x40

     0.04%          1        addr2line  [kernel.kallsyms]     [k] do_last
                         |
                         --- do_last
                             path_openat
                             do_filp_open
                            |          
                            |--60.56%-- do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--35.66%-- 0x7fd3a51b81e0
                            |          |          __GI___open64
                            |          |          
                            |          |--17.28%-- 0x7fc9edfc91e0
                            |          |          __GI___open64
                            |          |          
                            |          |--15.45%-- 0x7ffe40fb21e0
                            |          |          __GI___open64
                            |          |          
                            |          |--10.58%-- 0x7f269262ef57
                            |          |          __open
                            |          |          (nil)
                            |          |          
                            |          |--7.95%-- 0x7f830e83e1e0
                            |          |          __GI___open64
                            |          |          
                            |          |--6.54%-- 0x7fd718b341e0
                            |          |          __GI___open64
                            |          |          
                            |          |--5.70%-- 0x7fbcc7d2a1e0
                            |          |          __GI___open64
                            |          |          
                            |           --0.84%-- 0x7fe502af0f57
                            |                     __open
                            |                     0x6070
                            |          
                             --39.44%-- open_exec
                                       |          
                                       |--69.70%-- do_execve_common
                                       |          sys_execve
                                       |          stub_execve
                                       |          0x7f2abdcb6a57
                                       |          __execve
                                       |          
                                        --30.30%-- load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  |          
                                                  |--62.88%-- 0x7f2abdcb6a57
                                                  |          __execve
                                                  |          
                                                   --37.12%-- 0x7f3a1d124a57
                                                             __execve
                                                             0x6a6a60
                                                             0x6a6ac0
                                                             0x6a6b20
                                                             0x6a6ba0

     0.04%          1        addr2line  [kernel.kallsyms]     [k] error_exit
                         |
                         --- error_exit
                            |          
                            |--23.27%-- file_read_actor
                            |          do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          0x7ff87bc055d0
                            |          __GI___read
                            |          0xae560f48000069f8
                            |          
                            |--17.76%-- 0x7fe5ac6b711b
                            |          check_match.12097
                            |          
                            |--12.90%-- 0x7fb2b2f423b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--8.12%-- 0x7fb3bb29ddc8
                            |          __GI_memset
                            |          
                            |--7.76%-- 0x7f94a6d32398
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--7.23%-- 0x7f7c2b0459d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--5.17%-- 0x7f1f2b3ff9d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--5.11%-- 0x430000
                            |          copy_word_list
                            |          0x6a6430
                            |          0x6a6470
                            |          0x6a6540
                            |          0x6a65a0
                            |          
                            |--4.82%-- 0x7fd9d1d7c9d3
                            |          _int_malloc
                            |          (nil)
                            |          
                            |--4.34%-- 0x455a00
                            |          do_redirections
                            |          (nil)
                            |          
                            |--3.01%-- 0x7fb7352c23b8
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                             --0.51%-- 0x7f9aad4a63b8
                                       _dl_relocate_object
                                       dl_main
                                       _dl_sysdep_start
                                       0x40

     0.04%          3         postgres  [kernel.kallsyms]     [k] fsnotify_access
                   |
                   --- fsnotify_access
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.04%          3         postgres  postgres              [.] heap_compute_data_size
                   |
                   --- heap_compute_data_size
                       heap_form_minimal_tuple
                       ExecFetchSlotMinimalTuple
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.04%          3         postgres  [kernel.kallsyms]     [k] __set_page_dirty_no_writeback
                   |
                   --- __set_page_dirty_no_writeback
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.04%          3         postgres  [kernel.kallsyms]     [k] find_or_create_page
                   |
                   --- find_or_create_page
                       0xffffffffa04b58f7
                       0xffffffffa052d479
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.04%          3         postgres  [kernel.kallsyms]     [k] rw_verify_area
                   |
                   --- rw_verify_area
                      |          
                      |--99.76%-- vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                       --0.24%-- [...]

     0.04%          3         postgres  [kernel.kallsyms]     [k] fget_light
                   |
                   --- fget_light
                      |          
                      |--99.79%-- sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                       --0.21%-- [...]

     0.04%          1        addr2line  [kernel.kallsyms]     [k] __mem_cgroup_try_charge
                       |
                       --- __mem_cgroup_try_charge
                           mem_cgroup_charge_common
                          |          
                          |--94.21%-- do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--51.64%-- file_read_actor
                          |          |          do_generic_file_read
                          |          |          generic_file_aio_read
                          |          |          do_sync_read
                          |          |          vfs_read
                          |          |          sys_read
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--47.52%-- 0x7f9ae11045d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |          |--30.57%-- 0x7fd02534a5d0
                          |          |          |          __GI___read
                          |          |          |          0xae560f48000069f8
                          |          |          |          
                          |          |           --21.90%-- 0x7f42b73b55d0
                          |          |                     __GI___read
                          |          |                     0xae560f48000069f8
                          |          |          
                          |          |--27.98%-- 0x7fefd78279d3
                          |          |          _int_malloc
                          |          |          (nil)
                          |          |          
                          |          |--7.49%-- 0x7fb939ba9dc8
                          |          |          __GI_memset
                          |          |          
                          |          |--5.21%-- create_elf_tables
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          0x7f2abdcb6a57
                          |          |          0x7f2abdcb6a57
                          |          |          
                          |          |--3.77%-- 0x7eff79628dc8
                          |          |          __GI_memset
                          |          |          
                          |          |--3.26%-- 0x7f09167708f4
                          |          |          bfd_elf64_swap_symbol_in
                          |          |          0x7bd60e
                          |          |          
                          |           --0.65%-- 0x7f1a3800656e
                          |                     _int_realloc
                          |                     0x20341
                          |          
                          |--5.58%-- __do_fault
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--36.02%-- clear_user
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          0x7f2abdcb6a57
                          |          |          0x7f2abdcb6a57
                          |          |          
                          |          |--35.20%-- 0x7f9a948c63b8
                          |          |          _dl_relocate_object
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          0x40
                          |          |          
                          |           --28.78%-- 0x7fe6933cfec6
                          |                     memset
                          |                     _dl_map_object
                          |                     0x6d6574646b6d0036
                           --0.21%-- [...]

     0.04%          3         postgres  libc-2.11.3.so        [.] __GI___isinf
                   |
                   --- __GI___isinf
                      |          
                      |--66.74%-- ExecMakeFunctionResultNoSets
                      |          ExecMakeFunctionResultNoSets
                      |          ExecProject
                      |          advance_aggregates
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --33.26%-- advance_transition_function
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.04%          3         postgres  [kernel.kallsyms]     [k] blk_start_plug
                   |
                   --- blk_start_plug
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.04%          3         postgres  [kernel.kallsyms]     [k] get_vma_policy
                   |
                   --- get_vma_policy
                       alloc_pages_vma
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                      |          
                      |--66.61%-- 0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --33.39%-- 0xffffffffa0553f90
                                 0xffffffffa05715f4
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.04%          3         postgres  [kernel.kallsyms]     [k] error_exit
                   |
                   --- error_exit
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.04%          3         postgres  [kernel.kallsyms]     [k] mem_cgroup_cache_charge
                   |
                   --- mem_cgroup_cache_charge
                      |          
                      |--66.62%-- shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --33.38%-- add_to_page_cache_locked
                                 add_to_page_cache
                                 add_to_page_cache_lru
                                 read_pages
                                 __do_page_cache_readahead
                                 force_page_cache_readahead
                                 sys_fadvise64_64
                                 system_call_fastpath
                                 0x7fb873db9e5d
                                 posix_fadvise

     0.04%          3         postgres  [kernel.kallsyms]     [k] add_to_page_cache_locked
                   |
                   --- add_to_page_cache_locked
                       add_to_page_cache
                       add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.04%          3         postgres  [kernel.kallsyms]     [k] alloc_pages_vma
                   |
                   --- alloc_pages_vma
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.04%          3         postgres  [kernel.kallsyms]     [k] pagevec_lru_move_fn
                   |
                   --- pagevec_lru_move_fn
                       __lru_cache_add
                      |          
                      |--66.83%-- add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --33.17%-- shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.04%          3         postgres  [kernel.kallsyms]     [k] handle_pte_fault
                   |
                   --- handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.04%          3         postgres  [kernel.kallsyms]     [k] next_zones_zonelist
                   |
                   --- next_zones_zonelist
                       __alloc_pages_nodemask
                      |          
                      |--66.48%-- alloc_pages_current
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --33.52%-- alloc_pages_vma
                                 shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.04%          3         postgres  postgres              [.] FileRead
                   |
                   --- FileRead
                       mdread
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.04%          1             psql  [kernel.kallsyms]     [k] align_addr
                       |
                       --- align_addr
                           arch_get_unmapped_area_topdown
                           get_unmapped_area
                           do_mmap_pgoff
                           sys_mmap_pgoff
                           system_call_fastpath
                           0x7ffe44a561da
                           mmap

     0.04%          3         postgres  [kernel.kallsyms]     [k] common_file_perm
                   |
                   --- common_file_perm
                       security_file_permission
                       rw_verify_area
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.04%          1        addr2line  bash                  [.] xstrchr
                         |
                         --- xstrchr

     0.04%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_uncharge_page
                       |
                       --- mem_cgroup_uncharge_page
                           page_remove_rmap
                           zap_pte_range
                           unmap_page_range
                           unmap_vmas
                          |          
                          |--66.56%-- unmap_region
                          |          do_munmap
                          |          sys_munmap
                          |          system_call_fastpath
                          |          |          
                          |          |--36.38%-- 0x7f3b8fd66c87
                          |          |          __munmap
                          |          |          
                          |          |--27.62%-- 0x7fbabec05c87
                          |          |          __munmap
                          |          |          
                          |          |--21.82%-- 0x7ffd91790c87
                          |          |          __munmap
                          |          |          
                          |           --14.18%-- 0x7fbaf8b1fc87
                          |                     __munmap
                          |          
                           --33.44%-- exit_mmap
                                     mmput
                                     |          
                                     |--94.53%-- exit_mm
                                     |          do_exit
                                     |          do_group_exit
                                     |          sys_exit_group
                                     |          system_call_fastpath
                                     |          |          
                                     |          |--55.14%-- 0x7fbea90e5a38
                                     |          |          
                                     |           --44.86%-- 0x7f5e5ed37a38
                                     |          
                                      --5.47%-- exec_mmap
                                                flush_old_exec
                                                load_elf_binary
                                                search_binary_handler
                                                do_execve_common
                                                sys_execve
                                                stub_execve
                                                0x7f2abdcb6a57
                                                __execve

     0.04%          1        addr2line  [kernel.kallsyms]     [k] _cond_resched
                       |
                       --- _cond_resched
                          |          
                          |--55.18%-- do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          |          
                          |          |--43.89%-- 0x7f4bd1c2f5d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--42.27%-- 0x7f294e1735d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |          |--10.02%-- 0x7fc5680e45d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |           --3.81%-- 0x7fb2bd7c25d0
                          |                     __GI___read
                          |                     0x7b0930
                          |          
                          |--26.53%-- __GI___read
                          |          0xae560f48000069f8
                          |          
                          |--14.83%-- clear_huge_page
                          |          __do_huge_pmd_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          file_read_actor
                          |          do_generic_file_read
                          |          generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          0x7fea7b47d5d0
                          |          __GI___read
                          |          0xae560f48000069f8
                          |          
                           --3.46%-- unmap_page_range
                                     unmap_vmas
                                     exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.04%          3         postgres  postgres              [.] heap_page_prune_opt
                   |
                   --- heap_page_prune_opt
                      |          
                      |--71.67%-- BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --28.33%-- ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.04%          1        addr2line  bash                  [.] 0x2b223         
                       |
                       --- 0x42bf1e

                       |
                       --- 0x42a436
                           0x6a6a60
                           0x6a6ac0
                           0x6a6b20
                           0x6a6ba0

                       |
                       --- 0x423aa1
                           0x706f745300656e6f

                       |
                       --- 0x42bf72

                       |
                       --- 0x42bf5f

                       |
                       --- 0x42bf83

                       |
                       --- 0x42b223

                       |
                       --- 0x42beff

                       |
                       --- 0x423aec
                           0x6f6974617475706d

                       |
                       --- 0x42bf58

                       |
                       --- 0x42b22e

                       |
                       --- 0x42bf6f

     0.04%         46          swapper  [kernel.kallsyms]     [k] menu_select
                    |
                    --- menu_select
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.03%          1        addr2line  ld-2.11.3.so          [.] _dl_map_object_from_fd
                       |
                       --- _dl_map_object_from_fd
                          |          
                          |--96.75%-- _dl_map_object
                          |          |          
                          |          |--39.15%-- 0x6f732e312e33322e
                          |          |          
                          |          |--22.33%-- 0x352e6f732e7365
                          |          |          
                          |          |--21.93%-- 0x6469757465730036
                          |          |          
                          |          |--7.06%-- 0x352e6f732e656e69
                          |          |          
                          |          |--3.85%-- 0x6f6c636c6400322e
                          |          |          
                          |          |--2.98%-- 0x6d6574646b6d0036
                          |          |          
                          |           --2.70%-- 0x2e7a62696c00322e
                          |          
                          |--2.17%-- 0x6469757465730036
                          |          
                           --1.08%-- 0x352e6f732e656e69

     0.03%          3         postgres  postgres              [.] smgrread
                   |
                   --- smgrread
                      |          
                      |--63.12%-- ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --36.88%-- ReadBuffer_common
                                 ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.03%          1        addr2line  bash                  [.] xmalloc
                         |
                         --- xmalloc

     0.03%          1          objdump  [kernel.kallsyms]     [k] copy_page_c
                    |
                    --- copy_page_c
                       |          
                       |--93.83%-- __do_fault
                       |          handle_pte_fault
                       |          do_page_fault
                       |          page_fault
                       |          |          
                       |          |--31.69%-- 0x7fd44c2f53b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--18.53%-- 0x7f68ae3233b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--17.00%-- 0x7f99ea0133b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--6.40%-- 0x7f43a569d3b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--5.69%-- 0x7fce127de3b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--5.52%-- 0x7ffd5a3023b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--5.51%-- 0x7f6d9890e3b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |          |--5.11%-- 0x7f08a53863b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |           --4.55%-- 0x7fe8aae5d3b8
                       |                     _dl_relocate_object
                       |                     dl_main
                       |                     _dl_sysdep_start
                       |                     0x40
                       |          
                        --6.17%-- do_wp_page
                                  handle_pte_fault
                                  do_page_fault
                                  page_fault
                                  0x7f802cf00866
                                  _dl_relocate_object
                                  dl_main
                                  _dl_sysdep_start
                                  0x40

     0.03%         20             perf  [kernel.kallsyms]     [k] dup_mmap
                       |
                       --- dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.03%          1        addr2line  [kernel.kallsyms]     [k] __pagevec_free
                       |
                       --- __pagevec_free
                          |          
                          |--85.19%-- release_pages
                          |          |          
                          |          |--99.75%-- free_pages_and_swap_cache
                          |          |          tlb_flush_mmu
                          |          |          tlb_finish_mmu
                          |          |          |          
                          |          |          |--91.55%-- unmap_region
                          |          |          |          do_munmap
                          |          |          |          sys_munmap
                          |          |          |          system_call_fastpath
                          |          |          |          |          
                          |          |          |          |--41.38%-- 0x7f4508bacc87
                          |          |          |          |          __munmap
                          |          |          |          |          
                          |          |          |          |--28.74%-- 0x7fd025354c87
                          |          |          |          |          __munmap
                          |          |          |          |          
                          |          |          |          |--15.59%-- 0x7f11e8be8c87
                          |          |          |          |          __munmap
                          |          |          |          |          
                          |          |          |          |--10.50%-- 0x7fa0eb675c87
                          |          |          |          |          __munmap
                          |          |          |          |          
                          |          |          |           --3.79%-- 0x7f0851ff3c87
                          |          |          |                     __munmap
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |                     0x7f08528c3010
                          |          |          |          
                          |          |           --8.45%-- exit_mmap
                          |          |                     mmput
                          |          |                     exec_mmap
                          |          |                     flush_old_exec
                          |          |                     load_elf_binary
                          |          |                     search_binary_handler
                          |          |                     do_execve_common
                          |          |                     sys_execve
                          |          |                     stub_execve
                          |          |                     |          
                          |          |                     |--89.55%-- 0x7f2abdcb6a57
                          |          |                     |          __execve
                          |          |                     |          
                          |          |                      --10.45%-- 0x7ff34e53fa57
                          |          |                                __execve
                          |           --0.25%-- [...]
                          |          
                           --14.81%-- 0xe
                                     __munmap

     0.03%          1        addr2line  [kernel.kallsyms]     [k] vm_normal_page
                       |
                       --- vm_normal_page
                          |          
                          |--99.06%-- zap_pte_range
                          |          unmap_page_range
                          |          unmap_vmas
                          |          exit_mmap
                          |          mmput
                          |          |          
                          |          |--51.89%-- exit_mm
                          |          |          do_exit
                          |          |          do_group_exit
                          |          |          sys_exit_group
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--62.89%-- 0x7f183de1aa38
                          |          |          |          
                          |          |          |--27.99%-- 0x7ff10480fa38
                          |          |          |          
                          |          |           --9.11%-- 0x7ffe461a4a38
                          |          |          
                          |           --48.11%-- exec_mmap
                          |                     flush_old_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     |          
                          |                     |--98.92%-- 0x7f2abdcb6a57
                          |                     |          __execve
                          |                     |          
                          |                      --1.08%-- 0x7fbd4bfc4a57
                          |                                __execve
                          |          
                           --0.94%-- 0x5810f8900
                                     __execve

     0.03%          1        addr2line  [kernel.kallsyms]     [k] mmap_region
                         |
                         --- mmap_region
                            |          
                            |--93.03%-- sys_mmap_pgoff
                            |          system_call_fastpath
                            |          |          
                            |          |--22.83%-- 0x7f893897fc5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--12.64%-- 0x7fda4fef8c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--12.20%-- 0x7ff34ec6b1da
                            |          |          mmap
                            |          |          
                            |          |--8.58%-- 0x7fee8ebb1c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--8.22%-- 0x7f36da9cfc5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--6.10%-- 0x7fe45cdcdc5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--4.41%-- 0x7fb83810cc5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.91%-- 0x7f4449f151da
                            |          |          mmap
                            |          |          0x6980
                            |          |          
                            |          |--3.83%-- 0x7fb02a5121da
                            |          |          mmap
                            |          |          0x6980
                            |          |          
                            |          |--3.59%-- 0x7f25ca7dcc5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.34%-- 0x7f65ed591c5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.21%-- 0x7f5bd166ec5a
                            |          |          __GI_mmap64
                            |          |          
                            |          |--3.02%-- 0x7f0eeb2b91da
                            |          |          mmap
                            |          |          0x298000
                            |          |          
                            |          |--2.75%-- 0x7f2ff49ca1da
                            |          |          mmap
                            |          |          
                            |          |--0.71%-- 0x7f74a9c0a1da
                            |          |          mmap
                            |          |          0x2000
                            |          |          
                            |           --0.65%-- 0x7f0ad48891da
                            |                     mmap
                            |          
                             --6.97%-- elf_map
                                       |          
                                       |--62.77%-- load_elf_interp
                                       |          load_elf_binary
                                       |          search_binary_handler
                                       |          do_execve_common
                                       |          sys_execve
                                       |          stub_execve
                                       |          |          
                                       |          |--89.09%-- 0x7f2abdcb6a57
                                       |          |          0x7f2abdcb6a57
                                       |          |          
                                       |           --10.91%-- 0x7fcc06ba3a57
                                       |                     0x7fcc06ba3a57
                                       |          
                                        --37.23%-- load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  0x7fb2b2821a57
                                                  0x7fb2b2821a57

     0.03%          3         postgres  [kernel.kallsyms]     [k] read_pages
                   |
                   --- read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.03%          1        addr2line  [kernel.kallsyms]     [k] unlock_page
                         |
                         --- unlock_page
                            |          
                            |--99.70%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--17.51%-- 0x7fc91bb93e51
                            |          |          _dl_load_cache_lookup
                            |          |          0x6f732e312e33322e
                            |          |          
                            |          |--11.83%-- 0x7f5ecb26abb8
                            |          |          _dl_lookup_symbol_x
                            |          |          _dl_fixup
                            |          |          
                            |          |--9.51%-- 0x7f07d5922d00
                            |          |          __strlen_sse42
                            |          |          
                            |          |--8.77%-- 0x7f29b01e8120
                            |          |          ptmalloc_init
                            |          |          
                            |          |--7.38%-- 0x7f273227ab6a
                            |          |          _dl_load_cache_lookup
                            |          |          
                            |          |--6.26%-- 0x7f910360d42e
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--5.51%-- 0x7f343905f7e7
                            |          |          __gconv_lookup_cache
                            |          |          0x658858c807eb
                            |          |          
                            |          |--5.19%-- 0x44d34c
                            |          |          bash_history_reinit
                            |          |          
                            |          |--3.74%-- 0x7f14a7552aa0
                            |          |          __cxa_atexit_internal
                            |          |          
                            |          |--3.12%-- 0x7f38377f8ae4
                            |          |          _nl_find_locale
                            |          |          __GI_setlocale
                            |          |          0x402263
                            |          |          
                            |          |--3.11%-- 0x7f8459ac2f70
                            |          |          bfd_seek
                            |          |          0x7fff1c009313
                            |          |          
                            |          |--3.04%-- 0x7f37477ffac0
                            |          |          __GI___strtoll_internal
                            |          |          _IO_vsscanf
                            |          |          0x4174ee
                            |          |          
                            |          |--2.83%-- 0x7f72e7fce398
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.74%-- 0x7f989456d3ad
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--2.64%-- 0x7ffacc35cf7f
                            |          |          _nl_intern_locale_data
                            |          |          
                            |          |--2.41%-- 0x7f4fd14f09f0
                            |          |          _dl_sysdep_start
                            |          |          _dl_start_user
                            |          |          
                            |          |--1.80%-- 0x7fa10265e3e8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.85%-- 0x7f80c3784120
                            |          |          _dl_start
                            |          |          
                            |          |--0.82%-- 0x7fba200e23b8
                            |          |          _dl_relocate_object
                            |          |          dl_main
                            |          |          _dl_sysdep_start
                            |          |          0x40
                            |          |          
                            |          |--0.68%-- 0x7fe7bccba9d3
                            |          |          _dl_check_map_versions
                            |          |          _dl_check_all_versions
                            |           --0.26%-- [...]
                             --0.30%-- [...]

     0.03%          1        addr2line  libc-2.11.3.so        [.] __strcpy_sse2
                         |
                         --- __strcpy_sse2

     0.03%          1        addr2line  libbfd-2.23.1.so      [.] realloc@plt
                       |
                       --- realloc@plt

     0.03%          1          objdump  [kernel.kallsyms]     [k] get_page_from_freelist
                    |
                    --- get_page_from_freelist
                        __alloc_pages_nodemask
                        alloc_pages_vma
                        do_anonymous_page
                        do_page_fault
                        page_fault
                       |          
                       |--69.04%-- file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--44.70%-- 0x7fa14f0185d0
                       |          |          __GI___read
                       |          |          0x7d00000000000
                       |          |          
                       |          |--37.96%-- 0x7fce116e35d0
                       |          |          __GI___read
                       |          |          0x2f2e2e2f2e2e2f2e
                       |          |          
                       |           --17.35%-- 0x7fc2003af5d0
                       |                     __GI___read
                       |                     0xffffbe000001b685
                       |          
                        --30.96%-- 0x7f48733148d4
                                  __new_exitfn

     0.03%          1             grep  libc-2.11.3.so        [.] __strncmp_sse42
                       |
                       --- __strncmp_sse42

     0.03%          3         postgres  libc-2.11.3.so        [.] posix_fadvise
                   |
                   --- posix_fadvise
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          1        addr2line  [kernel.kallsyms]     [k] unlink_anon_vmas
                       |
                       --- unlink_anon_vmas
                           free_pgtables
                          |          
                          |--75.39%-- exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--61.35%-- 0x7f2abdcb6a57
                          |          |          __execve
                          |          |          
                          |          |--37.82%-- 0x7fa475f9fa57
                          |          |          __execve
                          |          |          
                          |           --0.83%-- 0x7fa72f41ca57
                          |                     __execve
                          |          
                           --24.61%-- unmap_region
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     |          
                                     |--61.94%-- 0x7f65ed591c87
                                     |          __munmap
                                     |          
                                     |--25.05%-- 0x7fbdbf420c87
                                     |          __munmap
                                     |          (nil)
                                     |          
                                      --13.01%-- 0x7f086ac74c87
                                                __munmap
                                                0x7f086b544010
                                                0x7f086b544010
                                                0x7f086b544010
                                                0x7f086b544010
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                                                0x7f086b544010
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                                                0x7f086b544010
                                                0x7f086b544010
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                                                0x7f086b544010
                                                0x7f086b544010
                                                0x7f086b544010
                                                0x7f086b544010

     0.03%          3         postgres  [kernel.kallsyms]     [k] update_page_reclaim_stat
                   |
                   --- update_page_reclaim_stat
                       ____pagevec_lru_add_fn
                       pagevec_lru_move_fn
                       __lru_cache_add
                      |          
                      |--57.69%-- add_to_page_cache_lru
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --42.31%-- shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.03%          1           expand  libc-2.11.3.so        [.] wcwidth
                     |
                     --- wcwidth

     0.03%          1          objdump  [kernel.kallsyms]     [k] free_hot_cold_page
                    |
                    --- free_hot_cold_page
                        __pagevec_free
                        release_pages
                        free_pages_and_swap_cache
                        tlb_flush_mmu
                        tlb_finish_mmu
                       |          
                       |--64.10%-- unmap_region
                       |          do_munmap
                       |          sys_munmap
                       |          system_call_fastpath
                       |          |          
                       |          |--55.15%-- 0x7fd0a7e96c87
                       |          |          __munmap
                       |          |          
                       |           --44.85%-- 0x7f08a4295c87
                       |                     __munmap
                       |          
                        --35.90%-- exit_mmap
                                  mmput
                                  exit_mm
                                  do_exit
                                  do_group_exit
                                  sys_exit_group
                                  system_call_fastpath
                                  0x7f6d8d5f7a38

     0.03%          1        addr2line  [kernel.kallsyms]     [k] __tlb_remove_page
                       |
                       --- __tlb_remove_page
                          |          
                          |--55.01%-- zap_pte_range
                          |          unmap_page_range
                          |          unmap_vmas
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--89.14%-- 0x7f2abdcb6a57
                          |          |          __execve
                          |          |          
                          |          |--6.77%-- 0x7f725516da57
                          |          |          __execve
                          |          |          
                          |           --4.09%-- 0x7f684bb1ba57
                          |                     __execve
                          |          
                          |--27.94%-- 0x74fd2040
                          |          
                          |--15.10%-- 0x1
                          |          __munmap
                          |          
                          |--0.92%-- ___pmd_free_tlb
                          |          free_pgd_range
                          |          free_pgtables
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                          |--0.52%-- ___pud_free_tlb
                          |          free_pgd_range
                          |          free_pgtables
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7fec261d3a57
                          |          __execve
                          |          
                           --0.51%-- 0x6810f8900
                                     __execve

     0.03%          2     kworker/10:1  [kernel.kallsyms]     [k] worker_thread
               |
               --- worker_thread
                   kthread
                   kernel_thread_helper

     0.03%         12             perf  [kernel.kallsyms]     [k] page_fault
                       |
                       --- page_fault
                          |          
                          |--35.91%-- 0x7f2abdc87623
                          |          _int_malloc
                          |          0x81
                          |          
                          |--19.36%-- pipe_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          0x7f2abdcdb5d0
                          |          __GI___read
                          |          |          
                          |           --100.00%-- 0x7f2abff46000
                          |          
                          |--15.74%-- 0x7f2abdc848a6
                          |          malloc_consolidate
                          |          |          
                          |          |--76.87%-- 0x90
                          |          |          
                          |           --23.13%-- 0x80
                          |          
                          |--11.39%-- 0x44c8ea
                          |          rb_insert_color
                          |          
                          |--6.01%-- 0x7f2abdc76675
                          |          _IO_new_proc_open
                          |          _IO_new_proc_open
                          |          
                          |--4.84%-- 0x440533
                          |          0x440533
                          |          
                          |--4.46%-- 0x44118a
                          |          symbol__annotate
                          |          0x7f2abff463f7
                          |          
                           --2.28%-- 0x7f2abdc92771
                                     __GI_memcpy
                                     0x7f2abff467c0

     0.03%          1          objdump  [kernel.kallsyms]     [k] page_add_new_anon_rmap
                    |
                    --- page_add_new_anon_rmap
                       |          
                       |--86.13%-- do_anonymous_page
                       |          do_page_fault
                       |          page_fault
                       |          |          
                       |          |--55.94%-- file_read_actor
                       |          |          do_generic_file_read
                       |          |          generic_file_aio_read
                       |          |          do_sync_read
                       |          |          vfs_read
                       |          |          sys_read
                       |          |          system_call_fastpath
                       |          |          |          
                       |          |          |--50.25%-- 0x7f8c4234f5d0
                       |          |          |          __GI___read
                       |          |          |          0xae560f48000069f8
                       |          |          |          
                       |          |           --49.75%-- 0x7fb60e6e15d0
                       |          |                     __GI___read
                       |          |                     0xffffbe000001b685
                       |          |          
                       |           --44.06%-- 0x7f739ab1b9d3
                       |                     _int_malloc
                       |                     (nil)
                       |          
                        --13.87%-- __do_fault
                                  handle_pte_fault
                                  do_page_fault
                                  page_fault
                                  |          
                                  |--66.62%-- 0x7f7f188173b8
                                  |          _dl_relocate_object
                                  |          dl_main
                                  |          _dl_sysdep_start
                                  |          0x40
                                  |          
                                   --33.38%-- 0x7f7ef0d6b3b8
                                             _dl_relocate_object
                                             dl_main
                                             _dl_sysdep_start
                                             0x40

     0.03%          1        addr2line  libc-2.11.3.so        [.] __strcasecmp
                         |
                         --- __strcasecmp
                            |          
                            |--66.03%-- 0x698941
                            |          0x4f53492e4b445f61
                            |          
                            |--12.70%-- 0x1
                            |          
                            |--8.14%-- 0x698ae6
                            |          0x53492e54495f7469
                            |          
                            |--7.22%-- 0x6988df
                            |          0x4f53492e4f4e5f62
                            |          
                             --5.92%-- 0x698b00
                                       0x652e504a5f616a00

     0.03%          1        addr2line  libc-2.11.3.so        [.] __strchrnul
                         |
                         --- __strchrnul
                            |          
                            |--92.54%-- __GI___vsprintf_chk
                            |          
                             --7.46%-- __GI___vsnprintf_chk
                                       (nil)

     0.03%          1        addr2line  [kernel.kallsyms]     [k] do_mmap_pgoff
                         |
                         --- do_mmap_pgoff
                             sys_mmap_pgoff
                             system_call_fastpath
                            |          
                            |--76.00%-- 0x7f801b807c5a
                            |          __GI_mmap64
                            |          
                            |--6.75%-- 0x7f6156e971da
                            |          mmap
                            |          0x298000
                            |          
                            |--6.01%-- 0x7f1a6f1561da
                            |          mmap
                            |          0x2000
                            |          
                            |--5.43%-- 0x7f39a4e5cc5a
                            |          __GI_mmap64
                            |          
                            |--3.17%-- 0x7fc589c83c5a
                            |          __GI_mmap64
                            |          
                             --2.62%-- 0x7fc558b3cc5a
                                       __GI_mmap64

     0.03%          3         postgres  [kernel.kallsyms]     [k] native_read_tsc
                   |
                   --- native_read_tsc
                       read_tsc
                       getnstimeofday
                       0xffffffffa04a8d10
                      |          
                      |--53.79%-- 0xffffffffa052cab3
                      |          0xffffffffa059f09d
                      |          0xffffffffa05a18a9
                      |          0xffffffffa05a1a2d
                      |          0xffffffffa04b565a
                      |          read_pages
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --46.21%-- 0xffffffffa0554b33
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.03%          1        addr2line  [kernel.kallsyms]     [k] remove_vma
                       |
                       --- remove_vma
                          |          
                          |--67.56%-- exit_mmap
                          |          mmput
                          |          |          
                          |          |--57.81%-- exit_mm
                          |          |          do_exit
                          |          |          do_group_exit
                          |          |          sys_exit_group
                          |          |          system_call_fastpath
                          |          |          0x7ff5f70c9a38
                          |          |          
                          |           --42.19%-- exec_mmap
                          |                     flush_old_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     __execve
                          |          
                           --32.44%-- do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     0x7f6b3666dc87
                                     __munmap
                                     (nil)

     0.03%          1        addr2line  [kernel.kallsyms]     [k] prio_tree_insert
                         |
                         --- prio_tree_insert
                             vma_prio_tree_insert
                            |          
                            |--97.62%-- vma_link
                            |          mmap_region
                            |          |          
                            |          |--53.22%-- elf_map
                            |          |          |          
                            |          |          |--94.04%-- load_elf_binary
                            |          |          |          search_binary_handler
                            |          |          |          do_execve_common
                            |          |          |          sys_execve
                            |          |          |          stub_execve
                            |          |          |          |          
                            |          |          |          |--80.19%-- 0x7fc92734ca57
                            |          |          |          |          0x7fc92734ca57
                            |          |          |          |          
                            |          |          |           --19.81%-- 0x7f2abdcb6a57
                            |          |          |                     0x7f2abdcb6a57
                            |          |          |          
                            |          |           --5.96%-- load_elf_interp
                            |          |                     load_elf_binary
                            |          |                     search_binary_handler
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     0x7f2abdcb6a57
                            |          |                     0x7f2abdcb6a57
                            |          |          
                            |           --46.78%-- sys_mmap_pgoff
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--82.48%-- 0x7f40a37fa1da
                            |                     |          mmap
                            |                     |          0x15000
                            |                     |          
                            |                     |--15.55%-- 0x7f21a2e3ac5a
                            |                     |          __GI_mmap64
                            |                     |          
                            |                      --1.97%-- 0x7f72e7fd91da
                            |                                mmap
                            |                                0x39000
                            |          
                             --2.38%-- vma_adjust
                                       __split_vma
                                       mprotect_fixup
                                       sys_mprotect
                                       system_call_fastpath
                                       |          
                                       |--68.19%-- 0x7f09eeba8237
                                       |          __mprotect
                                       |          0x39000
                                       |          
                                        --31.81%-- 0x7fd83f3d4237
                                                  __mprotect
                                                  0x7fd83f3d77dd

     0.03%          1               sh  libc-2.11.3.so        [.] __gconv_transform_utf8_internal
                         |
                         --- __gconv_transform_utf8_internal
                            |          
                            |--33.55%-- 0x636600652d43782d
                            |          
                            |--21.91%-- 0x476f2a
                            |          
                            |--20.12%-- 0x756265642e2f6b72
                            |          
                            |--17.39%-- 0xff00000000
                            |          
                            |--4.10%-- 0x75622e2f67756265
                            |          
                             --2.93%-- 0xa00007fff

     0.03%         13             perf  libc-2.11.3.so        [.] _int_malloc
                       |
                       --- _int_malloc
                          |          
                          |--31.29%-- 0x91
                          |          
                          |--26.51%-- 0x7f2abdf81f68
                          |          0x1636170
                          |          0x71
                          |          
                          |--12.86%-- 0x79735f7761720077
                          |          
                          |--9.86%-- 0x7f2abff465f7
                          |          
                          |--7.17%-- 0x121
                          |          
                          |--6.45%-- 0x7f2abdf81ef8
                          |          0x1401dd0
                          |          0x1c5d1
                          |          
                          |--3.09%-- 0xa1
                          |          
                          |--2.37%-- 0x7f2abff46ca4
                           --0.40%-- [...]

     0.03%          1               sh  ld-2.11.3.so          [.] _dl_relocate_object
                         |
                         --- _dl_relocate_object
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.03%          1        addr2line  libc-2.11.3.so        [.] __GI___mempcpy
                         |
                         --- __GI___mempcpy
                            |          
                            |--54.43%-- _nl_find_locale
                            |          __GI_setlocale
                            |          |          
                            |          |--59.54%-- 0x402263
                            |          |          
                            |           --40.46%-- set_default_locale
                            |          
                            |--40.05%-- 0x6b636f6c42656572
                            |          
                             --5.52%-- 0x7f844362b7c6

     0.03%          1             grep  [kernel.kallsyms]     [k] find_busiest_group
                         |
                         --- find_busiest_group
                             load_balance
                             idle_balance
                             thread_return
                             pipe_wait
                             pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f034e3db5d0
                             __GI___read

     0.03%          1        addr2line  libbfd-2.23.1.so      [.] _bfd_elf_make_section_from_shdr
                         |
                         --- _bfd_elf_make_section_from_shdr
                            |          
                            |--38.17%-- 0x7fff033e4313
                            |          
                            |--33.85%-- 0x7fff13aa2313
                            |          
                            |--13.16%-- 0x7fff30865313
                            |          
                            |--6.60%-- 0x7fff0e169313
                            |          
                            |--4.42%-- 0x7fff1cfb1313
                            |          
                             --3.80%-- 0x7fff8d5f3313

     0.03%          1        addr2line  [kernel.kallsyms]     [k] __memcpy
                         |
                         --- __memcpy
                            |          
                            |--77.08%-- prepend
                            |          prepend_path
                            |          d_path
                            |          perf_event_mmap_event
                            |          perf_event_mmap
                            |          |          
                            |          |--95.35%-- mmap_region
                            |          |          |          
                            |          |          |--60.60%-- sys_mmap_pgoff
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--32.57%-- 0x7f5b81dddc5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--31.38%-- 0x7fa471344c5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--13.50%-- 0x7f67c8675c5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--8.63%-- 0x7f76dc6f9c5a
                            |          |          |          |          __GI_mmap64
                            |          |          |          |          
                            |          |          |          |--7.01%-- 0x7f9f1e41e1da
                            |          |          |          |          mmap
                            |          |          |          |          0x2000
                            |          |          |          |          
                            |          |          |           --6.92%-- 0x7fbba1d791da
                            |          |          |                     mmap
                            |          |          |                     0x6980
                            |          |          |          
                            |          |           --39.40%-- elf_map
                            |          |                     load_elf_interp
                            |          |                     load_elf_binary
                            |          |                     search_binary_handler
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     0x7fc614b58a57
                            |          |                     0x7fc614b58a57
                            |          |          
                            |           --4.65%-- mprotect_fixup
                            |                     sys_mprotect
                            |                     system_call_fastpath
                            |                     0x7f52ce86d237
                            |                     __mprotect
                            |                     0x7f52cea74fe8
                            |                     (nil)
                            |          
                            |--11.16%-- cache_alloc_refill
                            |          kmem_cache_alloc
                            |          |          
                            |          |--64.90%-- __split_vma
                            |          |          do_munmap
                            |          |          mmap_region
                            |          |          sys_mmap_pgoff
                            |          |          system_call_fastpath
                            |          |          0x7f2d136e61da
                            |          |          mmap
                            |          |          0x39000
                            |          |          
                            |           --35.10%-- get_empty_filp
                            |                     path_openat
                            |                     do_filp_open
                            |                     do_sys_open
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--77.27%-- 0x7f001c7fa1e0
                            |                     |          __GI___open64
                            |                     |          
                            |                      --22.73%-- 0x7fdb49c791e0
                            |                                __GI___open64
                            |          
                            |--6.96%-- extract_entropy
                            |          xfer_secondary_pool
                            |          extract_entropy
                            |          create_elf_tables
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          0x7f2abdcb6a57
                            |          
                            |--3.43%-- vsnprintf
                            |          seq_printf
                            |          hugetlb_report_meminfo
                            |          meminfo_proc_show
                            |          seq_read
                            |          proc_reg_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          0x7fb7092cf5d0
                            |          __GI___read
                            |          (nil)
                            |          
                             --1.38%-- kmem_cache_free
                                       |          
                                       |--55.65%-- remove_vma
                                       |          exit_mmap
                                       |          mmput
                                       |          exec_mmap
                                       |          flush_old_exec
                                       |          load_elf_binary
                                       |          search_binary_handler
                                       |          do_execve_common
                                       |          sys_execve
                                       |          stub_execve
                                       |          0x7f2abdcb6a57
                                       |          __execve
                                       |          
                                        --44.35%-- unlink_anon_vmas
                                                  free_pgtables
                                                  exit_mmap
                                                  mmput
                                                  exec_mmap
                                                  flush_old_exec
                                                  load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  0x7f2abdcb6a57
                                                  __execve

     0.03%          1           expand  libc-2.11.3.so        [.] __gconv_transform_utf8_internal
                     |
                     --- __gconv_transform_utf8_internal
                        |          
                        |--43.84%-- 0x3030203030203130
                        |          
                        |--9.94%-- 0x6f20796c626d6573
                        |          
                        |--8.80%-- 0x7755338250cdb300
                        |          
                        |--8.67%-- 0xfb667ba0eff26b00
                        |          
                        |--8.18%-- 0x1a36b45ef0eb1500
                        |          
                        |--7.46%-- 0xe6348019282e0e00
                        |          
                        |--3.89%-- 0x28e489156cfbf00
                        |          
                        |--3.89%-- 0x203363203933093a
                        |          
                        |--3.00%-- 0x61765f6465747361
                        |          
                         --2.33%-- _dl_runtime_resolve
                                   0x7fff8bec6350

     0.03%          3         postgres  libc-2.11.3.so        [.] __gettimeofday_internal
                   |
                   --- __gettimeofday_internal
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          1        addr2line  [kernel.kallsyms]     [k] __fput
                         |
                         --- __fput
                            |          
                            |--61.59%-- remove_vma
                            |          |          
                            |          |--98.45%-- exit_mmap
                            |          |          mmput
                            |          |          exit_mm
                            |          |          do_exit
                            |          |          do_group_exit
                            |          |          sys_exit_group
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--54.92%-- 0x7fd3a5193a38
                            |          |          |          
                            |          |           --45.08%-- 0x7fb575190a38
                            |          |          
                            |           --1.55%-- do_munmap
                            |                     sys_munmap
                            |                     system_call_fastpath
                            |                     0x7ff003e36207
                            |                     munmap
                            |                     0x7ff003e397dd
                            |          
                             --38.41%-- removed_exe_file_vma
                                       remove_vma
                                       exit_mmap
                                       mmput
                                       exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7ffcb85a3a57
                                       __execve

     0.03%          1          objdump  libbfd-2.23.1.so      [.] bfd_elf64_slurp_symbol_table
                    |
                    --- bfd_elf64_slurp_symbol_table
                        (nil)

     0.03%          1        addr2line  [kernel.kallsyms]     [k] get_empty_filp
                         |
                         --- get_empty_filp
                             path_openat
                             do_filp_open
                            |          
                            |--91.94%-- do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--43.58%-- 0x7f20d74d2f57
                            |          |          __open
                            |          |          0x6070
                            |          |          
                            |          |--15.97%-- 0x7f7a94a421e0
                            |          |          __GI___open64
                            |          |          
                            |          |--10.81%-- 0x7f72f08db1e0
                            |          |          __GI___open64
                            |          |          
                            |          |--9.91%-- 0x7f60000481e0
                            |          |          __GI___open64
                            |          |          
                            |          |--6.38%-- 0x7f8ab5f111e0
                            |          |          __GI___open64
                            |          |          
                            |          |--5.08%-- 0x7f04c41271e0
                            |          |          __GI___open64
                            |          |          
                            |          |--4.99%-- 0x7f1b9efcb1e0
                            |          |          __GI___open64
                            |          |          
                            |          |--2.30%-- 0x7efffd245f57
                            |          |          __open
                            |          |          0x6070
                            |          |          
                            |           --0.98%-- 0x7f985b5b71e0
                            |                     __GI___open64
                            |          
                             --8.06%-- open_exec
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f14a75c5a57
                                       __execve
                                       0x6a6a60
                                       0x6a6ac0
                                       0x6a6b20
                                       0x6a6ba0

     0.03%          2         postgres  postgres              [.] palloc0
                   |
                   --- palloc0
                       heap_form_minimal_tuple
                       ExecFetchSlotMinimalTuple
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          1        addr2line  [kernel.kallsyms]     [k] acl_permission_check
                         |
                         --- acl_permission_check
                            |          
                            |--79.77%-- link_path_walk
                            |          |          
                            |          |--52.88%-- path_openat
                            |          |          do_filp_open
                            |          |          |          
                            |          |          |--73.49%-- do_sys_open
                            |          |          |          system_call_fastpath
                            |          |          |          |          
                            |          |          |          |--49.43%-- 0x7f576fe371e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--24.12%-- 0x7f3d720981e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |          |--21.31%-- 0x7f3f48c871e0
                            |          |          |          |          __GI___open64
                            |          |          |          |          
                            |          |          |           --5.13%-- 0x7f9f249991e0
                            |          |          |                     __GI___open64
                            |          |          |          
                            |          |           --26.51%-- open_exec
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     0x7ffaea304a57
                            |          |                     __execve
                            |          |                     0x6a6a60
                            |          |                     0x6a6ac0
                            |          |                     0x6a6b20
                            |          |                     0x6a6ba0
                            |          |          
                            |           --47.12%-- path_lookupat
                            |                     do_path_lookup
                            |                     user_path_at_empty
                            |                     |          
                            |                     |--81.20%-- vfs_fstatat
                            |                     |          sys_newstat
                            |                     |          system_call_fastpath
                            |                     |          |          
                            |                     |          |--48.94%-- 0x7f80c3091765
                            |                     |          |          _xstat
                            |                     |          |          0x6f6974617475706d
                            |                     |          |          
                            |                     |          |--29.30%-- 0x7fb5eeab5765
                            |                     |          |          _xstat
                            |                     |          |          0x6f6974617475706d
                            |                     |          |          
                            |                     |           --21.76%-- 0x7f2456c63765
                            |                     |                     _xstat
                            |                     |          
                            |                      --18.80%-- sys_faccessat
                            |                                system_call_fastpath
                            |                                0x7f9ed4ef3017
                            |                                access
                            |          
                             --20.23%-- generic_permission
                                       inode_permission
                                       |          
                                       |--61.36%-- sys_faccessat
                                       |          system_call_fastpath
                                       |          0x7f416b154687
                                       |          access
                                       |          
                                        --38.64%-- do_last
                                                  path_openat
                                                  do_filp_open
                                                  do_sys_open
                                                  system_call_fastpath
                                                  0x7f4fcefcd1e0
                                                  __GI___open64

     0.03%          2         postgres  postgres              [.] MultiExecHash
                   |
                   --- MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  postgres              [.] slot_getsomeattrs
                   |
                   --- slot_getsomeattrs
                       ExecProject
                       ExecScan
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  postgres              [.] AllocSetFree
                   |
                   --- AllocSetFree
                       ExecClearTuple
                       ExecProject
                       ExecScan
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] zap_pte_range
                   |
                   --- zap_pte_range
                       unmap_page_range
                       unmap_vmas
                       unmap_region
                       do_munmap
                       sys_brk
                       system_call_fastpath
                       0x7fb873dbb2aa
                       __brk
                       0x7fb874057aa0
                       0x834800000000ba00

     0.03%          1        addr2line  ld-2.11.3.so          [.] memcpy
                       |
                       --- memcpy
                          |          
                          |--89.43%-- dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --10.57%-- (nil)

     0.03%          2         postgres  postgres              [.] heap_fill_tuple
                   |
                   --- heap_fill_tuple
                       heap_form_minimal_tuple
                       ExecFetchSlotMinimalTuple
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] handle_mm_fault
                   |
                   --- handle_mm_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.03%          2         postgres  postgres              [.] float84mi
                   |
                   --- float84mi
                       ExecMakeFunctionResultNoSets
                       ExecMakeFunctionResultNoSets
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] mem_cgroup_get_reclaim_stat_from_page
                   |
                   --- mem_cgroup_get_reclaim_stat_from_page
                       0x2
                       posix_fadvise

     0.03%          2         postgres  postgres              [.] ReadBufferExtended
                   |
                   --- ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  postgres              [.] float8pl
                   |
                   --- float8pl
                      |          
                      |--50.01%-- advance_aggregates
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.99%-- advance_transition_function
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] max_sane_readahead
                   |
                   --- max_sane_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.03%          2         postgres  [kernel.kallsyms]     [k] zone_watermark_ok
                   |
                   --- zone_watermark_ok
                       get_page_from_freelist
                       __alloc_pages_nodemask
                      |          
                      |--50.09%-- alloc_pages_current
                      |          __do_page_cache_readahead
                      |          force_page_cache_readahead
                      |          sys_fadvise64_64
                      |          system_call_fastpath
                      |          0x7fb873db9e5d
                      |          posix_fadvise
                      |          
                       --49.91%-- alloc_pages_vma
                                 shmem_getpage_gfp
                                 shmem_fault
                                 __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.03%          2         postgres  postgres              [.] FileSeek
                   |
                   --- FileSeek
                       mdread
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  postgres              [.] PageIsVerified
                   |
                   --- PageIsVerified
                      |          
                      |--50.02%-- ReadBufferExtended
                      |          BitmapHeapNext
                      |          ExecScan
                      |          ExecProcNode
                      |          ExecHashJoin
                      |          ExecProcNode
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.98%-- ReadBuffer_common
                                 ReadBufferExtended
                                 BitmapHeapNext
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] set_page_dirty
                   |
                   --- set_page_dirty
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.03%          2         postgres  postgres              [.] ExecHashGetSkewBucket
                   |
                   --- ExecHashGetSkewBucket
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          1           expand  libc-2.11.3.so        [.] __GI_fwrite_unlocked
                         |
                         --- __GI_fwrite_unlocked

     0.03%          2         postgres  postgres              [.] StartBufferIO
                   |
                   --- StartBufferIO
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] __radix_tree_preload
                   |
                   --- __radix_tree_preload
                       shmem_add_to_page_cache
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.03%          2         postgres  [kernel.kallsyms]     [k] scheduler_tick
                   |
                   --- scheduler_tick
                       update_process_times
                       tick_sched_timer
                       __run_hrtimer
                       hrtimer_interrupt
                       smp_apic_timer_interrupt
                       apic_timer_interrupt
                      |          
                      |--50.20%-- 0xffffffffa05e1d3e
                      |          posix_fadvise
                      |          
                       --49.80%-- 0x5acf11
                                 ExecQual
                                 ExecScan
                                 ExecProcNode
                                 ExecHashJoin
                                 ExecProcNode
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.03%          2         postgres  postgres              [.] Float8GetDatum
                   |
                   --- Float8GetDatum
                      |          
                      |--50.05%-- advance_aggregates
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --49.95%-- advance_transition_function
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] shmem_add_to_page_cache
                   |
                   --- shmem_add_to_page_cache
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.03%          2         postgres  postgres              [.] isTempToastNamespace
                   |
                   --- isTempToastNamespace
                       IsCatalogClass
                       heap_page_prune_opt
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  [kernel.kallsyms]     [k] fput
                   |
                   --- fput
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.03%          2         postgres  postgres              [.] ExecAgg
                   |
                   --- ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          1        addr2line  [kernel.kallsyms]     [k] mutex_unlock
                       |
                       --- mutex_unlock
                          |          
                          |--43.99%-- free_pgtables
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--99.22%-- 0x7f2abdcb6a57
                          |          |          __execve
                          |          |          
                          |           --0.78%-- 0x7fab76834a57
                          |                     __execve
                          |          
                          |--39.10%-- generic_file_llseek
                          |          sys_lseek
                          |          system_call_fastpath
                          |          0x7f0661b360d0
                          |          __lseek64
                          |          
                          |--10.05%-- vma_link
                          |          mmap_region
                          |          sys_mmap_pgoff
                          |          system_call_fastpath
                          |          |          
                          |          |--61.84%-- 0x7f9dda758c5a
                          |          |          __GI_mmap64
                          |          |          
                          |           --38.16%-- 0x7f1feffd7c5a
                          |                     __GI_mmap64
                          |          
                           --6.85%-- unlink_anon_vmas
                                     free_pgtables
                                     exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     |          
                                     |--84.39%-- 0x7f99b9634a57
                                     |          __execve
                                     |          
                                      --15.61%-- 0x7f2abdcb6a57
                                                __execve

     0.03%          2         postgres  [kernel.kallsyms]     [k] find_vma
                   |
                   --- find_vma
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.03%          1        addr2line  [kernel.kallsyms]     [k] generic_file_llseek
                       |
                       --- generic_file_llseek
                           sys_lseek
                           system_call_fastpath
                           0x7fe19384f0d0
                           __lseek64

     0.03%          1        addr2line  [kernel.kallsyms]     [k] flush_tlb_mm
                         |
                         --- flush_tlb_mm
                            |          
                            |--74.69%-- tlb_flush_mmu
                            |          tlb_finish_mmu
                            |          |          
                            |          |--95.69%-- unmap_region
                            |          |          do_munmap
                            |          |          sys_munmap
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--59.94%-- 0x7f666c404c87
                            |          |          |          __munmap
                            |          |          |          
                            |          |           --40.06%-- 0x7f55c10c4c87
                            |          |                     __munmap
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |                     0x7f55c1e73010
                            |          |          
                            |           --4.31%-- exit_mmap
                            |                     mmput
                            |                     exec_mmap
                            |                     flush_old_exec
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     __execve
                            |          
                             --25.31%-- mprotect_fixup
                                       sys_mprotect
                                       system_call_fastpath
                                       0x7f85262ec237
                                       __mprotect
                                       0x7f85264f3fe8
                                       (nil)

     0.03%          2         postgres  [kernel.kallsyms]     [k] restore_args
                   |
                   --- restore_args
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.03%         10             perf  [kernel.kallsyms]     [k] flush_tlb_page
                       |
                       --- flush_tlb_page
                          |          
                          |--80.09%-- ptep_set_access_flags
                          |          do_wp_page
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--33.24%-- 0x7f2abdc848a6
                          |          |          malloc_consolidate
                          |          |          0x81
                          |          |          
                          |          |--32.96%-- 0x7f2abdc91d53
                          |          |          __GI_memset
                          |          |          (nil)
                          |          |          
                          |          |--14.01%-- 0x7f2abdc86f50
                          |          |          _int_malloc
                          |          |          
                          |          |--8.02%-- 0x7f2abdc85bd6
                          |          |          _int_free
                          |          |          
                          |          |--7.98%-- 0x44118a
                          |          |          symbol__annotate
                          |          |          0x7f2abff4603f
                          |          |          
                          |           --3.80%-- 0x44c7f3
                          |                     0x44c7f3
                          |                     (nil)
                          |                     (nil)
                          |                     0xc80000000000a8ee
                          |          
                           --19.91%-- ptep_clear_flush
                                     do_wp_page
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     |          
                                     |--46.33%-- 0x7f2abdc76675
                                     |          _IO_new_proc_open
                                     |          
                                     |--27.37%-- 0x7f2abdc83f69
                                     |          ptmalloc_unlock_all
                                     |          _IO_new_proc_open
                                     |          
                                      --26.30%-- 0x7f2abdcb68dd
                                                __libc_fork
                                                _IO_new_proc_open

     0.03%          2         postgres  postgres              [.] ExecHashGetBucketAndBatch
                   |
                   --- ExecHashGetBucketAndBatch
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.03%          2         postgres  postgres              [.] GetDatabaseEncoding
                   |
                   --- GetDatabaseEncoding
                      |          
                      |--51.28%-- textlike
                      |          ExecMakeFunctionResultNoSets
                      |          ExecEvalCase
                      |          ExecProject
                      |          advance_aggregates
                      |          ExecAgg
                      |          ExecProcNode
                      |          standard_ExecutorRun
                      |          ExplainOnePlan
                      |          ExplainOneQuery
                      |          ExplainQuery
                      |          standard_ProcessUtility
                      |          PortalRunUtility
                      |          FillPortalStore
                      |          PortalRun
                      |          exec_simple_query
                      |          PostgresMain
                      |          ServerLoop
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --48.72%-- pg_database_encoding_max_length
                                 textlike
                                 ExecMakeFunctionResultNoSets
                                 ExecEvalCase
                                 ExecProject
                                 advance_aggregates
                                 ExecAgg
                                 ExecProcNode
                                 standard_ExecutorRun
                                 ExplainOnePlan
                                 ExplainOneQuery
                                 ExplainQuery
                                 standard_ProcessUtility
                                 PortalRunUtility
                                 FillPortalStore
                                 PortalRun
                                 exec_simple_query
                                 PostgresMain
                                 ServerLoop
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.02%          1           expand  libc-2.11.3.so        [.] __GI_mbrtowc
                     |
                     --- __GI_mbrtowc
                        |          
                        |--45.43%-- 0x991deebf1ac5ff00
                        |          
                        |--16.23%-- 0x38c7b744b53f600
                        |          
                        |--14.06%-- 0x2f5a7fb90600da00
                        |          
                        |--12.95%-- 0x1bb847a555b4600
                        |          
                        |--10.65%-- _dl_runtime_resolve
                        |          0x7fffa27f5350
                        |          
                         --0.68%-- 0x120c2a4de0ea2a00

     0.02%          2         postgres  [kernel.kallsyms]     [k] mem_cgroup_update_page_stat
                   |
                   --- mem_cgroup_update_page_stat
                      |          
                      |--51.44%-- 0xffff881fbcf62d68
                      |          __GI___read
                      |          
                       --48.56%-- __do_fault
                                 handle_pte_fault
                                 do_page_fault
                                 page_fault
                                 copy_user_generic_string
                                 0xffffffffa04bfedc
                                 0xffffffffa04c021c
                                 0xffffffffa0554e96
                                 0xffffffffa056facb
                                 0xffffffffa04c61ab
                                 vfs_read
                                 sys_read
                                 system_call_fastpath
                                 0x7fb873db55d0
                                 __GI___read

     0.02%          1       irqbalance  [kernel.kallsyms]     [k] proc_lookup_de
                 |
                 --- proc_lookup_de
                     d_alloc_and_lookup
                     do_lookup
                     do_last
                     path_openat
                     do_filp_open
                     do_sys_open
                     system_call_fastpath
                     0x7f398a1961e0
                     0x7f398a1961e0
                     0xffffd374ffffd374

     0.02%          1        addr2line  [kernel.kallsyms]     [k] do_lookup
                         |
                         --- do_lookup
                            |          
                            |--44.84%-- path_lookupat
                            |          do_path_lookup
                            |          user_path_at_empty
                            |          vfs_fstatat
                            |          sys_newstat
                            |          system_call_fastpath
                            |          |          
                            |          |--75.84%-- 0x7f2d12fde765
                            |          |          _xstat
                            |          |          0x696c32726464612f
                            |          |          
                            |           --24.16%-- 0x7f42bde63765
                            |                     _xstat
                            |                     0x7f42be10aeb8
                            |          
                            |--39.10%-- do_last
                            |          path_openat
                            |          do_filp_open
                            |          open_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f709c980a57
                            |          __execve
                            |          0x6a6a60
                            |          0x6a6ac0
                            |          0x6a6b20
                            |          0x6a6ba0
                            |          
                             --16.06%-- link_path_walk
                                       |          
                                       |--50.65%-- path_lookupat
                                       |          do_path_lookup
                                       |          user_path_at_empty
                                       |          vfs_fstatat
                                       |          sys_newstat
                                       |          system_call_fastpath
                                       |          0x7f9e5f614765
                                       |          _xstat
                                       |          
                                        --49.35%-- path_openat
                                                  do_filp_open
                                                  |          
                                                  |--93.98%-- do_sys_open
                                                  |          system_call_fastpath
                                                  |          0x7f6a6cc3d1e0
                                                  |          __GI___open64
                                                  |          
                                                   --6.02%-- open_exec
                                                             do_execve_common
                                                             sys_execve
                                                             stub_execve
                                                             0x7f2abdcb6a57
                                                             __execve

     0.02%          1          objdump  [kernel.kallsyms]     [k] __alloc_pages_nodemask
                    |
                    --- __alloc_pages_nodemask
                        alloc_pages_vma
                        do_anonymous_page
                        do_page_fault
                        page_fault
                       |          
                       |--45.45%-- file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--84.57%-- 0x7f7eefc705d0
                       |          |          __GI___read
                       |          |          0x66615f6574656c65
                       |          |          
                       |           --15.43%-- 0x7ffd592075d0
                       |                     __GI___read
                       |                     0x7b0930
                       |          
                       |--44.64%-- 0x7f487335b56e
                       |          _int_realloc
                       |          0x18851
                       |          0x2a09090a29656e6f
                       |          
                        --9.91%-- 0x7fc200365d58
                                  __GI_memset

     0.02%          2         postgres  postgres              [.] FileAccess
                   |
                   --- FileAccess
                       FilePrefetch
                       PrefetchBuffer
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.02%          2         postgres  postgres              [.] _mdfd_getseg
                   |
                   --- _mdfd_getseg
                       mdread
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.02%          1        addr2line  libc-2.11.3.so        [.] __GI__dl_mcount_wrapper_check
                         |
                         --- __GI__dl_mcount_wrapper_check
                            |          
                            |--79.87%-- 0x636600652d43782d
                            |          
                            |--8.67%-- 0x612f6b72616d2f6c
                            |          
                            |--6.46%-- 0x3878002a666c652d
                            |          
                             --5.01%-- 0x736274656e2d2a2d

     0.02%          1        addr2line  ld-2.11.3.so          [.] _dl_load_cache_lookup
                  |
                  --- _dl_load_cache_lookup
                     |          
                     |--90.66%-- 0x2e7a62696c00322e
                     |          
                      --9.34%-- 0x352e6f732e656e69

     0.02%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_charge_statistics
                         |
                         --- mem_cgroup_charge_statistics
                            |          
                            |--67.57%-- __mem_cgroup_uncharge_common
                            |          page_remove_rmap
                            |          zap_pte_range
                            |          unmap_page_range
                            |          unmap_vmas
                            |          unmap_region
                            |          do_munmap
                            |          sys_munmap
                            |          system_call_fastpath
                            |          |          
                            |          |--66.82%-- 0x7fdc51dc7c87
                            |          |          __munmap
                            |          |          
                            |          |--22.60%-- 0x7f4aadc71c87
                            |          |          __munmap
                            |          |          
                            |           --10.58%-- 0x7f38b427dc87
                            |                     __munmap
                            |          
                             --32.43%-- __mem_cgroup_commit_charge
                                       mem_cgroup_charge_common
                                       do_anonymous_page
                                       do_page_fault
                                       page_fault
                                       0x7f86e4f30dc8
                                       __GI_memset

     0.02%          1        addr2line  bash                  [.] hash_search
                         |
                         --- hash_search
                            |          
                             --100.00%-- 0x5a54005249444e49

     0.02%          1          objdump  [kernel.kallsyms]     [k] lookup_page_cgroup
                    |
                    --- lookup_page_cgroup
                       |          
                       |--61.80%-- mem_cgroup_add_lru_list
                       |          pagevec_lru_move_fn
                       |          __lru_cache_add
                       |          |          
                       |          |--65.18%-- __do_fault
                       |          |          handle_pte_fault
                       |          |          do_page_fault
                       |          |          page_fault
                       |          |          0x7f9e8b7603b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |           --34.82%-- do_anonymous_page
                       |                     do_page_fault
                       |                     page_fault
                       |                     file_read_actor
                       |                     do_generic_file_read
                       |                     generic_file_aio_read
                       |                     do_sync_read
                       |                     vfs_read
                       |                     sys_read
                       |                     system_call_fastpath
                       |                     0x7fa3c07c05d0
                       |                     __GI___read
                       |                     0xffffbe000001b685
                       |          
                       |--29.20%-- mem_cgroup_del_lru_list
                       |          release_pages
                       |          free_pages_and_swap_cache
                       |          tlb_flush_mmu
                       |          tlb_finish_mmu
                       |          unmap_region
                       |          do_munmap
                       |          sys_munmap
                       |          system_call_fastpath
                       |          0x7fdcd1749c87
                       |          __munmap
                       |          
                        --9.00%-- mem_cgroup_charge_common
                                  __do_fault
                                  handle_pte_fault
                                  do_page_fault
                                  page_fault
                                  0x7f8c4344a3b8
                                  _dl_relocate_object
                                  dl_main
                                  _dl_sysdep_start
                                  0x40

     0.02%          1          objdump  [kernel.kallsyms]     [k] _raw_spin_lock
                    |
                    --- _raw_spin_lock
                       |          
                       |--41.41%-- __do_fault
                       |          handle_pte_fault
                       |          do_page_fault
                       |          page_fault
                       |          |          
                       |          |--59.62%-- 0x7fb188f8e3b8
                       |          |          _dl_relocate_object
                       |          |          dl_main
                       |          |          _dl_sysdep_start
                       |          |          0x40
                       |          |          
                       |           --40.38%-- 0x7fcc917f23b8
                       |                     _dl_relocate_object
                       |                     dl_main
                       |                     _dl_sysdep_start
                       |                     0x40
                       |          
                       |--39.40%-- do_anonymous_page
                       |          do_page_fault
                       |          page_fault
                       |          0x7fcc906a656e
                       |          _int_realloc
                       |          0x10021
                       |          
                        --19.19%-- scheduler_tick
                                  update_process_times
                                  tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  clear_page_c
                                  clear_huge_page
                                  __do_huge_pmd_anonymous_page
                                  do_page_fault
                                  page_fault
                                  file_read_actor
                                  do_generic_file_read
                                  generic_file_aio_read
                                  do_sync_read
                                  vfs_read
                                  sys_read
                                  system_call_fastpath
                                  0x7f8c4234f5d0
                                  __GI___read
                                  0xffffbe000001b685

     0.02%          2         postgres  [kernel.kallsyms]     [k] file_update_time
                   |
                   --- file_update_time
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                      |          
                      |--99.50%-- copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                       --0.50%-- [...]

     0.02%         44            mmfsd  [kernel.kallsyms]     [k] find_busiest_group
                      |
                      --- find_busiest_group
                          load_balance
                          idle_balance
                          thread_return
                         |          
                         |--57.73%-- 0xffffffffa04a8b7d
                         |          |          
                         |          |--63.71%-- 0xffffffffa05bf0f1
                         |          |          0xffffffffa05c0478
                         |          |          0xffffffffa0605afe
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          |          
                         |          |          |--76.35%-- 0xffffc900341c3998
                         |          |          |          
                         |          |          |--18.09%-- 0x15aa1c0
                         |          |          |          
                         |          |          |--3.74%-- 0x15aa5c0
                         |          |          |          
                         |          |           --1.82%-- 0x7ffb640174b0
                         |          |          
                         |           --36.29%-- 0xffffffffa05c07e5
                         |                     0xffffffffa05c0bbf
                         |                     0xffffffffa0605bc1
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |          
                         |--37.72%-- schedule_timeout
                         |          __down
                         |          down
                         |          0xffffffffa04a89cf
                         |          |          
                         |          |--54.80%-- 0xffffffffa05c05bd
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |          |--22.01%-- 0xffffffffa04a8ba5
                         |          |          0xffffffffa05c07e5
                         |          |          0xffffffffa05c0bbf
                         |          |          0xffffffffa0605bc1
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          
                         |          |--18.37%-- 0xffffffffa05c03ea
                         |          |          0xffffffffa0605afe
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0xffffc900341c3998
                         |          |          
                         |           --4.82%-- 0xffffffffa05c06e1
                         |                     0xffffffffa05c0bbf
                         |                     0xffffffffa0605bc1
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |          
                          --4.55%-- schedule_hrtimeout_range_clock
                                    |          
                                    |--91.50%-- poll_schedule_timeout
                                    |          do_poll
                                    |          do_sys_poll
                                    |          sys_poll
                                    |          system_call_fastpath
                                    |          0x7ffb7c11dbc6
                                    |          0x7ffb7c11dbc6
                                    |          0x6700000000
                                    |          
                                     --8.50%-- ep_poll
                                               sys_epoll_wait
                                               system_call_fastpath
                                               0x7ffb7c127723
                                               0x7ffb7c127723
                                               0x800000000

     0.02%          1        addr2line  [kernel.kallsyms]     [k] system_call_after_swapgs
                       |
                       --- system_call_after_swapgs
                          |          
                          |--34.94%-- __lseek64
                          |          
                          |--14.77%-- _xstat
                          |          
                          |--9.35%-- 0x7f83a88a3765
                          |          access
                          |          
                          |--8.54%-- 0x7fa5d1409627
                          |          __geteuid
                          |          0x696c32726464612f
                          |          
                          |--7.81%-- fileno_unlocked
                          |          
                          |--6.43%-- 0x7f6e7b98e687
                          |          __GI___getgid
                          |          0x696c32726464612f
                          |          
                          |--6.08%-- 0x7f8a757267d4
                          |          __GI___open64
                          |          
                          |--5.54%-- __GI___getgid
                          |          
                          |--4.84%-- 0x7fbc7752a0d0
                          |          __lseek64
                          |          
                           --1.71%-- strcmp
                                     0x2e7a62696c00322e

     0.02%          1        addr2line  [kernel.kallsyms]     [k] security_file_mmap
                         |
                         --- security_file_mmap
                            |          
                            |--93.81%-- do_brk
                            |          sys_brk
                            |          system_call_fastpath
                            |          0x7fd0f7f912aa
                            |          __brk
                            |          
                             --6.19%-- do_mmap_pgoff
                                       sys_mmap_pgoff
                                       system_call_fastpath
                                       0x7f7e7e283c5a
                                       __GI_mmap64

     0.02%         13          swapper  [kernel.kallsyms]     [k] __run_hrtimer
                    |
                    --- __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.02%          1             grep  libc-2.11.3.so        [.] _nl_normalize_codeset
                         |
                         --- _nl_normalize_codeset

     0.02%         32            mmfsd  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                      |
                      --- _raw_spin_lock_irqsave
                         |          
                         |--61.70%-- down
                         |          0xffffffffa04a89cf
                         |          |          
                         |          |--82.17%-- 0xffffffffa05c06e1
                         |          |          0xffffffffa05c0bbf
                         |          |          0xffffffffa0605bc1
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          
                         |          |--13.83%-- 0xffffffffa04a8ba5
                         |          |          |          
                         |          |          |--93.52%-- 0xffffffffa05c07e5
                         |          |          |          0xffffffffa05c0bbf
                         |          |          |          0xffffffffa0605bc1
                         |          |          |          0xffffffffa04c3c65
                         |          |          |          do_vfs_ioctl
                         |          |          |          sys_ioctl
                         |          |          |          system_call_fastpath
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          
                         |          |           --6.48%-- 0xffffffffa05bf0f1
                         |          |                     0xffffffffa05c0478
                         |          |                     0xffffffffa0605afe
                         |          |                     0xffffffffa04c3c65
                         |          |                     do_vfs_ioctl
                         |          |                     sys_ioctl
                         |          |                     system_call_fastpath
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0xffffc900341c3998
                         |          |          
                         |          |--1.40%-- 0xffffffffa051f54e
                         |          |          |          
                         |          |          |--60.95%-- 0xffffffffa053ad3b
                         |          |          |          0xffffffffa05c0487
                         |          |          |          0xffffffffa0605afe
                         |          |          |          0xffffffffa04c3c65
                         |          |          |          do_vfs_ioctl
                         |          |          |          sys_ioctl
                         |          |          |          system_call_fastpath
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          0xffffc900341c3998
                         |          |          |          
                         |          |           --39.05%-- 0xffffffffa053ac4a
                         |          |                     0xffffffffa05bf48f
                         |          |                     0xffffffffa0605aa3
                         |          |                     0xffffffffa04c3c65
                         |          |                     do_vfs_ioctl
                         |          |                     sys_ioctl
                         |          |                     system_call_fastpath
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0x25200000
                         |          |          
                         |          |--1.31%-- 0xffffffffa05c05bd
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |          |--0.69%-- 0xffffffffa05c03ea
                         |          |          0xffffffffa0605afe
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0xffffc900341c3998
                         |          |          
                         |           --0.59%-- 0xffffffffa05bf2dc
                         |                     0xffffffffa05bf4b1
                         |                     0xffffffffa0605aa3
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0xf200000
                         |          
                         |--11.87%-- 0xffffffffa04a8b85
                         |          |          
                         |          |--95.61%-- 0xffffffffa05c07e5
                         |          |          0xffffffffa05c0bbf
                         |          |          0xffffffffa0605bc1
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          
                         |           --4.39%-- 0xffffffffa05bf0f1
                         |                     0xffffffffa05c0478
                         |                     0xffffffffa0605afe
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0xffffc900341c3998
                         |          
                         |--11.54%-- up
                         |          0xffffffffa04a8b20
                         |          0xffffffffa05c07e5
                         |          0xffffffffa05c0bbf
                         |          0xffffffffa0605bc1
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                         |--8.94%-- __wake_up
                         |          |          
                         |          |--94.17%-- 0xffffffffa04a7ff0
                         |          |          0xffffffffa05c05fb
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |           --5.83%-- 0xffffffffa04be300
                         |                     0xffffffffa05c064a
                         |                     0xffffffffa0605a42
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0x1bfffffffff
                         |          
                         |--4.02%-- try_to_wake_up
                         |          __wake_up_common
                         |          __wake_up
                         |          0xffffffffa04a7ff0
                         |          0xffffffffa05c05fb
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                         |--1.57%-- 0xffffffffa04a654d
                         |          0xffffffffa05bf220
                         |          0xffffffffa05c0478
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                          --0.36%-- [...]

     0.02%         14             perf  [kernel.kallsyms]     [k] kmem_cache_alloc
                       |
                       --- kmem_cache_alloc
                          |          
                          |--49.53%-- dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--26.39%-- anon_vma_fork
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--6.83%-- alloc_inode
                          |          new_inode_pseudo
                          |          create_write_pipe
                          |          do_pipe_flags
                          |          sys_pipe2
                          |          system_call_fastpath
                          |          0x7f2abdcdbf37
                          |          __GI_pipe2
                          |          
                          |--6.67%-- prepare_creds
                          |          copy_creds
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--6.22%-- copy_signal
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --4.36%-- __split_vma
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     0x7f2abdce5c87
                                     __munmap

     0.02%          1          objdump  ld-2.11.3.so          [.] _dl_relocate_object
                    |
                    --- _dl_relocate_object
                        dl_main
                        _dl_sysdep_start
                        0x40

     0.02%          1        addr2line  [kernel.kallsyms]     [k] unlink_file_vma
                       |
                       --- unlink_file_vma
                           free_pgtables
                          |          
                          |--91.27%-- exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--97.79%-- 0x7f2abdcb6a57
                          |          |          __execve
                          |          |          
                          |          |--0.90%-- 0x7f45d1f96a57
                          |          |          __execve
                          |          |          
                          |          |--0.85%-- 0x7f59a3385a57
                          |          |          __execve
                          |           --0.46%-- [...]
                          |          
                           --8.73%-- unmap_region
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     0x7fce5024a207
                                     munmap
                                     0x7fce5024d7dd

     0.02%          1           expand  expand                [.] 0x1e52          
                     |
                     --- 0x401ff4

                     |
                     --- 0x401db0

                     |
                     --- 0x401e21

                     |
                     --- 0x401fb3

                     |
                     --- 0x401e52

                     |
                     --- 0x401400

                     |
                     --- 0x401d6f

     0.02%          1        addr2line  libc-2.11.3.so        [.] __GI___stpcpy
                         |
                         --- __GI___stpcpy

     0.02%          1        addr2line  bash                  [.] yyparse
                         |
                         --- yyparse
                            |          
                             --100.00%-- (nil)

     0.02%          8          swapper  [kernel.kallsyms]     [k] sched_avg_update
                    |
                    --- sched_avg_update
                        update_cpu_load
                       |          
                       |--99.56%-- scheduler_tick
                       |          update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                        --0.44%-- [...]

     0.02%          1               sh  libc-2.11.3.so        [.] _int_malloc
                         |
                         --- _int_malloc
                            |          
                            |--74.07%-- 0x7fa76ade0f58
                            |          0x7fa76ade0f48
                            |          0x7fa76ade0f38
                            |          0x7fa76ade0f28
                            |          0x7fa76ade0f18
                            |          0x7fa76ade0f08
                            |          0x7fa76ade0ef8
                            |          0x698240
                            |          0x1f331
                            |          
                             --25.93%-- (nil)

     0.02%          1        addr2line  [kernel.kallsyms]     [k] dput
                         |
                         --- dput
                            |          
                            |--49.05%-- __fput
                            |          removed_exe_file_vma
                            |          remove_vma
                            |          exit_mmap
                            |          mmput
                            |          exit_mm
                            |          do_exit
                            |          do_group_exit
                            |          sys_exit_group
                            |          system_call_fastpath
                            |          0x7f1ca0316a38
                            |          
                            |--43.69%-- do_last
                            |          path_openat
                            |          do_filp_open
                            |          open_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f9dda729a57
                            |          __execve
                            |          0x6a6a60
                            |          0x6a6ac0
                            |          0x6a6b20
                            |          0x6a6ba0
                            |          
                            |--4.31%-- path_put
                            |          d_path
                            |          perf_event_mmap_event
                            |          perf_event_mmap
                            |          mprotect_fixup
                            |          sys_mprotect
                            |          system_call_fastpath
                            |          |          
                            |          |--50.85%-- 0x7f5017397237
                            |          |          __mprotect
                            |          |          0x7f501756d4d0
                            |          |          (nil)
                            |          |          
                            |           --49.15%-- 0x7ffcedbd5237
                            |                     __mprotect
                            |                     0x7ffceddab4d0
                            |                     (nil)
                            |          
                             --2.95%-- 0xffff88207f414ec0
                                       access

     0.02%          1        addr2line  [kernel.kallsyms]     [k] kmem_cache_alloc_trace
                       |
                       --- kmem_cache_alloc_trace
                          |          
                          |--48.73%-- perf_event_mmap_event
                          |          perf_event_mmap
                          |          |          
                          |          |--90.93%-- mmap_region
                          |          |          sys_mmap_pgoff
                          |          |          system_call_fastpath
                          |          |          0x7f2da51731da
                          |          |          mmap
                          |          |          0x298000
                          |          |          
                          |           --9.07%-- mprotect_fixup
                          |                     sys_mprotect
                          |                     system_call_fastpath
                          |                     0x7f8d68feb237
                          |                     __mprotect
                          |                     0x7f8d691f2640
                          |          
                          |--28.63%-- apparmor_cred_prepare
                          |          prepare_creds
                          |          sys_faccessat
                          |          system_call_fastpath
                          |          |          
                          |          |--39.99%-- 0x7f9965037687
                          |          |          access
                          |          |          
                          |          |--32.89%-- 0x7f718c9b6687
                          |          |          access
                          |          |          
                          |          |--22.97%-- 0x7ffacc400687
                          |          |          access
                          |          |          
                          |           --4.15%-- 0x7f8eda560017
                          |                     access
                          |          
                          |--11.04%-- prepare_exec_creds
                          |          prepare_bprm_creds
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--88.17%-- 0x7f6f8f5f4a57
                          |          |          __execve
                          |          |          0x6a6a60
                          |          |          0x6a6ac0
                          |          |          0x6a6b20
                          |          |          0x6a6ba0
                          |          |          
                          |           --11.83%-- 0x7f2abdcb6a57
                          |                     __execve
                          |          
                          |--10.96%-- apparmor_file_alloc_security
                          |          get_empty_filp
                          |          path_openat
                          |          do_filp_open
                          |          do_sys_open
                          |          system_call_fastpath
                          |          |          
                          |          |--44.71%-- 0x7fdcb5c93f57
                          |          |          __open
                          |          |          (nil)
                          |          |          
                          |          |--41.88%-- 0x7fa1d39611e0
                          |          |          __GI___open64
                          |          |          
                          |           --13.41%-- 0x7f460e76a1e0
                          |                     __GI___open64
                          |          
                           --0.64%-- load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.02%          1          objdump  libc-2.11.3.so        [.] _int_free
                    |
                    --- _int_free

     0.02%         63          swapper  [kernel.kallsyms]     [k] cpuidle_idle_call
                    |
                    --- cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.02%         42          swapper  [kernel.kallsyms]     [k] native_write_msr_safe
                    |
                    --- native_write_msr_safe
                       |          
                       |--61.18%-- native_apic_msr_write
                       |          |          
                       |          |--49.36%-- lapic_next_event
                       |          |          tick_dev_program_event
                       |          |          |          
                       |          |          |--57.40%-- hrtimer_interrupt
                       |          |          |          smp_apic_timer_interrupt
                       |          |          |          apic_timer_interrupt
                       |          |          |          intel_idle
                       |          |          |          cpuidle_idle_call
                       |          |          |          cpu_idle
                       |          |          |          
                       |          |          |--41.35%-- __hrtimer_start_range_ns
                       |          |          |          tick_nohz_restart
                       |          |          |          tick_nohz_restart_sched_tick
                       |          |          |          cpu_idle
                       |          |          |          
                       |          |           --1.24%-- __remove_hrtimer
                       |          |                     __hrtimer_start_range_ns
                       |          |                     tick_nohz_stop_sched_tick
                       |          |                     cpu_idle
                       |          |          
                       |          |--35.69%-- smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          |          
                       |          |           --100.00%-- start_kernel
                       |          |                     x86_64_start_kernel
                       |          |          
                       |           --14.95%-- smp_invalidate_interrupt
                       |                     invalidate_interrupt1
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |                     start_kernel
                       |                     x86_64_start_kernel
                       |          
                       |--21.70%-- __switch_to
                       |          thread_return
                       |          |          
                       |          |--41.58%-- 0xffff88011060e000
                       |          |          
                       |          |--21.59%-- 0xffff8802ac2fe000
                       |          |          
                       |          |--14.40%-- 0xffff8805b67fc000
                       |          |          
                       |          |--10.31%-- 0xffff8801d2a8a000
                       |          |          
                       |          |--5.96%-- 0xffff883fbf60a000
                       |          |          
                       |          |--3.42%-- 0xffff88028d778000
                       |          |          
                       |           --2.74%-- 0xffff8822af110000
                       |          
                       |--14.46%-- intel_pmu_disable_all
                       |          perf_adjust_freq_unthr_context
                       |          perf_event_task_tick
                       |          scheduler_tick
                       |          update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --2.66%-- intel_pmu_enable_all
                                  perf_adjust_freq_unthr_context
                                  perf_event_task_tick
                                  scheduler_tick
                                  update_process_times
                                  tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.02%         23          swapper  [kernel.kallsyms]     [k] tick_nohz_stop_sched_tick
                    |
                    --- tick_nohz_stop_sched_tick
                       |          
                       |--53.02%-- irq_exit
                       |          |          
                       |          |--99.30%-- smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          |          
                       |          |           --100.00%-- start_kernel
                       |          |                     x86_64_start_kernel
                       |          |          
                       |           --0.70%-- reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --46.98%-- cpu_idle
                                  |          
                                   --100.00%-- start_kernel
                                             x86_64_start_kernel

     0.02%          1        addr2line  [kernel.kallsyms]     [k] fsnotify
                         |
                         --- fsnotify
                            |          
                            |--47.72%-- __dentry_open
                            |          do_last
                            |          path_openat
                            |          do_filp_open
                            |          do_sys_open
                            |          system_call_fastpath
                            |          0x7f56daf591e0
                            |          __GI___open64
                            |          
                            |--45.89%-- __fput
                            |          remove_vma
                            |          exit_mmap
                            |          mmput
                            |          exit_mm
                            |          do_exit
                            |          do_group_exit
                            |          sys_exit_group
                            |          system_call_fastpath
                            |          0x7f598d483a38
                            |          
                            |--5.94%-- rw_verify_area
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          0x7fbef0f195d0
                            |          __GI___read
                            |          (nil)
                             --0.45%-- [...]

     0.02%         32         postgres  postgres              [.] SyncOneBuffer
                   |
                   --- SyncOneBuffer
                      |          
                      |--85.81%-- BgBufferSync
                      |          BackgroundWriterMain
                      |          AuxiliaryProcessMain
                      |          StartChildProcess
                      |          reaper
                      |          __restore_rt
                      |          PostmasterMain
                      |          main
                      |          __libc_start_main
                      |          
                       --14.19%-- BackgroundWriterMain
                                 AuxiliaryProcessMain
                                 StartChildProcess
                                 reaper
                                 __restore_rt
                                 PostmasterMain
                                 main
                                 __libc_start_main

     0.02%          1        addr2line  libbfd-2.23.1.so      [.] bfd_section_from_elf_index@plt
                       |
                       --- bfd_section_from_elf_index@plt
                           (nil)

     0.02%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_newpage_charge
                       |
                       --- mem_cgroup_newpage_charge
                           do_anonymous_page
                           do_page_fault
                           page_fault
                          |          
                          |--50.31%-- 0x7f153ac98c12
                          |          _int_malloc
                          |          
                           --49.69%-- file_read_actor
                                     do_generic_file_read
                                     generic_file_aio_read
                                     do_sync_read
                                     vfs_read
                                     sys_read
                                     system_call_fastpath
                                     0x7fdfffc5b5d0
                                     __GI___read
                                     0x2f2e2e2f2e2e2f2e

     0.02%          1          objdump  libopcodes-2.23.1.so  [.] 0xed677         
                    |
                    --- 0x7f369000f50e

                    |
                    --- 0x7fc5c6bda677
                        (nil)

     0.02%          1        addr2line  [kernel.kallsyms]     [k] system_call
                         |
                         --- system_call
                            |          
                            |--33.06%-- __GI___getgid
                            |          0x732f6e690068732f
                            |          
                            |--24.61%-- __mprotect
                            |          |          
                            |          |--94.35%-- 0x2000
                            |          |          
                            |           --5.65%-- 0x16f000
                            |          
                            |--12.81%-- __GI___open64
                            |          
                            |--12.01%-- __GI___fxstat
                            |          _nl_find_locale
                            |          __GI_setlocale
                            |          set_default_locale
                            |          
                            |--8.67%-- access
                            |          
                            |--5.28%-- _xstat
                            |          
                            |--1.90%-- __open
                            |          0x6070
                            |          
                             --1.66%-- __GI___libc_sigaction

     0.02%          1        addr2line  [kernel.kallsyms]     [k] vma_prio_tree_insert
                       |
                       --- vma_prio_tree_insert
                          |          
                          |--50.49%-- vma_adjust
                          |          __split_vma
                          |          do_munmap
                          |          elf_map
                          |          load_elf_interp
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f05930d1a57
                          |          0x7f05930d1a57
                          |          
                           --49.51%-- vma_link
                                     mmap_region
                                     sys_mmap_pgoff
                                     system_call_fastpath
                                     0x7ff08010ec5a
                                     __GI_mmap64

     0.02%          1        addr2line  libc-2.11.3.so        [.] __GI_getenv
                         |
                         --- __GI_getenv
                            |          
                            |--16.22%-- 0x7fff413839f9
                            |          0x4445485343007373
                            |          
                            |--12.23%-- 0x6a5210
                            |          0x6d2f454c58412f3d
                            |          
                            |--11.51%-- 0x7fffdbb48cb3
                            |          0x6d2f454c58412f3d
                            |          
                            |--10.63%-- (nil)
                            |          
                            |--10.01%-- 0x7fff7b3ce9c1
                            |          0x61622e687361622f
                            |          
                            |--9.84%-- 0x7fff92140512
                            |          0x7374702f7665642f
                            |          
                            |--8.87%-- 0x6a5ab0
                            |          0x2f343662696c2f72
                            |          
                            |--8.78%-- 0x6a5260
                            |          0x732f7273752f3d42
                            |          
                            |--4.84%-- 0x7fffe44c34ea
                            |          0x38342e32363d544e
                            |          
                            |--2.95%-- 0x6a61c0
                            |          0x253d54414d524f46
                            |          
                            |--2.78%-- 0x7fff5088f512
                            |          0x7374702f7665642f
                            |          
                             --1.36%-- 0x6a5920
                                       0x34365f3638783d

     0.02%          1        addr2line  [kernel.kallsyms]     [k] PageHuge
                       |
                       --- PageHuge
                           page_remove_rmap
                          |          
                          |--50.18%-- zap_pte_range
                          |          unmap_page_range
                          |          unmap_vmas
                          |          |          
                          |          |--98.59%-- unmap_region
                          |          |          do_munmap
                          |          |          sys_munmap
                          |          |          system_call_fastpath
                          |          |          0x7f8ecfd2bc87
                          |          |          __munmap
                          |          |          
                          |           --1.41%-- exit_mmap
                          |                     mmput
                          |                     exec_mmap
                          |                     flush_old_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     __execve
                          |          
                           --49.82%-- do_wp_page
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     0x7f65d3bd1158
                                     _dl_start
                                     _dl_start_user

     0.02%          6             perf  [kernel.kallsyms]     [k] do_wp_page
                       |
                       --- do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                          |          
                          |--51.37%-- 0x7f2abdc87623
                          |          _int_malloc
                          |          0x91
                          |          0x6f6974617475706d
                          |          
                          |--25.11%-- 0x7f2abdc85b80
                          |          _int_free
                          |          
                          |--8.92%-- 0x7f2abdc82c6b
                          |          __GI__IO_list_unlock
                          |          _IO_new_proc_open
                          |          
                          |--8.62%-- 0x7f2abdc83f69
                          |          ptmalloc_unlock_all
                          |          _IO_new_proc_open
                          |          
                          |--3.56%-- 0x44061b
                          |          0x44061b
                          |          
                           --2.42%-- 0x7f2abdc86f50
                                     _int_malloc
                                     0x7f2abff4660b

     0.02%          1        addr2line  libc-2.11.3.so        [.] __GI_fnmatch
                         |
                         --- __GI_fnmatch
                            |          
                            |--50.76%-- 0x7f89ddcdafa7
                            |          0x7f89de0d79a0
                            |          0x31787570682d2a2d
                            |          
                             --49.24%-- 0x7f312423f560
                                       0x666c652d2a2d6562

     0.02%          1          objdump  [kernel.kallsyms]     [k] mem_cgroup_add_lru_list
                    |
                    --- mem_cgroup_add_lru_list
                        pagevec_lru_move_fn
                        __lru_cache_add
                        do_anonymous_page
                        do_page_fault
                        page_fault
                        file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                       |          
                       |--52.52%-- 0x7f22a05e85d0
                       |          __GI___read
                       |          0x2f2e2e2f2e2e2f2e
                       |          
                        --47.48%-- 0x7feeeb1cd5d0
                                  __GI___read
                                  0x2f2e2e2f2e2e2f2e

     0.02%          1          objdump  ld-2.11.3.so          [.] do_lookup_x
                    |
                    --- do_lookup_x
                       |          
                        --100.00%-- _dl_fixup

     0.02%          1          objdump  [kernel.kallsyms]     [k] do_page_fault
                    |
                    --- do_page_fault
                        page_fault
                       |          
                       |--54.69%-- file_read_actor
                       |          do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          |          
                       |          |--54.44%-- 0x7fce116e35d0
                       |          |          __GI___read
                       |          |          0xffffbe000001b685
                       |          |          
                       |           --45.56%-- 0x7f802be055d0
                       |                     __GI___read
                       |                     0xffffbe000001b685
                       |          
                       |--12.53%-- 0x7fc00dab51b0
                       |          __gconv_compare_alias
                       |          __GI_setlocale
                       |          0x409017
                       |          
                       |--12.26%-- 0x7fca688748f4
                       |          bfd_elf64_swap_symbol_in
                       |          (nil)
                       |          
                       |--10.87%-- 0x7f02dc5ea3b8
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                        --9.64%-- 0x7f7e5f51c3b8
                                  _dl_relocate_object
                                  dl_main
                                  _dl_sysdep_start
                                  0x40

     0.02%          1          objdump  [kernel.kallsyms]     [k] free_pcppages_bulk
                    |
                    --- free_pcppages_bulk
                        free_hot_cold_page
                        __pagevec_free
                        release_pages
                        free_pages_and_swap_cache
                        tlb_flush_mmu
                        tlb_finish_mmu
                       |          
                       |--57.19%-- unmap_region
                       |          do_munmap
                       |          sys_munmap
                       |          system_call_fastpath
                       |          0x7f7eefc7ac87
                       |          __munmap
                       |          
                        --42.81%-- exit_mmap
                                  mmput
                                  exit_mm
                                  do_exit
                                  do_group_exit
                                  sys_exit_group
                                  system_call_fastpath
                                  0x7fe8a9d3da38

     0.02%          1        addr2line  libc-2.11.3.so        [.] __strncmp_sse2
                         |
                         --- __strncmp_sse2
                            |          
                            |--54.20%-- _nl_find_locale
                            |          __GI_setlocale
                            |          0x40226f
                            |          
                            |--34.80%-- 0x7fff5d6e8c41
                            |          0x382d4654552e5355
                            |          
                             --11.00%-- 0x7fffb7e20c41
                                       0x382d4654552e5355

     0.02%          1          objdump  [kernel.kallsyms]     [k] page_add_file_rmap
                    |
                    --- page_add_file_rmap
                        __do_fault
                        handle_pte_fault
                        do_page_fault
                        page_fault
                       |          
                       |--51.12%-- 0x7f739bc6a398
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                        --48.88%-- 0x7fc994edd8b8
                                  _dl_map_object_from_fd
                                  _dl_map_object
                                  0x2e33322e322d7365

     0.02%          5          swapper  [kernel.kallsyms]     [k] enter_idle
                    |
                    --- enter_idle
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.02%          1             grep  grep                  [.] 0xb62c          
                         |
                         --- 0x40b1e2

                         |
                         --- 0x40b62c
                             0x800000005
                             (nil)

                         |
                         --- 0x408217

                         |
                         --- 0x4034be

                         |
                         --- 0x40abbd
                             (nil)

                         |
                         --- 0x40c368

                         |
                         --- 0x40b238

                         |
                         --- 0x40b38a

                         |
                         --- 0x415040

                         |
                         --- 0x40aecc

                         |
                         --- 0x40b1de

     0.02%          1        addr2line  [kernel.kallsyms]     [k] vma_adjust
                       |
                       --- vma_adjust
                          |          
                          |--56.27%-- __split_vma
                          |          |          
                          |          |--95.57%-- do_munmap
                          |          |          mmap_region
                          |          |          sys_mmap_pgoff
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--87.30%-- 0x7f95a9e121da
                          |          |          |          mmap
                          |          |          |          0x298000
                          |          |          |          
                          |          |           --12.70%-- 0x7f5af5a3c1da
                          |          |                     mmap
                          |          |                     0x39000
                          |          |          
                          |           --4.43%-- mprotect_fixup
                          |                     sys_mprotect
                          |                     system_call_fastpath
                          |                     0x7fadbb2f0237
                          |                     __mprotect
                          |                     0x16f000
                          |          
                          |--38.75%-- vma_merge
                          |          do_brk
                          |          sys_brk
                          |          system_call_fastpath
                          |          |          
                          |          |--83.61%-- 0x7eff6893a2aa
                          |          |          __brk
                          |          |          
                          |           --16.39%-- 0x7f76b78402aa
                          |                     __brk
                          |          
                           --4.98%-- shift_arg_pages
                                     setup_arg_pages
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.02%         11             perf  [kernel.kallsyms]     [k] anon_vma_clone
                       |
                       --- anon_vma_clone
                          |          
                          |--87.09%-- anon_vma_fork
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --12.91%-- __split_vma
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     0x7f2abdce5c87
                                     __munmap

     0.02%          8             perf  [kernel.kallsyms]     [k] vm_normal_page
                       |
                       --- vm_normal_page
                           copy_pte_range
                           copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.02%          1        addr2line  ld-2.11.3.so          [.] _dl_name_match_p
                         |
                         --- _dl_name_match_p
                            |          
                            |--51.23%-- 0x6469757465730036
                            |          
                            |--32.93%-- 0x6f732e312e33322e
                            |          
                             --15.83%-- 0x6d6574646b6d0036

     0.02%          1          objdump  libc-2.11.3.so        [.] vfprintf
                    |
                    --- vfprintf
                        __GI___vsprintf_chk
                       |          
                        --100.00%-- 0x2f6372732f2e2e2f

     0.02%          1        addr2line  libbfd-2.23.1.so      [.] free@plt
                         |
                         --- free@plt

     0.02%         25            mmfsd  [kernel.kallsyms]     [k] try_to_wake_up
                      |
                      --- try_to_wake_up
                         |          
                         |--57.38%-- up
                         |          |          
                         |          |--51.17%-- 0xffffffffa04a8b20
                         |          |          0xffffffffa05c07e5
                         |          |          0xffffffffa05c0bbf
                         |          |          0xffffffffa0605bc1
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          
                         |          |--41.79%-- 0xffffffffa05c0613
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |           --7.04%-- 0xffffffffa05c0927
                         |                     0xffffffffa05c0bbf
                         |                     0xffffffffa0605bc1
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |          
                          --42.62%-- __wake_up_common
                                    __wake_up
                                    |          
                                    |--64.45%-- 0xffffffffa04a7ff0
                                    |          |          
                                    |          |--93.82%-- 0xffffffffa05c05fb
                                    |          |          0xffffffffa0605a42
                                    |          |          0xffffffffa04c3c65
                                    |          |          do_vfs_ioctl
                                    |          |          sys_ioctl
                                    |          |          system_call_fastpath
                                    |          |          0x7ffb7c11f3d7
                                    |          |          0x7ffb7c11f3d7
                                    |          |          0x1bfffffffff
                                    |          |          
                                    |           --6.18%-- 0xffffffffa05c042a
                                    |                     0xffffffffa0605afe
                                    |                     0xffffffffa04c3c65
                                    |                     do_vfs_ioctl
                                    |                     sys_ioctl
                                    |                     system_call_fastpath
                                    |                     0x7ffb7c11f3d7
                                    |                     0x7ffb7c11f3d7
                                    |                     0xffffc900341c3998
                                    |          
                                     --35.55%-- 0xffffffffa04be300
                                               0xffffffffa05c064a
                                               0xffffffffa0605a42
                                               0xffffffffa04c3c65
                                               do_vfs_ioctl
                                               sys_ioctl
                                               system_call_fastpath
                                               0x7ffb7c11f3d7
                                               0x7ffb7c11f3d7
                                               0x1bfffffffff

     0.02%          1        addr2line  [kernel.kallsyms]     [k] __cache_free
                         |
                         --- __cache_free
                             kfree
                            |          
                            |--56.38%-- load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f255df2ba57
                            |          0x7f255df2ba57
                            |          
                            |--41.52%-- perf_event_mmap_event
                            |          perf_event_mmap
                            |          mmap_region
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          |          
                            |          |--79.27%-- 0x7f0bf60ed1da
                            |          |          mmap
                            |          |          0x16f000
                            |          |          
                            |           --20.73%-- 0x7f1c440de1da
                            |                     mmap
                            |                     0x16f000
                            |          
                            |--1.12%-- load_elf_interp
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          0x7f2abdcb6a57
                            |          
                             --0.98%-- __fput
                                       remove_vma
                                       exit_mmap
                                       mmput
                                       exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f6cc81e7a57
                                       __execve

     0.02%          1        addr2line  libc-2.11.3.so        [.] __GI_strnlen
                         |
                         --- __GI_strnlen
                            |          
                            |--94.60%-- 0x656c61636f6c2f
                            |          
                             --5.40%-- 0x7f833e7aefa7
                                       (nil)
                                       0x6900666c652d2a2d

     0.02%          1             grep  libc-2.11.3.so        [.] critical_factorization
                         |
                         --- critical_factorization
                             0x64e9a0
                             0x7f4b594c8890

     0.02%          1        addr2line  libc-2.11.3.so        [.] _IO_no_init
                       |
                       --- _IO_no_init
                           (nil)

     0.02%         35  fail2ban-server  [unknown]             [.] 0x7f4657da4d98  
            |
            --- 0x7f4657d5c96c
                0x7f4658009680

            |
            --- 0x7f4657d6eb59
                0x602010
                0x602010

            |
            --- 0x7f4657d4f37d
                0x7f4657ffe2c0

            |
            --- 0x7f4657d814b9

            |
            --- 0x7f4657d60688

            |
            --- 0x7f4657d5d1a0

            |
            --- 0x7f4657d911ac
                0x6500746174736c3a

            |
            --- 0x7f4657d5c9e7
                0x7f46581e1e40

            |
            --- 0x7f4657d7ff96
                (nil)

            |
            --- 0x7f4657d5078d
                0x7f4657ffe8c0

            |
            --- 0x7f4657d459b4
                0x7f4658009680

            |
            --- 0x7f4656e86888
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010

            |
            --- 0x7f4657da4d98
                0x7f4658000a60

            |
            --- 0x7f4657d45240

            |
            --- 0x7f4657d5f8fa
                0x84acb0

            |
            --- 0x7f4657d682a0
                0x7f46581c9600

            |
            --- 0x7f4657d8eff0

            |
            --- 0x7f4657d5c740
                0x7f46580026e0

            |
            --- 0x7f4657d81c8d
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010

            |
            --- 0x7f4657d83840

     0.02%          1               sh  [kernel.kallsyms]     [k] find_vma
                       |
                       --- find_vma
                          |          
                          |--77.69%-- do_page_fault
                          |          page_fault
                          |          |          
                          |          |--77.57%-- 0x7f13c5071cd8
                          |          |          _dl_fixup
                          |          |          
                          |           --22.43%-- 0x7f2abfb13dec
                          |                     __reclaim_stacks
                          |                     _IO_new_proc_open
                          |          
                           --22.31%-- arch_get_unmapped_area_topdown
                                     get_unmapped_area
                                     do_mmap_pgoff
                                     sys_mmap_pgoff
                                     system_call_fastpath
                                     0x7f98f4e4ec5a
                                     __GI_mmap64

     0.02%         10             perf  [kernel.kallsyms]     [k] copy_page_c
                       |
                       --- copy_page_c
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                          |          
                          |--20.97%-- 0x7f2abdc87623
                          |          _int_malloc
                          |          0xa1
                          |          
                          |--20.48%-- 0x7f2abdc82c6b
                          |          __GI__IO_list_unlock
                          |          _IO_new_proc_open
                          |          
                          |--19.79%-- 0x7f2abdcb68e6
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--13.05%-- 0x7f2abdc8763f
                          |          _int_malloc
                          |          0x91
                          |          
                          |--9.22%-- 0x7f2abdc83fa5
                          |          ptmalloc_unlock_all
                          |          _IO_new_proc_open
                          |          
                          |--8.70%-- 0x7f2abdcb68dd
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --7.78%-- 0x7f2abdc83f69
                                     ptmalloc_unlock_all
                                     _IO_new_proc_open

     0.02%          1        addr2line  [kernel.kallsyms]     [k] mntget
                         |
                         --- mntget
                            |          
                            |--74.33%-- path_get
                            |          |          
                            |          |--85.50%-- unlazy_walk
                            |          |          do_lookup
                            |          |          do_last
                            |          |          path_openat
                            |          |          do_filp_open
                            |          |          do_sys_open
                            |          |          system_call_fastpath
                            |          |          0x7f225f6551e0
                            |          |          __GI___open64
                            |          |          
                            |           --14.50%-- d_path
                            |                     perf_event_mmap_event
                            |                     perf_event_mmap
                            |                     mmap_region
                            |                     elf_map
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                             --25.67%-- complete_walk
                                       do_last
                                       path_openat
                                       do_filp_open
                                       do_sys_open
                                       system_call_fastpath
                                       0x7f654134b1e0
                                       __GI___open64

     0.02%          1          objdump  [kernel.kallsyms]     [k] ____pagevec_lru_add_fn
                         |
                         --- ____pagevec_lru_add_fn
                             pagevec_lru_move_fn
                             __lru_cache_add
                             do_anonymous_page
                             do_page_fault
                             page_fault
                            |          
                            |--59.54%-- file_read_actor
                            |          do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          0x7f9cb95ec5d0
                            |          __GI___read
                            |          0xffffbe000001b685
                            |          
                             --40.46%-- 0x7f5146f948f4
                                       bfd_elf64_swap_symbol_in
                                       0x713c90

     0.02%          1             grep  [kernel.kallsyms]     [k] unlock_page
                         |
                         --- unlock_page
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                            |          
                            |--88.13%-- 0x7f68dc426f50
                            |          __GI__IO_file_open
                            |          __fopen_internal
                            |          
                            |--9.18%-- 0x7fcd3eb48180
                            |          __GI___getpagesize
                            |          _nl_find_locale
                            |          __GI_setlocale
                            |          0x406294
                            |          
                            |--1.97%-- 0x7f3125722b6a
                            |          _dl_load_cache_lookup
                            |          
                             --0.72%-- 0x7f3e69286b80
                                       _dl_name_match_p

     0.02%          1        addr2line  bash                  [.] mbrtowc@plt
                         |
                         --- mbrtowc@plt

     0.02%          2             perf  [kernel.kallsyms]     [k] _raw_spin_lock
                       |
                       --- _raw_spin_lock
                          |          
                          |--41.13%-- journal_dirty_data
                          |          ext3_journal_dirty_data
                          |          walk_page_buffers
                          |          ext3_ordered_write_end
                          |          generic_perform_write
                          |          generic_file_buffered_write
                          |          __generic_file_aio_write
                          |          generic_file_aio_write
                          |          do_sync_write
                          |          vfs_write
                          |          sys_write
                          |          system_call_fastpath
                          |          0x7fc73c5b4730
                          |          __write_nocancel
                          |          
                          |--27.17%-- copy_pte_range
                          |          copy_page_range
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--18.80%-- __pte_alloc
                          |          copy_pte_range
                          |          copy_page_range
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--12.45%-- task_rq_lock
                          |          task_sched_runtime
                          |          thread_group_cputime
                          |          thread_group_times
                          |          wait_task_zombie
                          |          do_wait
                          |          sys_wait4
                          |          system_call_fastpath
                          |          0x7f2abdc76535
                          |          _IO_new_proc_close
                           --0.45%-- [...]

     0.02%          1        addr2line  [kernel.kallsyms]     [k] sys_brk
                         |
                         --- sys_brk
                             system_call_fastpath
                            |          
                            |--69.98%-- 0x7f862ca1e41a
                            |          __brk
                            |          
                             --30.02%-- 0x7f3c8915b2aa
                                       __brk

     0.02%          1        addr2line  libc-2.11.3.so        [.] sysconf
                         |
                         --- sysconf
                            |          
                             --100.00%-- _nl_find_locale
                                       __GI_setlocale
                                       |          
                                       |--52.29%-- set_default_locale
                                       |          
                                        --47.71%-- 0x402263

     0.02%          4             perf  [kernel.kallsyms]     [k] cpumask_any_but
                       |
                       --- cpumask_any_but
                           flush_tlb_page
                          |          
                          |--82.34%-- ptep_set_access_flags
                          |          do_wp_page
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--81.17%-- 0x7f2abdc848a6
                          |          |          malloc_consolidate
                          |          |          0x81
                          |          |          
                          |           --18.83%-- 0x7f2abdc85b80
                          |                     _int_free
                          |          
                           --17.66%-- ptep_clear_flush
                                     do_wp_page
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     0x7f2abdc83fa5
                                     ptmalloc_unlock_all
                                     _IO_new_proc_open

     0.02%          1        addr2line  [kernel.kallsyms]     [k] getname_flags
                         |
                         --- getname_flags
                            |          
                            |--69.77%-- sys_execve
                            |          stub_execve
                            |          |          
                            |          |--94.23%-- 0x7f2abdcb6a57
                            |          |          __execve
                            |          |          
                            |           --5.77%-- 0x7f64e28eba57
                            |                     __execve
                            |                     0x6a6a60
                            |                     0x6a6ac0
                            |                     0x6a6b20
                            |                     0x6a6ba0
                            |          
                            |--25.97%-- do_sys_open
                            |          system_call_fastpath
                            |          |          
                            |          |--44.25%-- 0x7eff2d39d1e0
                            |          |          __GI___open64
                            |          |          
                            |          |--35.16%-- 0x7f47b73c91e0
                            |          |          __GI___open64
                            |          |          
                            |           --20.59%-- 0x7f0aac0aef57
                            |                     __open
                            |                     0x6980
                            |          
                             --4.26%-- user_path_at_empty
                                       vfs_fstatat
                                       sys_newstat
                                       system_call_fastpath
                                       0x7f4c35dd4765
                                       _xstat
                                       0x6f6974617475706d

     0.02%         36          swapper  [kernel.kallsyms]     [k] __schedule
                    |
                    --- __schedule
                       |          
                       |--98.97%-- cpu_idle
                       |          
                       |--0.61%-- 0xffff8805b67fc000
                        --0.42%-- [...]

     0.02%          1        addr2line  libc-2.11.3.so        [.] read_alias_file
                         |
                         --- read_alias_file
                             _nl_expand_alias
                             __GI_setlocale
                            |          
                            |--80.76%-- set_default_locale
                            |          
                             --19.24%-- 0x402263

     0.02%          1        addr2line  [kernel.kallsyms]     [k] __dentry_open
                         |
                         --- __dentry_open
                             do_last
                             path_openat
                             do_filp_open
                            |          
                            |--59.87%-- open_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f6acbf71a57
                            |          __execve
                            |          0x6a6a60
                            |          0x6a6ac0
                            |          0x6a6b20
                            |          0x6a6ba0
                            |          
                             --40.13%-- do_sys_open
                                       system_call_fastpath
                                       |          
                                       |--54.12%-- 0x7f93baa7c1e0
                                       |          __GI___open64
                                       |          
                                       |--25.83%-- 0x7fd6ea9971e0
                                       |          __GI___open64
                                       |          
                                       |--12.51%-- 0x7f8b1dd10f57
                                       |          __open
                                       |          0x6980
                                       |          
                                        --7.54%-- 0x7f6c91e13f57
                                                  __open
                                                  0x6980

     0.02%          1        addr2line  [kernel.kallsyms]     [k] dnotify_flush
                       |
                       --- dnotify_flush
                           filp_close
                          |          
                          |--70.32%-- put_files_struct
                          |          do_exit
                          |          do_group_exit
                          |          sys_exit_group
                          |          system_call_fastpath
                          |          0x7fa4a9ec8a38
                          |          
                           --29.68%-- sys_close
                                     system_call_fastpath
                                     |          
                                     |--63.39%-- 0x7f32edd493d1
                                     |          _nl_load_locale
                                     |          
                                      --36.61%-- 0x7fb00ec60570
                                                __GI___libc_close

     0.02%          1        addr2line  [kernel.kallsyms]     [k] zone_statistics
                       |
                       --- zone_statistics
                           get_page_from_freelist
                           __alloc_pages_nodemask
                          |          
                          |--99.52%-- alloc_pages_vma
                          |          do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--87.49%-- 0x7fe219df98f4
                          |          |          bfd_elf64_swap_symbol_in
                          |          |          0x785070
                          |          |          
                          |           --12.51%-- 0x7fce8c0d6ec0
                          |                     bfd_elf64_slurp_symbol_table
                          |                     0x7fce8c5e4080
                          |                     0x62df51
                          |                     0x7fff2713832a
                           --0.48%-- [...]

     0.02%          1          objdump  [kernel.kallsyms]     [k] find_vma
                    |
                    --- find_vma
                        do_page_fault
                        page_fault
                       |          
                       |--56.50%-- 0x7f58f2df73b8
                       |          _dl_relocate_object
                       |          dl_main
                       |          _dl_sysdep_start
                       |          0x40
                       |          
                        --43.50%-- 0x7f34ab5ea3ad
                                  _dl_relocate_object
                                  dl_main
                                  _dl_sysdep_start
                                  0x40

     0.02%          1        addr2line  libc-2.11.3.so        [.] __strchr_sse2
                  |
                  --- __strchr_sse2
                     |          
                     |--87.27%-- _nl_expand_alias
                     |          __GI_setlocale
                     |          |          
                     |          |--65.37%-- 0x402263
                     |          |          
                     |           --34.63%-- set_default_locale
                     |          
                      --12.73%-- _nl_find_locale
                                __GI_setlocale
                                0x453887

     0.02%          1        addr2line  [kernel.kallsyms]     [k] change_protection
                       |
                       --- change_protection
                           mprotect_fixup
                           sys_mprotect
                           system_call_fastpath
                          |          
                          |--61.00%-- 0x7fafda71a237
                          |          __mprotect
                          |          0x2000
                          |          
                          |--18.77%-- 0x7fa6bbbb8237
                          |          __mprotect
                          |          0x7fa6bbdbf640
                          |          
                          |--6.16%-- 0x7fa4c0fad237
                          |          __mprotect
                          |          0x298000
                          |          
                          |--5.12%-- 0x7f339cd00237
                          |          __mprotect
                          |          0x39000
                          |          
                          |--4.38%-- 0x7f8c7880f237
                          |          __mprotect
                          |          0x7f8c789e54d0
                          |          (nil)
                          |          
                          |--1.77%-- 0x7f91235e7237
                          |          __mprotect
                          |          0x16f000
                          |          
                          |--1.72%-- 0x7fa4610ba237
                          |          __mprotect
                          |          0x3e000
                          |          
                           --1.09%-- 0x7fc1f04e1237
                                     __mprotect
                                     0x7fc1f06b74d0
                                     (nil)

     0.02%         31            mmfsd  [mmfslinux]           [k] 0x23c68         
                      |
                      --- 0xffffffffa04a0830
                         |          
                         |--97.98%-- 0xffffffffa05bf8c9
                         |          0xffffffffa05c05fb
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                          --2.02%-- 0xffffffffa05c03b8
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

                      |
                      --- 0xffffffffa04a0835
                         |          
                         |--57.63%-- 0xffffffffa05c0768
                         |          0xffffffffa05c0bbf
                         |          0xffffffffa0605bc1
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                         |--21.75%-- 0xffffffffa05c05c5
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                         |--15.55%-- 0xffffffffa05c03f2
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                         |          
                          --5.07%-- 0xffffffffa05bf168
                                    0xffffffffa05c0478
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

                      |
                      --- 0xffffffffa04a7fc3
                          0xffffffffa05c05fb
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

                      |
                      --- 0xffffffffa04a8b7d
                          0xffffffffa05c07e5
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04a0589
                         |          
                         |--90.29%-- 0xffffffffa05c0b3e
                         |          0xffffffffa0605bc1
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                          --9.71%-- 0xffffffffa05c0325
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

                      |
                      --- 0xffffffffa04a89b0
                          0xffffffffa051f54e
                          0xffffffffa053ad3b
                          0xffffffffa05c0bce
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04a7740
                          0xffffffffa0607efc
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          (nil)

                      |
                      --- 0xffffffffa04c3fc2
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                         |          
                          --100.00%-- 0xffffc900341c3998

                      |
                      --- 0xffffffffa04a8b80
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

                      |
                      --- 0xffffffffa04c3c68
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04a0832
                          0xffffffffa05c0768
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04a0579
                          0xffffffffa051f536
                          0xffffffffa053ad3b
                          0xffffffffa05c0487
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

                      |
                      --- 0xffffffffa04c3bf8
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                         |          
                          --100.00%-- 0x7ffb741674f0

                      |
                      --- 0xffffffffa04c3bee
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04a87d0
                          0xffffffffa05c0927
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04c3fc0
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x37200000

                      |
                      --- 0xffffffffa04a89b7
                          0xffffffffa051f54e
                          0xffffffffa053ac4a
                          0xffffffffa05c057f
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

                      |
                      --- 0xffffffffa04a89d8
                          0xffffffffa05c06e1
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa04c2618
                          0xffffffffa0605a88
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x24a00000

     0.02%          1               sh  libc-2.11.3.so        [.] __strlen_sse42
                         |
                         --- __strlen_sse42
                            |          
                             --100.00%-- 0x337462643d455341

     0.02%          1        addr2line  ld-2.11.3.so          [.] _dl_map_object
                         |
                         --- _dl_map_object
                            |          
                            |--59.60%-- 0x732e6362696c0031
                            |          
                            |--25.80%-- 0x352e6f732e656e69
                            |          
                            |--11.38%-- dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                             --3.22%-- 0x6f6c636c6400322e

     0.02%          9          swapper  [kernel.kallsyms]     [k] __do_softirq
                    |
                    --- __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                       |          
                       |--96.12%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --3.88%-- reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.02%          1        addr2line  libc-2.11.3.so        [.] __GI_qsort_r
                         |
                         --- __GI_qsort_r
                            |          
                            |--54.08%-- 0x4174ee
                            |          
                             --45.92%-- read_alias_file
                                       _nl_expand_alias
                                       __GI_setlocale
                                       set_default_locale

     0.02%          1        addr2line  ld-2.11.3.so          [.] _dl_setup_hash
                         |
                         --- _dl_setup_hash
                            |          
                            |--98.34%-- _dl_map_object
                            |          |          
                            |          |--73.20%-- 0x2e7a62696c00322e
                            |          |          
                            |          |--14.91%-- 0x352e6f732e7365
                            |          |          
                            |           --11.89%-- 0x352e6f732e656e69
                            |          
                             --1.66%-- _dl_start_user

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __rb_rotate_left
                       |
                       --- __rb_rotate_left
                           rb_insert_color
                          |          
                          |--79.79%-- vma_adjust
                          |          __split_vma
                          |          mprotect_fixup
                          |          sys_mprotect
                          |          system_call_fastpath
                          |          0x7f2fa366a237
                          |          __mprotect
                          |          0x39000
                          |          
                          |--13.48%-- put_prev_task_fair
                          |          __schedule
                          |          retint_careful
                          |          0x7f54efa532bb
                          |          bfd_elf64_slurp_symbol_table
                          |          
                           --6.72%-- vma_link
                                     mmap_region
                                     |          
                                     |--83.72%-- sys_mmap_pgoff
                                     |          system_call_fastpath
                                     |          0x7f60d6fe31da
                                     |          mmap
                                     |          0x16f000
                                     |          
                                      --16.28%-- elf_map
                                                load_elf_binary
                                                search_binary_handler
                                                do_execve_common
                                                sys_execve
                                                stub_execve
                                                0x7fa8ada92a57
                                                0x7fa8ada92a57

     0.01%          9          swapper  [kernel.kallsyms]     [k] scheduler_tick
                    |
                    --- scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.01%          1        addr2line  libc-2.11.3.so        [.] intel_02_known_compare
                  |
                  --- intel_02_known_compare
                     |          
                     |--70.50%-- 0x400003400860
                     |          
                      --29.50%-- 0x200000094004d2

     0.01%         11          swapper  [kernel.kallsyms]     [k] ns_to_timespec
                    |
                    --- ns_to_timespec
                       |          
                       |--83.96%-- ns_to_timeval
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --16.04%-- menu_select
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%         15          swapper  [kernel.kallsyms]     [k] update_shares
                    |
                    --- update_shares
                       |          
                       |--99.32%-- rebalance_domains
                       |          |          
                       |          |--66.58%-- run_rebalance_domains
                       |          |          __do_softirq
                       |          |          call_softirq
                       |          |          do_softirq
                       |          |          irq_exit
                       |          |          |          
                       |          |          |--85.70%-- reschedule_interrupt
                       |          |          |          intel_idle
                       |          |          |          cpuidle_idle_call
                       |          |          |          cpu_idle
                       |          |          |          
                       |          |           --14.30%-- smp_apic_timer_interrupt
                       |          |                     apic_timer_interrupt
                       |          |                     intel_idle
                       |          |                     cpuidle_idle_call
                       |          |                     cpu_idle
                       |          |          
                       |           --33.42%-- nohz_idle_balance
                       |                     __do_softirq
                       |                     call_softirq
                       |                     do_softirq
                       |                     irq_exit
                       |                     reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --0.68%-- idle_balance
                                  thread_return
                                  cpu_idle

     0.01%          1               sh  libc-2.11.3.so        [.] __GI_mbrtowc
                         |
                         --- __GI_mbrtowc
                            |          
                             --100.00%-- 0x636600652d43782d

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __kmalloc
                         |
                         --- __kmalloc
                            |          
                            |--84.92%-- load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          |          
                            |          |--88.53%-- 0x7fe7287baa57
                            |          |          __execve
                            |          |          0x6a6a60
                            |          |          0x6a6ac0
                            |          |          0x6a6b20
                            |          |          0x6a6ba0
                            |          |          
                            |           --11.47%-- 0x7f2abdcb6a57
                            |                     __execve
                            |          
                            |--14.08%-- load_elf_interp
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          0x7f2abdcb6a57
                            |          
                             --1.00%-- aa_get_name
                                       apparmor_bprm_set_creds
                                       prepare_binprm
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7fe796bd2a57
                                       __execve
                                       0x6a6a60
                                       0x6a6ac0
                                       0x6a6b20
                                       0x6a6ba0

     0.01%          1          objdump  [kernel.kallsyms]     [k] memcg_check_events
                    |
                    --- memcg_check_events
                       |          
                       |--79.82%-- __mem_cgroup_uncharge_common
                       |          page_remove_rmap
                       |          zap_pte_range
                       |          unmap_page_range
                       |          unmap_vmas
                       |          exit_mmap
                       |          mmput
                       |          exit_mm
                       |          do_exit
                       |          do_group_exit
                       |          sys_exit_group
                       |          system_call_fastpath
                       |          0x7f22a05c3a38
                       |          
                        --20.18%-- mem_cgroup_charge_common
                                  do_anonymous_page
                                  do_page_fault
                                  page_fault
                                  0x7fa3c0f61ec0
                                  bfd_elf64_slurp_symbol_table
                                  0x7fa3c058a080
                                  0x65c3eb
                                  0x7fff5f706301

     0.01%          1          objdump  [kernel.kallsyms]     [k] __mem_cgroup_uncharge_common
                    |
                    --- __mem_cgroup_uncharge_common
                        page_remove_rmap
                        zap_pte_range
                        unmap_page_range
                        unmap_vmas
                        unmap_region
                        do_munmap
                        sys_munmap
                        system_call_fastpath
                       |          
                       |--82.53%-- 0x7f3377a5ec87
                       |          __munmap
                       |          
                        --17.47%-- 0x7f6d8d626c87
                                  __munmap
                                  (nil)

     0.01%          1        addr2line  bash                  [.] 0x1cb98         
                         |
                         --- 0x41d2ee
                             0x7fbb00000000
                             0x7fbb7c910065

                         |
                         --- 0x41b7c8

                         |
                         --- 0x41cc7f

                         |
                         --- 0x41b778

                         |
                         --- 0x41cb98

                         |
                         --- 0x41cf55

                         |
                         --- 0x41a93e

                         |
                         --- 0x41cbaa

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __zone_watermark_ok
                       |
                       --- __zone_watermark_ok
                           get_page_from_freelist
                           __alloc_pages_nodemask
                           alloc_pages_vma
                           do_anonymous_page
                           do_page_fault
                           page_fault
                          |          
                          |--74.35%-- 0x7fca61d769d3
                          |          _int_malloc
                          |          
                          |--18.82%-- 0x7fde11346000
                          |          _int_malloc
                          |          0x7fde1163baa0
                          |          0x834800000000ba00
                          |          
                           --6.82%-- 0x7f3a5325adc8
                                     __GI_memset

     0.01%          1               sh  ld-2.11.3.so          [.] do_lookup_x
                       |
                       --- do_lookup_x

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf_string_from_elf_section@plt
                  |
                  --- bfd_elf_string_from_elf_section@plt
                      (nil)

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_getl64
                    |
                    --- bfd_getl64
                       |          
                       |--48.49%-- 0x75602
                       |          
                       |--29.41%-- 0x74c320
                       |          
                        --22.10%-- 0xb7ce24

     0.01%          1        addr2line  libc-2.11.3.so        [.] _IO_setb_internal
                         |
                         --- _IO_setb_internal
                             (nil)

     0.01%          1         postgres  [kernel.kallsyms]     [k] mem_cgroup_charge_common
                   |
                   --- mem_cgroup_charge_common
                      |          
                      |--94.40%-- mem_cgroup_cache_charge
                      |          shmem_getpage_gfp
                      |          shmem_fault
                      |          __do_fault
                      |          handle_pte_fault
                      |          do_page_fault
                      |          page_fault
                      |          copy_user_generic_string
                      |          0xffffffffa04bfedc
                      |          0xffffffffa04c021c
                      |          0xffffffffa0554e96
                      |          0xffffffffa056facb
                      |          0xffffffffa04c61ab
                      |          vfs_read
                      |          sys_read
                      |          system_call_fastpath
                      |          0x7fb873db55d0
                      |          __GI___read
                      |          
                       --5.60%-- do_anonymous_page
                                 do_page_fault
                                 page_fault
                                 0x7fb873d619d3
                                 _int_malloc
                                 (nil)

     0.01%          1        addr2line  [kernel.kallsyms]     [k] d_path
                         |
                         --- d_path
                             perf_event_mmap_event
                             perf_event_mmap
                            |          
                            |--85.44%-- mmap_region
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          |          
                            |          |--89.44%-- 0x7fe25ad65c5a
                            |          |          __GI_mmap64
                            |          |          
                            |           --10.56%-- 0x7f0a41ab8c5a
                            |                     __GI_mmap64
                            |          
                             --14.56%-- mprotect_fixup
                                       sys_mprotect
                                       system_call_fastpath
                                       0x7fc55739b237
                                       __mprotect
                                       0x7fc5575a2fe8
                                       (nil)

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI_bsearch
                         |
                         --- __GI_bsearch
                            |          
                            |--41.48%-- __GI_setlocale
                            |          |          
                            |          |--54.35%-- set_default_locale
                            |          |          
                            |           --45.65%-- 0x453887
                            |          
                            |--34.75%-- 0x400003400860
                            |          
                            |--9.72%-- 0x10000006400887
                            |          
                            |--7.93%-- 0x698988
                            |          0x2d4f53492e4c4e5f
                            |          
                             --6.13%-- 0x6989b9
                                       0x492e45455f746500

     0.01%          1         postgres  postgres              [.] brin_copy_tuple
                   |
                   --- brin_copy_tuple
                       bringetbitmap
                       FunctionCall2Coll
                       index_getbitmap
                       MultiExecBitmapIndexScan
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1        addr2line  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                         |
                         --- _raw_spin_lock_irqsave
                            |          
                            |--82.54%-- release_pages
                            |          free_pages_and_swap_cache
                            |          tlb_flush_mmu
                            |          tlb_finish_mmu
                            |          exit_mmap
                            |          mmput
                            |          exit_mm
                            |          do_exit
                            |          do_group_exit
                            |          sys_exit_group
                            |          system_call_fastpath
                            |          0x7fdf2fea6a38
                            |          
                             --17.46%-- try_to_wake_up
                                       |          
                                       |--91.29%-- __queue_work
                                       |          call_timer_fn
                                       |          run_timer_softirq
                                       |          __do_softirq
                                       |          call_softirq
                                       |          do_softirq
                                       |          irq_exit
                                       |          smp_apic_timer_interrupt
                                       |          apic_timer_interrupt
                                       |          find_get_page
                                       |          filemap_fault
                                       |          __do_fault
                                       |          handle_pte_fault
                                       |          do_page_fault
                                       |          page_fault
                                       |          0x7f6bdbfa53b8
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                        --8.71%-- pollwake
                                                  __wake_up_common
                                                  __wake_up
                                                  account
                                                  extract_entropy
                                                  create_elf_tables
                                                  load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  0x7feb64563a57
                                                  0x7feb64563a57

     0.01%          1        addr2line  [kernel.kallsyms]     [k] sys_mprotect
                       |
                       --- sys_mprotect
                           system_call_fastpath
                          |          
                          |--44.58%-- 0x7f096b77b237
                          |          __mprotect
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--39.41%-- 0x7f5440741237
                          |          __mprotect
                          |          0x7f54409174d0
                          |          (nil)
                          |          
                          |--8.94%-- 0x7f29e5006237
                          |          __mprotect
                          |          
                           --7.06%-- 0x7f07d5fe2237
                                     __mprotect
                                     0x39000

     0.01%          1         postgres  [kernel.kallsyms]     [k] page_add_new_anon_rmap
                   |
                   --- page_add_new_anon_rmap
                       do_anonymous_page
                       do_page_fault
                       page_fault
                       0x7fb873d619d3
                       _int_malloc
                       (nil)

     0.01%          1         postgres  postgres              [.] AllocSetAlloc
                   |
                   --- AllocSetAlloc
                       heap_form_minimal_tuple
                       ExecFetchSlotMinimalTuple
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  libc-2.11.3.so        [.] __malloc
                   |
                   --- __malloc
                       dense_alloc
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] heap_form_minimal_tuple
                   |
                   --- heap_form_minimal_tuple
                       ExecFetchSlotMinimalTuple
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] FunctionCall1Coll
                   |
                   --- FunctionCall1Coll
                       ExecHashGetHashValue
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] int4eq
                   |
                   --- int4eq
                       ExecQual
                       ExecScanHashBucket
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] SeqNext
                   |
                   --- SeqNext
                       ExecScan
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] gettimeofday@plt
                   |
                   --- gettimeofday@plt
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] float48mul
                   |
                   --- float48mul
                       ExecMakeFunctionResultNoSets
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] radix_tree_maybe_preload
                   |
                   --- radix_tree_maybe_preload
                       add_to_page_cache_locked
                       add_to_page_cache
                       add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] __isinf@plt
                   |
                   --- __isinf@plt
                       ExecMakeFunctionResultNoSets
                       ExecMakeFunctionResultNoSets
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] heapgetpage
                   |
                   --- heapgetpage
                       heapgettup_pagemode
                       heap_getnext
                       SeqNext
                       ExecScan
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] dense_alloc
                   |
                   --- dense_alloc
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] policy_zonelist
                   |
                   --- policy_zonelist
                       0xffff880390ca8400
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] pfree
                   |
                   --- pfree
                       ExecClearTuple
                       ExecProject
                       ExecScan
                       ExecProcNode
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] ExecFetchSlotMinimalTuple
                   |
                   --- ExecFetchSlotMinimalTuple
                       ExecHashTableInsert
                       MultiExecHash
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] kmem_cache_alloc
                   |
                   --- kmem_cache_alloc
                       __radix_tree_preload
                       add_to_page_cache_locked
                       add_to_page_cache
                       add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1     kworker/13:1  [kernel.kallsyms]     [k] drain_array
               |
               --- drain_array
                   cache_reap
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.01%          1         postgres  [kernel.kallsyms]     [k] blk_finish_plug
                   |
                   --- blk_finish_plug
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] DatumGetFloat8
                   |
                   --- DatumGetFloat8
                       ExecMakeFunctionResultNoSets
                       ExecMakeFunctionResultNoSets
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] cache_alloc_refill
                   |
                   --- cache_alloc_refill
                       kmem_cache_alloc
                       __radix_tree_preload
                       add_to_page_cache_locked
                       add_to_page_cache
                       add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  [kernel.kallsyms]     [k] __zone_watermark_ok
                   |
                   --- __zone_watermark_ok
                       get_page_from_freelist
                       __alloc_pages_nodemask
                       alloc_pages_vma
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1        addr2line  [kernel.kallsyms]     [k] mntput_no_expire
                       |
                       --- mntput_no_expire
                          |          
                          |--79.50%-- d_path
                          |          perf_event_mmap_event
                          |          perf_event_mmap
                          |          |          
                          |          |--79.69%-- mmap_region
                          |          |          |          
                          |          |          |--91.84%-- sys_mmap_pgoff
                          |          |          |          system_call_fastpath
                          |          |          |          |          
                          |          |          |          |--59.01%-- 0x7fad74e43c5a
                          |          |          |          |          __GI_mmap64
                          |          |          |          |          
                          |          |          |          |--31.22%-- 0x7fdda40ecc5a
                          |          |          |          |          __GI_mmap64
                          |          |          |          |          
                          |          |          |           --9.77%-- 0x7fa6774e8c5a
                          |          |          |                     __GI_mmap64
                          |          |          |          
                          |          |           --8.16%-- elf_map
                          |          |                     load_elf_binary
                          |          |                     search_binary_handler
                          |          |                     do_execve_common
                          |          |                     sys_execve
                          |          |                     stub_execve
                          |          |                     0x7fee6970fa57
                          |          |                     0x7fee6970fa57
                          |          |          
                          |           --20.31%-- mprotect_fixup
                          |                     sys_mprotect
                          |                     system_call_fastpath
                          |                     0x7f191291a237
                          |                     __mprotect
                          |                     0x7f1912b21fe8
                          |                     (nil)
                          |          
                          |--14.06%-- path_lookupat
                          |          do_path_lookup
                          |          user_path_at_empty
                          |          |          
                          |          |--59.97%-- sys_faccessat
                          |          |          system_call_fastpath
                          |          |          0x7f870b11c687
                          |          |          access
                          |          |          
                          |           --40.03%-- vfs_fstatat
                          |                     sys_newstat
                          |                     system_call_fastpath
                          |                     0x7f3176daf765
                          |                     _xstat
                          |                     0x732f6e690068732f
                          |          
                           --6.45%-- remove_vma
                                     exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7fcf69a75a57
                                     __execve

     0.01%         18            mmfsd  [mmfs26]              [k] 0xf531          
                      |
                      --- 0xffffffffa051f531
                         |          
                         |--98.13%-- 0xffffffffa053ad3b
                         |          0xffffffffa05c0487
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          |          
                         |          |--97.77%-- 0xffffc900341c3998
                         |          |          
                         |           --2.23%-- 0x7ffb640174b0
                         |          
                          --1.87%-- 0xffffffffa053ac4a
                                    0xffffffffa05bf48f
                                    0xffffffffa0605aa3
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x388000000000

                      |
                      --- 0xffffffffa0605b00
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

                      |
                      --- 0xffffffffa05be02f
                          0xffffffffa05beffc
                          0xffffffffa05bf361
                          0xffffffffa05bf4b1
                          0xffffffffa0605aa3
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xe200000

                      |
                      --- 0xffffffffa05be010
                          0xffffffffa05beffc
                          0xffffffffa05bf361
                          0xffffffffa05bf4b1
                          0xffffffffa0605aa3
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x2ba00000

                      |
                      --- 0xffffffffa05c0465
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

                      |
                      --- 0xffffffffa0605a03
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa05c0980
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa05c047a
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                         |          
                         |--58.91%-- 0xffffc900341c0f10
                         |          
                          --41.09%-- 0xffffc900341c3998

                      |
                      --- 0xffffffffa053ac45
                          0xffffffffa05c03a2
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

                      |
                      --- 0xffffffffa0605b92
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

                      |
                      --- 0xffffffffa05c047e
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

                      |
                      --- 0xffffffffa05be3bd
                          0xffffffffa05c05d0
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

                      |
                      --- 0xffffffffa05be394
                          0xffffffffa05c05d0
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

     0.01%          1         postgres  [kernel.kallsyms]     [k] retint_restore_args
                   |
                   --- retint_restore_args
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1         postgres  [kernel.kallsyms]     [k] rcu_start_gp
                   |
                   --- rcu_start_gp
                       force_qs_rnp
                       force_quiescent_state
                       __rcu_process_callbacks
                       rcu_process_callbacks
                       __do_softirq
                       call_softirq
                       do_softirq
                       irq_exit
                       smp_apic_timer_interrupt
                       apic_timer_interrupt
                       0xffffffffa05d84b7
                       0xffffffffa05f5a49
                       0xffffffffa056f3f6
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1         postgres  postgres              [.] mdread
                   |
                   --- mdread
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] try_to_wake_up
                   |
                   --- try_to_wake_up
                       up
                       0xffffffffa04a8b20
                       0xffffffffa05c07e5
                       0xffffffffa05c0acd
                       0xffffffffa052d81b
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] FilePrefetch
                   |
                   --- FilePrefetch
                       PrefetchBuffer
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] ktime_get_update_offsets
                   |
                   --- ktime_get_update_offsets
                       hrtimer_interrupt
                       smp_apic_timer_interrupt
                       apic_timer_interrupt
                       0xffffffffa05e1d4d
                       posix_fadvise

     0.01%          1         postgres  [kernel.kallsyms]     [k] force_page_cache_readahead
                   |
                   --- force_page_cache_readahead
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] BufTableLookup
                   |
                   --- BufTableLookup
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] ReleaseAndReadBuffer
                   |
                   --- ReleaseAndReadBuffer
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] current_fs_time
                   |
                   --- current_fs_time
                       file_update_time
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1         postgres  postgres              [.] advance_transition_function
                   |
                   --- advance_transition_function
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] pg_detoast_datum_packed
                   |
                   --- pg_detoast_datum_packed
                       ExecMakeFunctionResultNoSets
                       ExecEvalCase
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] pg_database_encoding_max_length
                   |
                   --- pg_database_encoding_max_length
                       textlike
                       ExecMakeFunctionResultNoSets
                       ExecEvalCase
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] add_to_page_cache
                   |
                   --- add_to_page_cache
                       add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  [kernel.kallsyms]     [k] policy_nodemask
                   |
                   --- policy_nodemask
                       0xffff880390ca8400
                       posix_fadvise

     0.01%          1         postgres  [kernel.kallsyms]     [k] smp_apic_timer_interrupt
                   |
                   --- smp_apic_timer_interrupt
                       apic_timer_interrupt
                       0xffffffffa05351b4
                       0xffffffffa05a6879
                       0xffffffffa052eb10
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] RecoveryInProgress
                   |
                   --- RecoveryInProgress
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  [kernel.kallsyms]     [k] current_kernel_time
                   |
                   --- current_kernel_time
                       current_fs_time
                       file_update_time
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1         postgres  [kernel.kallsyms]     [k] __schedule
                   |
                   --- __schedule
                       0xffffffffa04a8b7d
                       0xffffffffa05c07e5
                       0xffffffffa05c0acd
                       0xffffffffa052d81b
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] CHashDelete
                   |
                   --- CHashDelete
                       BufTableDelete
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] mdopen
                   |
                   --- mdopen
                       _mdfd_getseg
                       mdprefetch
                       PrefetchBuffer
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%         11          swapper  [kernel.kallsyms]     [k] nr_iowait_cpu
                    |
                    --- nr_iowait_cpu
                       |          
                       |--60.28%-- menu_select
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --39.72%-- update_ts_time_stats
                                  tick_nohz_stop_idle
                                  |          
                                  |--97.75%-- tick_check_idle
                                  |          irq_enter
                                  |          |          
                                  |          |--62.43%-- smp_apic_timer_interrupt
                                  |          |          apic_timer_interrupt
                                  |          |          intel_idle
                                  |          |          cpuidle_idle_call
                                  |          |          cpu_idle
                                  |          |          
                                  |           --37.57%-- do_IRQ
                                  |                     ret_from_intr
                                  |                     intel_idle
                                  |                     cpuidle_idle_call
                                  |                     cpu_idle
                                  |          
                                   --2.25%-- tick_nohz_restart_sched_tick
                                             cpu_idle

     0.01%          1         postgres  postgres              [.] PinBuffer_Locked
                   |
                   --- PinBuffer_Locked
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] ExecStoreMinimalTuple
                   |
                   --- ExecStoreMinimalTuple
                       ExecScanHashBucket
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1         postgres  postgres              [.] UnpinBuffer
                   |
                   --- UnpinBuffer
                       ReleaseAndReadBuffer
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          5             perf  [kernel.kallsyms]     [k] prep_new_page
                       |
                       --- prep_new_page
                           get_page_from_freelist
                           __alloc_pages_nodemask
                          |          
                          |--62.15%-- alloc_pages_vma
                          |          do_wp_page
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--85.21%-- 0x7f2abdc83f69
                          |          |          ptmalloc_unlock_all
                          |          |          _IO_new_proc_open
                          |          |          
                          |           --14.79%-- 0x7f2abdc76675
                          |                     _IO_new_proc_open
                          |          
                           --37.85%-- alloc_pages_current
                                     pte_alloc_one
                                     __pte_alloc
                                     copy_pte_range
                                     copy_page_range
                                     dup_mmap
                                     dup_mm
                                     copy_process
                                     do_fork
                                     stub_clone
                                     0x7f2abdcb675f
                                     __libc_fork
                                     _IO_new_proc_open

     0.01%          1          objdump  libc-2.11.3.so        [.] __realloc
                    |
                    --- __realloc
                       |          
                        --100.00%-- 0x4f53492e4f4e5f62

     0.01%          1         postgres  [kernel.kallsyms]     [k] sysret_check
                   |
                   --- sysret_check
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1         postgres  postgres              [.] ForwardFsyncRequest
                   |
                   --- ForwardFsyncRequest
                       register_dirty_segment
                       FlushBuffer
                       ReadBuffer_common
                       ReadBufferExtended
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __percpu_counter_add
                  |
                  --- __percpu_counter_add
                      get_empty_filp
                      path_openat
                      do_filp_open
                      do_sys_open
                      system_call_fastpath
                     |          
                     |--42.42%-- 0x7fb3cbb761e0
                     |          __GI___open64
                     |          
                     |--29.52%-- 0x7f93e7c851e0
                     |          __GI___open64
                     |          
                     |--15.25%-- 0x7f8e1c8e11e0
                     |          __GI___open64
                     |          
                      --12.81%-- 0x7f31c0e9a1e0
                                __GI___open64

     0.01%          1         postgres  [kernel.kallsyms]     [k] add_to_page_cache_lru
                   |
                   --- add_to_page_cache_lru
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.01%          1          objdump  [kernel.kallsyms]     [k] __lru_cache_add
                    |
                    --- __lru_cache_add
                        do_anonymous_page
                        do_page_fault
                        page_fault
                       |          
                       |--50.09%-- 0x7fa14efced58
                       |          __GI_memset
                       |          
                       |--27.97%-- 0x7f2cdc97d8f4
                       |          bfd_elf64_swap_symbol_in
                       |          0x578e00
                       |          
                        --21.94%-- 0x7fce11e838f4
                                  bfd_elf64_swap_symbol_in
                                  0x50d650

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __d_lookup
                         |
                         --- __d_lookup
                            |          
                            |--92.16%-- do_lookup
                            |          do_last
                            |          path_openat
                            |          do_filp_open
                            |          |          
                            |          |--78.11%-- open_exec
                            |          |          |          
                            |          |          |--81.40%-- do_execve_common
                            |          |          |          sys_execve
                            |          |          |          stub_execve
                            |          |          |          0x7f2abdcb6a57
                            |          |          |          __execve
                            |          |          |          
                            |          |           --18.60%-- load_elf_binary
                            |          |                     search_binary_handler
                            |          |                     do_execve_common
                            |          |                     sys_execve
                            |          |                     stub_execve
                            |          |                     |          
                            |          |                     |--87.83%-- 0x7f4ba3b41a57
                            |          |                     |          __execve
                            |          |                     |          0x6a6a60
                            |          |                     |          0x6a6ac0
                            |          |                     |          0x6a6b20
                            |          |                     |          0x6a6ba0
                            |          |                     |          
                            |          |                      --12.17%-- 0x7f2abdcb6a57
                            |          |                                __execve
                            |          |          
                            |           --21.89%-- do_sys_open
                            |                     system_call_fastpath
                            |                     |          
                            |                     |--81.50%-- 0x7f25b397cf57
                            |                     |          __open
                            |                     |          0x6070
                            |                     |          
                            |                     |--10.25%-- 0x7f385431df57
                            |                     |          __open
                            |                     |          (nil)
                            |                     |          
                            |                      --8.26%-- 0x7fc0456aef57
                            |                                __open
                            |                                (nil)
                            |          
                             --7.84%-- 0xffff8822bd3b42c0
                                       __open
                                       0x6070

     0.01%          1        addr2line  [kernel.kallsyms]     [k] groups_search
                       |
                       --- groups_search
                           acl_permission_check
                           link_path_walk
                          |          
                          |--74.83%-- path_openat
                          |          do_filp_open
                          |          |          
                          |          |--71.08%-- do_sys_open
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--29.85%-- 0x7f093a92a1e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--27.45%-- 0x7fe848d3bf57
                          |          |          |          __open
                          |          |          |          0x6980
                          |          |          |          
                          |          |          |--23.15%-- 0x7f6bdcd1c1e0
                          |          |          |          __GI___open64
                          |          |          |          0x706d6f432f656d6f
                          |          |          |          
                          |          |           --19.55%-- 0x7f0ed207a1e0
                          |          |                     __GI___open64
                          |          |          
                          |           --28.92%-- open_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     |          
                          |                     |--71.64%-- 0x7f2abdcb6a57
                          |                     |          __execve
                          |                     |          
                          |                      --28.36%-- 0x7f5aaac2aa57
                          |                                __execve
                          |                                0x6a6a60
                          |                                0x6a6ac0
                          |                                0x6a6b20
                          |                                0x6a6ba0
                          |          
                           --25.17%-- path_lookupat
                                     do_path_lookup
                                     user_path_at_empty
                                     |          
                                     |--63.49%-- vfs_fstatat
                                     |          sys_newstat
                                     |          system_call_fastpath
                                     |          0x7f86008ce765
                                     |          _xstat
                                     |          0x2f667265702f3436
                                     |          
                                      --36.51%-- sys_faccessat
                                                system_call_fastpath
                                                0x7f2ad4f86687
                                                access

     0.01%          1          objdump  [kernel.kallsyms]     [k] get_empty_filp
                    |
                    --- get_empty_filp
                        path_openat
                        do_filp_open
                        do_sys_open
                        system_call_fastpath
                       |          
                       |--64.48%-- 0x7f3116b8f1e0
                       |          __GI___open64
                       |          0x7f3116c04890
                       |          
                        --35.52%-- 0x7f51764b51e0
                                  __GI___open64
                                  0x7f517652a890

     0.01%          1         postgres  [kernel.kallsyms]     [k] __put_task_struct
                   |
                   --- __put_task_struct
                       rcu_do_batch
                       rcu_process_callbacks
                       __do_softirq
                       call_softirq
                       do_softirq
                       irq_exit
                       smp_apic_timer_interrupt
                       apic_timer_interrupt
                       0xffffffffa04c0066
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1             grep  bash                  [.] builtin_address_internal
                         |
                         --- builtin_address_internal
                            |          
                            |--89.09%-- hash_builtin
                            |          0x7a69736e69776b63
                            |          
                             --10.91%-- 0x6a4ab0
                                       0x6a4b10
                                       0x6a4b70

     0.01%          1        addr2line  [kernel.kallsyms]     [k] cpumask_next_and
                         |
                         --- cpumask_next_and
                            |          
                            |--55.16%-- 0xffff881fa5930ba8
                            |          __execve
                            |          
                            |--43.90%-- __x2apic_send_IPI_mask
                            |          |          
                            |          |--63.29%-- update_process_times
                            |          |          tick_sched_timer
                            |          |          __run_hrtimer
                            |          |          hrtimer_interrupt
                            |          |          smp_apic_timer_interrupt
                            |          |          apic_timer_interrupt
                            |          |          prep_new_page
                            |          |          get_page_from_freelist
                            |          |          __alloc_pages_nodemask
                            |          |          alloc_pages_current
                            |          |          __get_free_pages
                            |          |          pgd_alloc
                            |          |          mm_init
                            |          |          bprm_mm_init
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7f2abdcb6a57
                            |          |          __execve
                            |          |          
                            |           --36.71%-- try_to_wake_up
                            |                     pollwake
                            |                     __wake_up_common
                            |                     __wake_up
                            |                     account
                            |                     extract_entropy
                            |                     create_elf_tables
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                             --0.94%-- 0x400000000
                                       __execve

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI___sbrk
                       |
                       --- __GI___sbrk

     0.01%         18          swapper  [kernel.kallsyms]     [k] hrtimer_interrupt
                    |
                    --- hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __call_rcu
                       |
                       --- __call_rcu
                          |          
                          |--67.58%-- __fput
                          |          filp_close
                          |          sys_close
                          |          system_call_fastpath
                          |          |          
                          |          |--87.54%-- 0x7f3f97069570
                          |          |          __GI___libc_close
                          |          |          
                          |           --12.46%-- 0x7f7c7e155570
                          |                     __GI___libc_close
                          |                     0x495450f0e48348e2
                          |          
                           --32.42%-- sys_faccessat
                                     system_call_fastpath
                                     |          
                                     |--63.44%-- 0x7ff802ece687
                                     |          access
                                     |          
                                     |--22.32%-- 0x7fc2207af017
                                     |          access
                                     |          
                                      --14.23%-- 0x7f638cdb9687
                                                access

     0.01%          1        addr2line  [kernel.kallsyms]     [k] native_sched_clock
                         |
                         --- native_sched_clock
                             sched_clock
                            |          
                            |--79.39%-- local_clock
                            |          __perf_event_header__init_id
                            |          perf_event_comm_output
                            |          perf_event_comm_ctx
                            |          perf_event_comm
                            |          setup_new_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f907eca8a57
                            |          __execve
                            |          
                             --20.61%-- update_rq_clock
                                       enqueue_task
                                       ttwu_activate
                                       ttwu_do_activate
                                       try_to_wake_up
                                       autoremove_wake_function
                                       __wake_up_common
                                       __wake_up_sync_key
                                       pipe_release
                                       __fput
                                       filp_close
                                       put_files_struct
                                       do_exit
                                       do_group_exit
                                       sys_exit_group
                                       system_call_fastpath
                                       0x7fef10677a38

     0.01%          1        addr2line  [kernel.kallsyms]     [k] find_vma_prev
                       |
                       --- find_vma_prev
                           sys_mprotect
                           system_call_fastpath
                          |          
                          |--43.87%-- 0x7f26b1bb6237
                          |          __mprotect
                          |          0x7f26b1dbd640
                          |          
                          |--32.66%-- 0x7fca03234237
                          |          __mprotect
                          |          0x7fca0343b640
                          |          
                          |--11.85%-- 0x7fb6718f2237
                          |          __mprotect
                          |          0x7fb6718f57dd
                          |          
                          |--7.37%-- 0x7fb575d9b237
                          |          __mprotect
                          |          0x7fb575f714d0
                          |          (nil)
                          |          
                           --4.24%-- 0x7fe421be0237
                                     __mprotect
                                     0x15000

     0.01%         26          haveged  [kernel.kallsyms]     [k] find_busiest_group
                    |
                    --- find_busiest_group
                        load_balance
                        idle_balance
                        thread_return
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.01%          2        addr2line  libbfd-2.23.1.so      [.] 0xeb37e         
                       |
                       --- 0x7f750870c41c
                           0x500000001

                       |
                       --- 0x7f2e9e0024e2
                           0x200000001

                       |
                       --- 0x7f2e9e01b282
                           0x7fff6edf0313

                       |
                       --- 0x7f750872537e
                           0x7fff7715e313

     0.01%          1         postgres  postgres              [.] mdprefetch
                   |
                   --- mdprefetch
                       BitmapHeapNext
                       ExecScan
                       ExecProcNode
                       ExecHashJoin
                       ExecProcNode
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.01%         20          swapper  [kernel.kallsyms]     [k] __hrtimer_start_range_ns
                    |
                    --- __hrtimer_start_range_ns
                       |          
                       |--55.09%-- tick_nohz_stop_sched_tick
                       |          |          
                       |          |--96.10%-- irq_exit
                       |          |          |          
                       |          |          |--97.19%-- do_IRQ
                       |          |          |          ret_from_intr
                       |          |          |          intel_idle
                       |          |          |          cpuidle_idle_call
                       |          |          |          cpu_idle
                       |          |          |          
                       |          |           --2.81%-- smp_apic_timer_interrupt
                       |          |                     apic_timer_interrupt
                       |          |                     intel_idle
                       |          |                     cpuidle_idle_call
                       |          |                     cpu_idle
                       |          |          
                       |           --3.90%-- cpu_idle
                       |          
                        --44.91%-- tick_nohz_restart
                                  tick_nohz_restart_sched_tick
                                  cpu_idle

     0.01%          7             perf  [kernel.kallsyms]     [k] get_page_from_freelist
                       |
                       --- get_page_from_freelist
                           __alloc_pages_nodemask
                          |          
                          |--72.56%-- alloc_pages_current
                          |          |          
                          |          |--81.75%-- pte_alloc_one
                          |          |          __pte_alloc
                          |          |          copy_pte_range
                          |          |          copy_page_range
                          |          |          dup_mmap
                          |          |          dup_mm
                          |          |          copy_process
                          |          |          do_fork
                          |          |          stub_clone
                          |          |          0x7f2abdcb675f
                          |          |          __libc_fork
                          |          |          _IO_new_proc_open
                          |          |          
                          |           --18.25%-- __get_free_pages
                          |                     __pud_alloc
                          |                     copy_page_range
                          |                     dup_mmap
                          |                     dup_mm
                          |                     copy_process
                          |                     do_fork
                          |                     stub_clone
                          |                     0x7f2abdcb675f
                          |                     __libc_fork
                          |                     _IO_new_proc_open
                          |          
                          |--14.50%-- alloc_pages_vma
                          |          do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          pipe_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          0x7f2abdcdb5d0
                          |          __GI___read
                          |          0x7f2abff46000
                          |          
                           --12.94%-- dup_task_struct
                                     copy_process
                                     do_fork
                                     stub_clone
                                     0x7f2abdcb675f
                                     __libc_fork
                                     _IO_new_proc_open

     0.01%          1        addr2line  [kernel.kallsyms]     [k] dec_zone_page_state
                         |
                         --- dec_zone_page_state
                             ___pte_free_tlb
                             free_pgd_range
                             free_pgtables
                             exit_mmap
                             mmput
                            |          
                            |--92.01%-- exit_mm
                            |          do_exit
                            |          do_group_exit
                            |          sys_exit_group
                            |          system_call_fastpath
                            |          0x7f9c57fe1a38
                            |          
                             --7.99%-- exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       |          
                                       |--89.92%-- 0x7fd68a9b1a57
                                       |          __execve
                                       |          
                                        --10.08%-- 0x7f4052beda57
                                                  __execve

     0.01%         20          swapper  [kernel.kallsyms]     [k] cpumask_next_and
                    |
                    --- cpumask_next_and
                       |          
                       |--99.34%-- find_busiest_group
                       |          load_balance
                       |          rebalance_domains
                       |          |          
                       |          |--87.88%-- nohz_idle_balance
                       |          |          __do_softirq
                       |          |          call_softirq
                       |          |          do_softirq
                       |          |          irq_exit
                       |          |          reschedule_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --12.12%-- run_rebalance_domains
                       |                     __do_softirq
                       |                     call_softirq
                       |                     do_softirq
                       |                     irq_exit
                       |                     |          
                       |                     |--69.88%-- smp_apic_timer_interrupt
                       |                     |          apic_timer_interrupt
                       |                     |          intel_idle
                       |                     |          cpuidle_idle_call
                       |                     |          cpu_idle
                       |                     |          |          
                       |                     |           --100.00%-- start_kernel
                       |                     |                     x86_64_start_kernel
                       |                     |          
                       |                      --30.12%-- reschedule_interrupt
                       |                                intel_idle
                       |                                cpuidle_idle_call
                       |                                cpu_idle
                       |          
                        --0.66%-- 0xffff88207fcc3c80

     0.01%          1             grep  [kernel.kallsyms]     [k] up_read
                         |
                         --- up_read
                             do_page_fault
                             page_fault
                             0x7f44e91069d3
                             _int_malloc
                             (nil)

     0.01%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_uncharge_start
                         |
                         --- mem_cgroup_uncharge_start
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--87.15%-- 0x7f12352c9a57
                            |          __execve
                            |          
                             --12.85%-- 0x7f2abdcb6a57
                                       __execve

     0.01%          1          objdump  [kernel.kallsyms]     [k] pipe_write
                    |
                    --- pipe_write
                        do_sync_write
                        vfs_write
                        sys_write
                        system_call_fastpath
                        0x7fb60e6e1630
                        __GI___libc_write

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI_setlocale
                         |
                         --- __GI_setlocale
                            |          
                            |--91.08%-- set_default_locale
                            |          
                             --8.92%-- 0x4538b9

     0.01%          2             perf  libc-2.11.3.so        [.] malloc_consolidate
                       |
                       --- malloc_consolidate
                          |          
                          |--88.51%-- 0x21
                          |          
                           --11.49%-- 0x141

     0.01%          1          objdump  libc-2.11.3.so        [.] _IO_str_init_static_internal
                    |
                    --- _IO_str_init_static_internal
                        (nil)

     0.01%          6             perf  libc-2.11.3.so        [.] vfprintf
                       |
                       --- vfprintf
                          |          
                          |--78.90%-- __GI___vsprintf_chk
                          |          |          
                          |           --100.00%-- 0x20000000000000
                          |          
                           --21.10%-- ___vfprintf_chk

     0.01%          1        addr2line  [kernel.kallsyms]     [k] rb_erase
                         |
                         --- rb_erase
                             do_munmap
                             sys_munmap
                             system_call_fastpath
                            |          
                            |--81.64%-- 0x7fe49c7c1c87
                            |          __munmap
                            |          
                             --18.36%-- 0x7f63d51cbc87
                                       __munmap
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
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                                       0x7f63d5a9b010
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                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010
                                       0x7f63d5a9b010

     0.01%          1               sh  [kernel.kallsyms]     [k] __pagevec_free
                       |
                       --- __pagevec_free
                           release_pages
                           free_pages_and_swap_cache
                           tlb_flush_mmu
                           tlb_finish_mmu
                           exit_mmap
                           mmput
                           exit_mm
                           do_exit
                           do_group_exit
                           sys_exit_group
                           system_call_fastpath
                           0x7f8ddbedda38

     0.01%          1         postgres  [kernel.kallsyms]     [k] capable
                   |
                   --- capable
                       0xffffffffa04aeafb
                       0xffffffffa04c602f
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.01%          1        addr2line  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                         |
                         --- _raw_spin_unlock_irqrestore
                            |          
                            |--80.77%-- pagevec_lru_move_fn
                            |          __lru_cache_add
                            |          do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          0x7f749f63dec0
                            |          bfd_elf64_slurp_symbol_table
                            |          0x7f749ec66080
                            |          0x6153eb
                            |          0x7fff10607313
                            |          
                             --19.23%-- extract_buf
                                       extract_entropy
                                       create_elf_tables
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       0x7f2abdcb6a57

     0.01%          4          haveged  [kernel.kallsyms]     [k] update_curr
                    |
                    --- update_curr
                        dequeue_entity
                        dequeue_task_fair
                        __schedule
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.01%          1          objdump  libc-2.11.3.so        [.] malloc_consolidate
                    |
                    --- malloc_consolidate
                        0x50

     0.01%          1        addr2line  [kernel.kallsyms]     [k] delayed_work_timer_fn
                         |
                         --- delayed_work_timer_fn
                             call_timer_fn
                             run_timer_softirq
                             __do_softirq
                             call_softirq
                             do_softirq
                             irq_exit
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                            |          
                            |--91.67%-- 0x7faf2aa103cd
                            |          0x7faf2aa103cd
                            |          0x400000001
                            |          
                             --8.33%-- 0x7f2d9f3303ad
                                       _dl_relocate_object
                                       dl_main
                                       _dl_sysdep_start
                                       0x40

     0.01%          1          objdump  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                    |
                    --- _raw_spin_unlock_irqrestore
                        release_pages
                        free_pages_and_swap_cache
                        tlb_flush_mmu
                        tlb_finish_mmu
                        exit_mmap
                        mmput
                        exit_mm
                        do_exit
                        do_group_exit
                        sys_exit_group
                        system_call_fastpath
                        0x7f74b6014a38

     0.01%          5             perf  [kernel.kallsyms]     [k] copy_page_range
                       |
                       --- copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.01%          1          objdump  [kernel.kallsyms]     [k] kmem_cache_alloc
                    |
                    --- kmem_cache_alloc
                       |          
                       |--68.26%-- mmap_region
                       |          elf_map
                       |          load_elf_binary
                       |          search_binary_handler
                       |          do_execve_common
                       |          sys_execve
                       |          stub_execve
                       |          0x7fb73f889a57
                       |          0x7fb73f889a57
                       |          
                        --31.74%-- __d_alloc
                                  d_alloc
                                  d_alloc_and_lookup
                                  do_lookup
                                  do_last
                                  path_openat
                                  do_filp_open
                                  do_sys_open
                                  system_call_fastpath
                                  0x7f8c4234f1e0
                                  __GI___open64

     0.01%          1          objdump  [kernel.kallsyms]     [k] __dec_zone_page_state
                    |
                    --- __dec_zone_page_state
                        zap_pte_range
                        unmap_page_range
                        unmap_vmas
                        exit_mmap
                        mmput
                        exit_mm
                        do_exit
                        do_group_exit
                        sys_exit_group
                        system_call_fastpath
                        0x7f9cb95c7a38

     0.01%          7            mmfsd  [kernel.kallsyms]     [k] update_curr
                      |
                      --- update_curr
                         |          
                         |--85.60%-- dequeue_entity
                         |          dequeue_task_fair
                         |          __schedule
                         |          |          
                         |          |--82.65%-- schedule_timeout
                         |          |          __down
                         |          |          down
                         |          |          0xffffffffa04a89cf
                         |          |          |          
                         |          |          |--90.70%-- 0xffffffffa05c06e1
                         |          |          |          0xffffffffa05c0bbf
                         |          |          |          0xffffffffa0605bc1
                         |          |          |          0xffffffffa04c3c65
                         |          |          |          do_vfs_ioctl
                         |          |          |          sys_ioctl
                         |          |          |          system_call_fastpath
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          
                         |          |           --9.30%-- 0xffffffffa04a8ba5
                         |          |                     0xffffffffa05bf0f1
                         |          |                     0xffffffffa05c0478
                         |          |                     0xffffffffa0605afe
                         |          |                     0xffffffffa04c3c65
                         |          |                     do_vfs_ioctl
                         |          |                     sys_ioctl
                         |          |                     system_call_fastpath
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0xffffc900341c3998
                         |          |          
                         |           --17.35%-- 0xffffffffa04a8b7d
                         |                     |          
                         |                     |--93.60%-- 0xffffffffa05c07e5
                         |                     |          0xffffffffa05c0bbf
                         |                     |          0xffffffffa0605bc1
                         |                     |          0xffffffffa04c3c65
                         |                     |          do_vfs_ioctl
                         |                     |          sys_ioctl
                         |                     |          system_call_fastpath
                         |                     |          0x7ffb7c11f3d7
                         |                     |          0x7ffb7c11f3d7
                         |                     |          
                         |                      --6.40%-- 0xffffffffa05bf0f1
                         |                                0xffffffffa05c0478
                         |                                0xffffffffa0605afe
                         |                                0xffffffffa04c3c65
                         |                                do_vfs_ioctl
                         |                                sys_ioctl
                         |                                system_call_fastpath
                         |                                0x7ffb7c11f3d7
                         |                                0x7ffb7c11f3d7
                         |                                0xffffc900341c3998
                         |          
                          --14.40%-- enqueue_entity
                                    enqueue_task_fair
                                    ttwu_activate
                                    ttwu_do_activate
                                    try_to_wake_up
                                    __wake_up_common
                                    __wake_up
                                    0xffffffffa04a7ff0
                                    0xffffffffa05c05fb
                                    0xffffffffa0605a42
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x1bfffffffff

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] objalloc_free
                         |
                         --- objalloc_free
                             0x7f2d00000a50
                             (nil)

     0.01%          1               sh  [kernel.kallsyms]     [k] mark_page_accessed
                         |
                         --- mark_page_accessed
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exit_mm
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f60c9ac2a38

     0.01%          1          objdump  [kernel.kallsyms]     [k] fget_raw
                    |
                    --- fget_raw
                        vfs_fstat
                        sys_newfstat
                        system_call_fastpath
                        0x7fb49362f7d4
                        __GI___fxstat

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_realloc@plt
                    |
                    --- bfd_realloc@plt
                        0x1

     0.01%          1               sh  [kernel.kallsyms]     [k] filemap_fault
                       |
                       --- filemap_fault
                           __do_fault
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.01%          1        addr2line  bash                  [.] 0x2bf58         
                         |
                         --- 0x42bf58

                         |
                         --- 0x42bf67

                         |
                         --- 0x42bfbc

     0.01%          1        addr2line  [kernel.kallsyms]     [k] perf_adjust_freq_unthr_context
                         |
                         --- perf_adjust_freq_unthr_context
                             perf_event_task_tick
                             scheduler_tick
                             update_process_times
                             tick_sched_timer
                             __run_hrtimer
                             hrtimer_interrupt
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             __dec_zone_page_state
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exit_mm
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f63aacf9a38

     0.01%          1          swapper  [kernel.kallsyms]     [k] smp_invalidate_interrupt
                    |
                    --- smp_invalidate_interrupt
                        invalidate_interrupt6
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_realloc
                    |
                    --- bfd_realloc
                        0x400000000

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __math_state_restore
                         |
                         --- __math_state_restore
                             math_state_restore
                             device_not_available
                             0x7fb5db2fe83a
                             __GI_memset

     0.01%          1          objdump  [kernel.kallsyms]     [k] bit_spin_lock
                    |
                    --- bit_spin_lock
                        __mem_cgroup_uncharge_common
                        page_remove_rmap
                        zap_pte_range
                        unmap_page_range
                        unmap_vmas
                        unmap_region
                        do_munmap
                        sys_munmap
                        system_call_fastpath
                        0x7fcc90701c87
                        __munmap

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_wp_page
                       |
                       --- do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                          |          
                          |--52.00%-- __put_user_4
                          |          schedule_tail
                          |          ret_from_fork
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--28.86%-- 0x7fda84ef0831
                          |          __GI_memcpy
                          |          0x4174ee
                          |          
                          |--9.37%-- 0x7fa419d9dd07
                          |          xmalloc_set_program_name
                          |          
                          |--7.58%-- 0x7f10990bd158
                          |          _dl_start
                          |          _dl_start_user
                          |          
                           --2.19%-- 0x7ffd87124158
                                     _dl_start
                                     _dl_start_user

     0.01%          1               sh  [kernel.kallsyms]     [k] page_remove_rmap
                       |
                       --- page_remove_rmap
                           zap_pte_range
                           unmap_page_range
                           unmap_vmas
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.01%          1          swapper  [kernel.kallsyms]     [k] pick_next_task_fair
                    |
                    --- pick_next_task_fair
                        __schedule
                        cpu_idle

     0.01%          1        addr2line  [kernel.kallsyms]     [k] policy_nodemask
                         |
                         --- policy_nodemask
                            |          
                            |--85.16%-- alloc_pages_vma
                            |          do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          0x7f17e9a3bc12
                            |          _int_malloc
                            |          
                             --14.84%-- alloc_pages_current
                                       __get_free_pages
                                       __tlb_remove_page
                                       zap_pte_range
                                       unmap_page_range
                                       unmap_vmas
                                       exit_mmap
                                       mmput
                                       exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       __execve

     0.01%         19          swapper  [kernel.kallsyms]     [k] check_cpu_stall
                    |
                    --- check_cpu_stall
                       |          
                       |--99.23%-- __rcu_pending
                       |          rcu_check_callbacks
                       |          update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --0.77%-- 0x5

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __wake_up_bit
                       |
                       --- __wake_up_bit
                           evict
                           d_kill
                           dput
                           __fput
                           filp_close
                           put_files_struct
                           do_exit
                           do_group_exit
                           sys_exit_group
                           system_call_fastpath
                           0x7f974d579a38

     0.01%          1        addr2line  [kernel.kallsyms]     [k] strcmp
                       |
                       --- strcmp
                           find_attach
                           apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--98.78%-- 0x7f2abdcb6a57
                          |          __execve
                          |          
                           --1.22%-- 0x7f6b01175a57
                                     __execve
                                     0x6a6a60
                                     0x6a6ac0
                                     0x6a6b20
                                     0x6a6ba0

     0.01%          1        addr2line  ld-2.11.3.so          [.] _dl_sort_fini
                         |
                         --- _dl_sort_fini
                             0x7f70e10fd640

     0.01%          1        addr2line  [kernel.kallsyms]     [k] _copy_to_user
                         |
                         --- _copy_to_user
                            |          
                            |--92.27%-- cp_new_stat
                            |          sys_newfstat
                            |          system_call_fastpath
                            |          |          
                            |          |--37.29%-- 0x7f892f9337d4
                            |          |          __GI___fxstat
                            |          |          _nl_find_locale
                            |          |          __GI_setlocale
                            |          |          set_default_locale
                            |          |          
                            |          |--32.68%-- 0x7f15c43f77d4
                            |          |          __GI___fxstat
                            |          |          _nl_find_locale
                            |          |          __GI_setlocale
                            |          |          set_default_locale
                            |          |          
                            |           --30.02%-- 0x7fc064cc07d4
                            |                     __GI___fxstat
                            |          
                             --7.73%-- sys_rt_sigaction
                                       system_call_fastpath
                                       0x7f118d8edcf4
                                       __GI___libc_sigaction

     0.01%          1        addr2line  [kernel.kallsyms]     [k] unmap_page_range
                       |
                       --- unmap_page_range
                          |          
                          |--97.05%-- unmap_vmas
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--87.19%-- 0x7f2abdcb6a57
                          |          |          __execve
                          |          |          
                          |          |--11.83%-- 0x7ff7854f9a57
                          |          |          __execve
                          |          |          
                          |           --0.98%-- 0x7f2e2b1aca57
                          |                     __execve
                          |          
                           --2.95%-- exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     |          
                                     |--61.34%-- 0x7f2abdcb6a57
                                     |          __execve
                                     |          
                                      --38.66%-- 0x7f90a79aaa57
                                                __execve

     0.01%          1      migration/7  [kernel.kallsyms]     [k] schedule
                |
                --- schedule
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI__IO_iter_begin
                       |
                       --- __GI__IO_iter_begin
                           _IO_new_proc_open

     0.01%          1          objdump  libc-2.11.3.so        [.] __malloc
                    |
                    --- __malloc

     0.01%          1               sh  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                       |
                       --- _raw_spin_lock_irqsave
                          |          
                          |--92.02%-- free_pid
                          |          __exit_signal
                          |          release_task
                          |          wait_task_zombie
                          |          do_wait
                          |          sys_wait4
                          |          system_call_fastpath
                          |          0x7fb2a5b23f85
                          |          __GI___waitpid
                          |          
                           --7.98%-- release_pages
                                     free_pages_and_swap_cache
                                     tlb_flush_mmu
                                     tlb_finish_mmu
                                     exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.01%          1        addr2line  [kernel.kallsyms]     [k] vma_prio_tree_add
                       |
                       --- vma_prio_tree_add
                          |          
                          |--81.44%-- vma_adjust
                          |          __split_vma
                          |          |          
                          |          |--92.74%-- mprotect_fixup
                          |          |          sys_mprotect
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--23.11%-- 0x7fa55ea27237
                          |          |          |          __mprotect
                          |          |          |          0x7fa55ec2efe8
                          |          |          |          (nil)
                          |          |          |          
                          |          |          |--20.61%-- 0x7f7cec0c1237
                          |          |          |          __mprotect
                          |          |          |          0x7f7cec2c8fe8
                          |          |          |          (nil)
                          |          |          |          
                          |          |          |--20.56%-- 0x7f3bfc873237
                          |          |          |          __mprotect
                          |          |          |          0x7f3bfca7a640
                          |          |          |          
                          |          |          |--14.64%-- 0x7f2bfe595237
                          |          |          |          __mprotect
                          |          |          |          0x15000
                          |          |          |          
                          |          |          |--13.91%-- 0x7f020325d237
                          |          |          |          __mprotect
                          |          |          |          0x7f0203464fe8
                          |          |          |          (nil)
                          |          |          |          
                          |          |           --7.18%-- 0x7f2e8b219237
                          |          |                     __mprotect
                          |          |                     0x7f2e8b21c7dd
                          |          |          
                          |           --7.26%-- do_munmap
                          |                     elf_map
                          |                     load_elf_interp
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     |          
                          |                     |--55.34%-- 0x7fd03bce5a57
                          |                     |          0x7fd03bce5a57
                          |                     |          
                          |                      --44.66%-- 0x7f2abdcb6a57
                          |                                0x7f2abdcb6a57
                          |          
                           --18.56%-- vma_link
                                     mmap_region
                                     |          
                                     |--87.98%-- sys_mmap_pgoff
                                     |          system_call_fastpath
                                     |          0x7ffd125cec5a
                                     |          __GI_mmap64
                                     |          
                                      --12.02%-- elf_map
                                                load_elf_binary
                                                search_binary_handler
                                                do_execve_common
                                                sys_execve
                                                stub_execve
                                                0x7f2abdcb6a57
                                                0x7f2abdcb6a57

     0.01%          1        addr2line  [kernel.kallsyms]     [k] prepend_path
                         |
                         --- prepend_path
                            |          
                            |--99.29%-- d_path
                            |          perf_event_mmap_event
                            |          perf_event_mmap
                            |          mmap_region
                            |          |          
                            |          |--79.21%-- sys_mmap_pgoff
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--69.51%-- 0x7fc39e20dc5a
                            |          |          |          __GI_mmap64
                            |          |          |          
                            |          |           --30.49%-- 0x7f167df3bc5a
                            |          |                     __GI_mmap64
                            |          |          
                            |           --20.79%-- elf_map
                            |                     load_elf_interp
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                             --0.71%-- d_absolute_path
                                       d_namespace_path
                                       aa_get_name
                                       apparmor_bprm_set_creds
                                       prepare_binprm
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7fe82a053a57
                                       __execve
                                       0x6a6a60
                                       0x6a6ac0
                                       0x6a6b20
                                       0x6a6ba0

     0.01%          1        addr2line  [kernel.kallsyms]     [k] path_openat
                       |
                       --- path_openat
                           do_filp_open
                          |          
                          |--91.15%-- do_sys_open
                          |          system_call_fastpath
                          |          |          
                          |          |--61.66%-- 0x7fdf5e32d1e0
                          |          |          __GI___open64
                          |          |          
                          |          |--29.83%-- 0x7ff602299f57
                          |          |          __open
                          |          |          0x6070
                          |          |          
                          |           --8.51%-- 0x7f47188141e0
                          |                     __GI___open64
                          |                     0x7f4718889890
                          |          
                           --8.85%-- open_exec
                                     |          
                                     |--92.15%-- load_elf_binary
                                     |          search_binary_handler
                                     |          do_execve_common
                                     |          sys_execve
                                     |          stub_execve
                                     |          0x7f2abdcb6a57
                                     |          __execve
                                     |          
                                      --7.85%-- do_execve_common
                                                sys_execve
                                                stub_execve
                                                0x7f2abdcb6a57
                                                __execve

     0.01%          1        addr2line  [kernel.kallsyms]     [k] vfs_read
                         |
                         --- vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--71.21%-- 0x7f0f136835d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--20.13%-- 0x7fcf5b7055d0
                            |          __GI___read
                            |          0x2020202020202020
                            |          
                             --8.66%-- 0x7f10a0dcafb7
                                       __libc_read
                                       0x7f10a0fd2640

     0.01%         26          swapper  [kernel.kallsyms]     [k] rcu_needs_cpu
                    |
                    --- rcu_needs_cpu
                        tick_nohz_stop_sched_tick
                       |          
                       |--69.70%-- cpu_idle
                       |          
                        --30.30%-- irq_exit
                                  |          
                                  |--55.66%-- smp_apic_timer_interrupt
                                  |          apic_timer_interrupt
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          
                                  |--35.10%-- do_IRQ
                                  |          ret_from_intr
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          
                                   --9.25%-- reschedule_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle

     0.01%          1        addr2line  bash                  [.] 0x2d984         
                         |
                         --- 0x42c9a6
                             0x6a4760
                             0x636f6c2f7273752f

                         |
                         --- 0x42d984

                         |
                         --- 0x42c9b5
                             0x6a4760
                             0x636f6c2f7273752f

                         |
                         --- 0x42c9ee
                             0x6a5e40
                             0x752f3d5249445f4d

                         |
                         --- 0x42c9b9
                             0x6a54e0
                             0x6b

     0.01%          1        addr2line  [kernel.kallsyms]     [k] apparmor_file_mprotect
                         |
                         --- apparmor_file_mprotect
                             sys_mprotect
                             system_call_fastpath
                            |          
                            |--83.56%-- 0x7fb6f1a2d237
                            |          __mprotect
                            |          0x7fb6f1c034d0
                            |          (nil)
                            |          
                             --16.44%-- 0x7f67f27c1237
                                       __mprotect
                                       0x39000

     0.01%          1      kworker/9:2  [kernel.kallsyms]     [k] module_put
                |
                --- module_put
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.01%          5          swapper  [kernel.kallsyms]     [k] do_softirq
                    |
                    --- do_softirq
                       |          
                        --100.00%-- irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] fnmatch@plt
                         |
                         --- fnmatch@plt
                             0x7fb85fcd48c0

     0.01%          1        addr2line  [kernel.kallsyms]     [k] strncpy_from_user
                       |
                       --- strncpy_from_user
                           getname_flags
                          |          
                          |--77.43%-- user_path_at_empty
                          |          |          
                          |          |--75.32%-- sys_faccessat
                          |          |          system_call_fastpath
                          |          |          0x7f60eba7c017
                          |          |          access
                          |          |          
                          |           --24.68%-- vfs_fstatat
                          |                     sys_newstat
                          |                     system_call_fastpath
                          |                     0x7f1d8cbab765
                          |                     _xstat
                          |                     0x6f6974617475706d
                          |          
                           --22.57%-- do_sys_open
                                     system_call_fastpath
                                     |          
                                     |--44.37%-- 0x7fd903b281e0
                                     |          __GI___open64
                                     |          
                                     |--39.43%-- 0x7fbbfc9af1e0
                                     |          __GI___open64
                                     |          0x2f3d505554524154
                                     |          
                                      --16.20%-- 0x7f3108f361e0
                                                __GI___open64

     0.01%          1           expand  [kernel.kallsyms]     [k] __srcu_read_lock
                     |
                     --- __srcu_read_lock
                         fsnotify
                         vfs_write
                         sys_write
                         system_call_fastpath
                         0x7f22e20e5630
                         __GI___libc_write

     0.01%          1        addr2line  [kernel.kallsyms]     [k] init_new_context
                         |
                         --- init_new_context
                             bprm_mm_init
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fe6fe4e8a57
                             __execve
                             0x6a6a60
                             0x6a6ac0
                             0x6a6b20
                             0x6a6ba0

     0.01%          1        addr2line  [kernel.kallsyms]     [k] get_vma_policy
                         |
                         --- get_vma_policy
                             alloc_pages_vma
                            |          
                            |--70.81%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--53.50%-- file_read_actor
                            |          |          do_generic_file_read
                            |          |          generic_file_aio_read
                            |          |          do_sync_read
                            |          |          vfs_read
                            |          |          sys_read
                            |          |          system_call_fastpath
                            |          |          0x7f848e6e05d0
                            |          |          __GI___read
                            |          |          0xae560f48000069f8
                            |          |          
                            |          |--28.44%-- 0x7f4e40b7e45a
                            |          |          _dl_allocate_tls_storage
                            |          |          
                            |           --18.06%-- 0x4533db
                            |                     set_default_locale
                            |          
                             --29.19%-- __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--87.81%-- 0x7f40ed65c3b8
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                        --12.19%-- 0x7f95cdbc83b8
                                                  _dl_relocate_object
                                                  dl_main
                                                  _dl_sysdep_start
                                                  0x40

     0.01%          1         postgres  [nf_conntrack]        [k] __nf_ct_refresh_acct
                   |
                   --- __nf_ct_refresh_acct
                       udp_packet
                       nf_conntrack_in
                       nf_iterate
                       nf_hook_slow
                       __ip_local_out
                       ip_local_out
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_preserve_save
                       |
                       --- bfd_preserve_save
                           0x7fff9fee4313

     0.01%         18          swapper  [kernel.kallsyms]     [k] leave_mm
                    |
                    --- leave_mm
                       |          
                       |--95.59%-- intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --4.41%-- smp_invalidate_interrupt
                                  invalidate_interrupt4
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1          objdump  [kernel.kallsyms]     [k] __mod_zone_page_state
                    |
                    --- __mod_zone_page_state
                        release_pages
                        free_pages_and_swap_cache
                        tlb_flush_mmu
                        tlb_finish_mmu
                        unmap_region
                        do_munmap
                        sys_munmap
                        system_call_fastpath
                        0x7f81c0decc87
                        __munmap

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_alloc
                    |
                    --- bfd_alloc

     0.01%          1          objdump  libc-2.11.3.so        [.] _IO_no_init
                    |
                    --- _IO_no_init
                        0x2f2e2e006564756c

     0.01%          1          objdump  ld-2.11.3.so          [.] strcmp
                    |
                    --- strcmp
                        0x2e7a62696c00322e

     0.01%          1        addr2line  [kernel.kallsyms]     [k] flush_tlb_page
                       |
                       --- flush_tlb_page
                          |          
                          |--99.23%-- ptep_clear_flush
                          |          do_wp_page
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--96.55%-- 0x7f6d9a72b938
                          |          |          _dl_map_object_from_fd
                          |          |          _dl_map_object
                          |          |          0x6f732e312e33322e
                          |          |          
                          |           --3.45%-- 0x7f2abdcb67ca
                          |                     __libc_fork
                          |                     _IO_new_proc_open
                          |          
                           --0.77%-- ptep_set_access_flags
                                     do_wp_page
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     __put_user_4
                                     schedule_tail
                                     ret_from_fork
                                     0x7f2abdcb675f
                                     __libc_fork
                                     _IO_new_proc_open

     0.01%          1        addr2line  [kernel.kallsyms]     [k] rcu_check_callbacks
                         |
                         --- rcu_check_callbacks
                             update_process_times
                             tick_sched_timer
                             __run_hrtimer
                             hrtimer_interrupt
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             clear_page_c
                             clear_huge_page
                             __do_huge_pmd_anonymous_page
                             do_page_fault
                             page_fault
                             file_read_actor
                             do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7fa8e16595d0
                             __GI___read
                             0xae560f48000069f8

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] 0x243ee0        
                         |
                         --- 0x7f3d46e90ee0

     0.01%          1        addr2line  [ext3]                [k] ext3_get_acl
                       |
                       --- ext3_get_acl
                           ext3_check_acl
                           acl_permission_check
                          |          
                          |--99.29%-- generic_permission
                          |          inode_permission
                          |          |          
                          |          |--97.94%-- do_last
                          |          |          path_openat
                          |          |          do_filp_open
                          |          |          do_sys_open
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--26.33%-- 0x7f1d261c31e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--23.62%-- 0x7f03aca3df57
                          |          |          |          __open
                          |          |          |          (nil)
                          |          |          |          
                          |          |          |--21.90%-- 0x7ff7571811e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |          |--19.56%-- 0x7f7d2d4ec1e0
                          |          |          |          __GI___open64
                          |          |          |          
                          |          |           --8.59%-- 0x7ff15bde1f57
                          |          |                     __open
                          |          |                     0x6980
                          |          |          
                          |           --2.06%-- setup_new_exec
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     0x7f2abdcb6a57
                          |          
                           --0.71%-- link_path_walk
                                     path_openat
                                     do_filp_open
                                     open_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf64_object_p
                         |
                         --- bfd_elf64_object_p
                            |          
                            |--84.85%-- 0x7fff7415a313
                            |          
                            |--7.66%-- 0x7fffacb3d313
                            |          
                             --7.49%-- 0x7fffd5bdd313

     0.01%          1        addr2line  libc-2.11.3.so        [.] __strrchr_sse2
                         |
                         --- __strrchr_sse2
                            |          
                            |--42.67%-- 0x7fffa6dd3313
                            |          0x20656e696c327264
                            |          
                            |--24.04%-- 0x7fffae0ed313
                            |          0x20656e696c327264
                            |          
                            |--19.44%-- 0x7fff04196313
                            |          0x20656e696c327264
                            |          
                            |--9.16%-- __GI_setlocale
                            |          set_default_locale
                            |          
                             --4.69%-- 0x7fffba37e313
                                       0x20656e696c327264

     0.01%          1        addr2line  [kernel.kallsyms]     [k] aa_free_task_context
                         |
                         --- aa_free_task_context
                             apparmor_cred_free
                             put_cred_rcu
                             rcu_do_batch
                             rcu_process_callbacks
                             __do_softirq
                             call_softirq
                             do_softirq
                             irq_exit
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             0x7f297fc47c94
                             __GI_strnlen
                             0x7f298041cfa7
                             0x7f2980808140
                             0x35767379732d2a2d

     0.01%          1          objdump  [kernel.kallsyms]     [k] pagevec_lru_move_fn
                    |
                    --- pagevec_lru_move_fn
                        __lru_cache_add
                        __do_fault
                        handle_pte_fault
                        do_page_fault
                        page_fault
                        0x7f2dfdddd3b8
                        _dl_relocate_object
                        dl_main
                        _dl_sysdep_start
                        0x40

     0.01%          8      kworker/3:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.01%          6             perf  [kernel.kallsyms]     [k] rb_insert_color
                       |
                       --- rb_insert_color
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __x2apic_send_IPI_mask
                         |
                         --- __x2apic_send_IPI_mask
                             update_process_times
                             tick_sched_timer
                             __run_hrtimer
                             hrtimer_interrupt
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             0x7f527621a3b8
                             _dl_relocate_object
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.01%          1        addr2line  libc-2.11.3.so        [.] __memchr
                         |
                         --- __memchr
                            |          
                            |--39.09%-- 0x492e53455f616309
                            |          
                            |--23.94%-- 0x2020202020202020
                            |          
                            |--17.45%-- 0x6d6172676f727020
                            |          
                            |--15.09%-- 0x616a0973696a732e
                            |          
                             --4.43%-- 0x696c6120656d616e

     0.01%          1        addr2line  [kernel.kallsyms]     [k] sched_exec
                       |
                       --- sched_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f0ce7f20a57
                           __execve
                           0x6a6a60
                           0x6a6ac0
                           0x6a6b20
                           0x6a6ba0

     0.01%          1        addr2line  [kernel.kallsyms]     [k] perf_event_comm
                         |
                         --- perf_event_comm
                             setup_new_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--62.62%-- 0x7f4939771a57
                            |          0x7f4939771a57
                            |          
                             --37.38%-- 0x7f2abdcb6a57
                                       __execve

     0.01%          1        addr2line  libdl-2.11.3.so       [.] _init
                         |
                         --- _init
                             0x7f3e5c76a95d
                             __run_exit_handlers

     0.01%          1          objdump  libc-2.11.3.so        [.] _nl_make_l10nflist
                    |
                    --- _nl_make_l10nflist

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_getb32@plt
                         |
                         --- bfd_getb32@plt
                             0x7fff41772313

     0.01%          7          swapper  [kernel.kallsyms]     [k] scale_rt_power
                    |
                    --- scale_rt_power
                        update_group_power
                        find_busiest_group
                        load_balance
                        rebalance_domains
                        run_rebalance_domains
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                       |          
                       |--98.44%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --1.56%-- reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1               sh  [kernel.kallsyms]     [k] copy_page_c
                         |
                         --- copy_page_c
                            |          
                            |--59.26%-- do_wp_page
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--58.02%-- 0x7f4ab7bc9e60
                            |          |          _int_free
                            |          |          
                            |           --41.98%-- 0x7fce36406f69
                            |                     ptmalloc_unlock_all
                            |                     make_child
                            |                     0x6a4da0
                            |                     0x6a4910
                            |                     0x6a68e0
                            |                     0x6a6950
                            |                     0x6a69b0
                            |                     0x6a6a10
                            |          
                             --40.74%-- __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       |          
                                       |--54.51%-- 0x7ffed0db73b8
                                       |          _dl_relocate_object
                                       |          dl_main
                                       |          _dl_sysdep_start
                                       |          0x40
                                       |          
                                        --45.49%-- 0x7fd7538c7ec6
                                                  memset
                                                  _dl_map_object
                                                  0x352e6f732e656e69

     0.01%          1      kworker/1:1  [kernel.kallsyms]     [k] __switch_to
                |
                --- __switch_to
                    thread_return
                    0xffff8823ef164000

     0.01%          1        addr2line  [kernel.kallsyms]     [k] run_timer_softirq
                         |
                         --- run_timer_softirq
                             __do_softirq
                             call_softirq
                             do_softirq
                             irq_exit
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             copy_page_c
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7f30640743b8
                             _dl_relocate_object
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.01%          1        addr2line  [kernel.kallsyms]     [k] anon_vma_prepare
                         |
                         --- anon_vma_prepare
                            |          
                            |--99.12%-- do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          |          
                            |          |--68.29%-- 0x7fd0252f69d3
                            |          |          _int_malloc
                            |          |          
                            |          |--22.96%-- 0x7fea1bacba1d
                            |          |          _dl_sysdep_start
                            |          |          _dl_start_user
                            |          |          
                            |           --8.75%-- 0x7ff35f9fb439
                            |                     memcpy
                            |                     dl_main
                            |                     _dl_sysdep_start
                            |                     0x40
                            |          
                             --0.88%-- expand_downwards
                                       do_anonymous_page
                                       __get_user_pages
                                       get_arg_page
                                       copy_strings
                                       copy_strings_kernel
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7ff1224c1a57
                                       __execve
                                       0x6a6970
                                       0x6a69d0
                                       0x6a6a30
                                       0x6a6a90

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_release
                         |
                         --- bfd_release
                             0x7fffc1961313

     0.01%          1        addr2line  [kernel.kallsyms]     [k] rb_insert_color
                       |
                       --- rb_insert_color
                          |          
                          |--71.79%-- vma_link
                          |          mmap_region
                          |          |          
                          |          |--52.89%-- sys_mmap_pgoff
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--92.86%-- 0x7fe421004c5a
                          |          |          |          __GI_mmap64
                          |          |          |          
                          |          |           --7.14%-- 0x7fd025f301da
                          |          |                     mmap
                          |          |                     0x6070
                          |          |          
                          |           --47.11%-- elf_map
                          |                     |          
                          |                     |--89.10%-- load_elf_binary
                          |                     |          search_binary_handler
                          |                     |          do_execve_common
                          |                     |          sys_execve
                          |                     |          stub_execve
                          |                     |          0x7f2abdcb6a57
                          |                     |          0x7f2abdcb6a57
                          |                     |          
                          |                      --10.90%-- load_elf_interp
                          |                                load_elf_binary
                          |                                search_binary_handler
                          |                                do_execve_common
                          |                                sys_execve
                          |                                stub_execve
                          |                                0x7f49f5547a57
                          |                                0x7f49f5547a57
                          |          
                          |--17.61%-- vma_adjust
                          |          __split_vma
                          |          mprotect_fixup
                          |          sys_mprotect
                          |          system_call_fastpath
                          |          0x7feba2163237
                          |          __mprotect
                          |          0x16f000
                          |          
                          |--8.62%-- 0x7fdb2f1f8000
                          |          __mprotect
                          |          0x7fdb2f1f7fe8
                          |          (nil)
                          |          
                           --1.97%-- 0x7f7fd22da000
                                     0x7f2abdcb6a57

     0.01%         10          swapper  [kernel.kallsyms]     [k] kmem_cache_free
                    |
                    --- kmem_cache_free
                       |          
                       |--38.18%-- rcu_do_batch
                       |          rcu_process_callbacks
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                       |--32.26%-- tcp_clean_rtx_queue
                       |          tcp_ack
                       |          tcp_rcv_established
                       |          tcp_v4_do_rcv
                       |          tcp_v4_rcv
                       |          ip_local_deliver_finish
                       |          __netif_receive_skb
                       |          netif_receive_skb
                       |          napi_skb_finish
                       |          ixgbe_clean_rx_irq
                       |          ixgbe_poll
                       |          net_rx_action
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --29.56%-- put_pid
                                  rcu_do_batch
                                  rcu_process_callbacks
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1        addr2line  ld-2.11.3.so          [.] dl_main
                         |
                         --- dl_main
                             _dl_sysdep_start
                             0x40

     0.01%          1        flush-8:0  [kernel.kallsyms]     [k] find_get_pages_tag
                  |
                  --- find_get_pages_tag
                      pagevec_lookup_tag
                      write_cache_pages
                      generic_writepages
                      writeback_single_inode
                      writeback_sb_inodes
                      writeback_inodes_wb
                      wb_writeback
                      wb_do_writeback
                      bdi_writeback_thread
                      kthread
                      kernel_thread_helper

     0.01%          1        addr2line  libc-2.11.3.so        [.] find_module_idx
                         |
                         --- find_module_idx
                            |          
                            |--49.45%-- 0x7feeaddb4a5b
                            |          
                            |--40.86%-- 0x7fb94e1b3a68
                            |          
                             --9.69%-- 0x7f7d91735a48

     0.01%         11          swapper  [kernel.kallsyms]     [k] rebalance_domains
                    |
                    --- rebalance_domains
                       |          
                       |--94.67%-- nohz_idle_balance
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --5.33%-- run_rebalance_domains
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1          objdump  ld-2.11.3.so          [.] _dl_lookup_symbol_x
                    |
                    --- _dl_lookup_symbol_x
                        _dl_relocate_object
                        dl_main
                        _dl_sysdep_start
                        0x40

     0.01%          1        addr2line  [kernel.kallsyms]     [k] kfree
                       |
                       --- kfree
                          |          
                          |--35.19%-- proc_reg_release
                          |          __fput
                          |          filp_close
                          |          sys_close
                          |          system_call_fastpath
                          |          |          
                          |          |--74.86%-- 0x7fba65f5d570
                          |          |          __GI___libc_close
                          |          |          
                          |           --25.14%-- 0x7faa4a842570
                          |                     __GI___libc_close
                          |          
                          |--31.19%-- single_release
                          |          proc_reg_release
                          |          __fput
                          |          filp_close
                          |          sys_close
                          |          system_call_fastpath
                          |          0x7ff78551e570
                          |          __GI___libc_close
                          |          
                          |--18.86%-- apparmor_bprm_set_creds
                          |          prepare_binprm
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --14.76%-- perf_event_mmap_event
                                     perf_event_mmap
                                     mmap_region
                                     |          
                                     |--83.22%-- sys_mmap_pgoff
                                     |          system_call_fastpath
                                     |          0x7fd48d9abc5a
                                     |          __GI_mmap64
                                     |          
                                      --16.78%-- elf_map
                                                load_elf_binary
                                                search_binary_handler
                                                do_execve_common
                                                sys_execve
                                                stub_execve
                                                0x7f2abdcb6a57
                                                0x7f2abdcb6a57

     0.01%          1        addr2line  [kernel.kallsyms]     [k] kref_get
                       |
                       --- kref_get
                          |          
                          |--99.19%-- aa_dup_task_context
                          |          apparmor_cred_prepare
                          |          prepare_creds
                          |          sys_faccessat
                          |          system_call_fastpath
                          |          |          
                          |          |--72.16%-- 0x7f1480a50687
                          |          |          access
                          |          |          
                          |           --27.84%-- 0x7f3446b67687
                          |                     access
                          |          
                           --0.81%-- apparmor_bprm_set_creds
                                     prepare_binprm
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.01%          1             grep  ld-2.11.3.so          [.] _dl_relocate_object
                       |
                       --- _dl_relocate_object
                           dl_main
                           _dl_sysdep_start
                           0x40

     0.01%          1        addr2line  bash                  [.] main
                       |
                       --- main

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI___underflow
                       |
                       --- __GI___underflow
                           0x7f640fc22000

     0.01%          1        addr2line  [kernel.kallsyms]     [k] pte_alloc_one
                       |
                       --- pte_alloc_one
                           __pte_alloc
                           handle_mm_fault
                          |          
                          |--79.91%-- do_page_fault
                          |          page_fault
                          |          0x7f3ea6203a50
                          |          0x7f3ea6203a50
                          |          
                           --20.09%-- __get_user_pages
                                     get_arg_page
                                     copy_strings
                                     copy_strings_kernel
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.01%          7          swapper  [kernel.kallsyms]     [k] read_tsc
                    |
                    --- read_tsc
                       |          
                       |--98.24%-- getnstimeofday
                       |          ktime_get_real
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--0.96%-- ktime_get_update_offsets
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --0.81%-- ktime_get
                                  tick_nohz_stop_sched_tick
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1        addr2line  libc-2.11.3.so        [.] __libc_fork
                       |
                       --- __libc_fork
                           _IO_new_proc_open

     0.01%          5          swapper  [kernel.kallsyms]     [k] ns_to_timeval
                    |
                    --- ns_to_timeval
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_generic_get_relocated_section_contents
                    |
                    --- bfd_generic_get_relocated_section_contents
                        0x1c0000002c
                        0x6265642e006f666e

     0.01%          1        addr2line  [kernel.kallsyms]     [k] pipe_write
                  |
                  --- pipe_write
                      do_sync_write
                      vfs_write
                      sys_write
                      system_call_fastpath
                      0x7f4eab68f630
                      __GI___libc_write

     0.01%          1        addr2line  [kernel.kallsyms]     [k] rcu_start_gp
                         |
                         --- rcu_start_gp
                             force_qs_rnp
                             force_quiescent_state
                             __call_rcu
                             __fput
                             remove_vma
                             do_munmap
                             sys_munmap
                             system_call_fastpath
                             0x7f17ea675207
                             munmap
                             0x7f17ea6787dd

     0.01%          1               sh  [kernel.kallsyms]     [k] zap_pte_range
                       |
                       --- zap_pte_range
                           unmap_page_range
                           unmap_vmas
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.01%          1          objdump  [kernel.kallsyms]     [k] __rmqueue
                    |
                    --- __rmqueue
                        get_page_from_freelist
                        __alloc_pages_nodemask
                       |          
                       |--64.45%-- alloc_pages_vma
                       |          |          
                       |          |--62.87%-- do_anonymous_page
                       |          |          do_page_fault
                       |          |          page_fault
                       |          |          0x7f2e96371dc8
                       |          |          __GI_memset
                       |          |          
                       |           --37.13%-- __do_fault
                       |                     handle_pte_fault
                       |                     do_page_fault
                       |                     page_fault
                       |                     0x7f2cdd2d83b8
                       |                     _dl_relocate_object
                       |                     dl_main
                       |                     _dl_sysdep_start
                       |                     0x40
                       |          
                        --35.55%-- kmem_getpages
                                  cache_grow
                                  cache_alloc_refill
                                  kmem_cache_alloc
                                  proc_alloc_inode
                                  alloc_inode
                                  iget_locked
                                  proc_get_inode
                                  proc_lookup_de
                                  proc_root_lookup
                                  d_alloc_and_lookup
                                  do_lookup
                                  do_last
                                  path_openat
                                  do_filp_open
                                  do_sys_open
                                  system_call_fastpath
                                  0x7f011187a1e0
                                  __GI___open64

     0.01%          1          objdump  [kernel.kallsyms]     [k] __inc_zone_page_state
                    |
                    --- __inc_zone_page_state
                        page_add_new_anon_rmap
                        __do_fault
                        handle_pte_fault
                        do_page_fault
                        page_fault
                        0x7f489288a3b8
                        _dl_relocate_object
                        dl_main
                        _dl_sysdep_start
                        0x40

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_group_exit
                         |
                         --- do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f6f21a0ca38
                             __GI__exit

     0.01%         21          swapper  [kernel.kallsyms]     [k] _raw_spin_lock
                    |
                    --- _raw_spin_lock
                       |          
                       |--38.56%-- idle_balance
                       |          thread_return
                       |          do_exit
                       |          do_group_exit
                       |          sys_exit_group
                       |          system_call_fastpath
                       |          0x7f9e7687ca38
                       |          
                       |--20.57%-- scheduler_tick
                       |          update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--15.17%-- hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--11.99%-- sched_ttwu_do_pending
                       |          scheduler_ipi
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--5.93%-- perf_adjust_freq_unthr_context
                       |          perf_event_task_tick
                       |          scheduler_tick
                       |          update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                       |--3.45%-- tick_do_update_jiffies64
                       |          tick_check_idle
                       |          irq_enter
                       |          scheduler_ipi
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--3.11%-- rcu_start_gp
                       |          __rcu_process_callbacks
                       |          rcu_process_callbacks
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --1.22%-- get_next_timer_interrupt
                                  tick_nohz_stop_sched_tick
                                  cpu_idle

     0.01%          2             perf  [kernel.kallsyms]     [k] __memcpy
                       |
                       --- __memcpy
                          |          
                          |--81.83%-- perf_output_copy
                          |          perf_event_task_output
                          |          perf_event_task_ctx
                          |          perf_event_task
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --18.17%-- dup_fd
                                     copy_process
                                     do_fork
                                     stub_clone
                                     0x7f2abdcb675f
                                     __libc_fork
                                     _IO_new_proc_open

     0.01%          1          objdump  [kernel.kallsyms]     [k] __mem_cgroup_try_charge
                    |
                    --- __mem_cgroup_try_charge
                        mem_cgroup_charge_common
                        do_anonymous_page
                        do_page_fault
                        page_fault
                        0x7f02db49b9d3
                        _int_malloc
                        (nil)

     0.01%          1        addr2line  libc-2.11.3.so        [.] _IO_vfscanf_internal
                         |
                         --- _IO_vfscanf_internal
                             _IO_vsscanf
                             0x4174ee

     0.01%          1        addr2line  bash                  [.] _start
                         |
                         --- _start

     0.01%          1          objdump  [kernel.kallsyms]     [k] prep_new_page
                         |
                         --- prep_new_page
                             get_page_from_freelist
                             __alloc_pages_nodemask
                             alloc_pages_vma
                             do_anonymous_page
                             do_page_fault
                             page_fault
                             0x7f2e963679d3
                             _int_malloc
                             (nil)

     0.01%          1          objdump  libc-2.11.3.so        [.] _int_realloc
                    |
                    --- _int_realloc

     0.01%          1        addr2line  libc-2.11.3.so        [.] _nl_explode_name
                       |
                       --- _nl_explode_name
                          |          
                           --100.00%-- __GI_setlocale
                                     |          
                                     |--59.75%-- set_default_locale
                                     |          
                                      --40.25%-- 0x453887

     0.01%          7          swapper  [kernel.kallsyms]     [k] load_balance
                    |
                    --- load_balance
                        rebalance_domains
                       |          
                       |--68.55%-- nohz_idle_balance
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --31.45%-- run_rebalance_domains
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  |          
                                  |--93.57%-- reschedule_interrupt
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          
                                   --6.43%-- smp_apic_timer_interrupt
                                             apic_timer_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle
                                             |          
                                              --100.00%-- start_kernel
                                                        x86_64_start_kernel

     0.01%          1          objdump  [kernel.kallsyms]     [k] restore_args
                    |
                    --- restore_args
                        0x7f7cfe29bec0
                        bfd_elf64_slurp_symbol_table
                        0x7f7cfd8c4080
                        0x65c3eb
                        0x7fff859b2301

     0.01%          1           expand  [kernel.kallsyms]     [k] mutex_lock
                         |
                         --- mutex_lock
                             vma_adjust
                             __split_vma
                             mprotect_fixup
                             sys_mprotect
                             system_call_fastpath
                             0x7f15b255f237
                             __mprotect
                             0x7f15b2766640
                             (nil)

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] _objalloc_alloc@plt
                         |
                         --- _objalloc_alloc@plt

     0.01%          1        addr2line  [kernel.kallsyms]     [k] select_task_rq_fair
                         |
                         --- select_task_rq_fair
                            |          
                            |--95.24%-- try_to_wake_up
                            |          |          
                            |          |--67.81%-- autoremove_wake_function
                            |          |          __wake_up_common
                            |          |          __wake_up_sync_key
                            |          |          pipe_write
                            |          |          do_sync_write
                            |          |          vfs_write
                            |          |          sys_write
                            |          |          system_call_fastpath
                            |          |          0x7f9803f05630
                            |          |          __GI___libc_write
                            |          |          
                            |           --32.19%-- pollwake
                            |                     __wake_up_common
                            |                     __wake_up
                            |                     account
                            |                     extract_entropy
                            |                     create_elf_tables
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     |          
                            |                     |--67.62%-- 0x7f2abdcb6a57
                            |                     |          0x7f2abdcb6a57
                            |                     |          
                            |                      --32.38%-- 0x7f9ee7fa1a57
                            |                                0x7f9ee7fa1a57
                            |          
                             --4.76%-- sched_exec
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       __execve

     0.01%         16          swapper  [kernel.kallsyms]     [k] rcu_exit_nohz
                    |
                    --- rcu_exit_nohz
                       |          
                       |--79.46%-- irq_enter
                       |          |          
                       |          |--90.61%-- smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --9.39%-- scheduler_ipi
                       |                     reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --20.54%-- tick_nohz_restart_sched_tick
                                  cpu_idle

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_elf_string_from_elf_section
                    |
                    --- bfd_elf_string_from_elf_section
                       |          
                       |--59.02%-- 0x7fffbb7fc301
                       |          
                        --40.98%-- (nil)

     0.01%          1        addr2line  bash                  [.] bind_variable
                       |
                       --- bind_variable
                          |          
                          |--79.07%-- 0x4e4957006b72616d
                          |          
                           --20.93%-- 0x6f6c2f7273752f00

     0.01%          1        addr2line  [kernel.kallsyms]     [k] vma_prio_tree_remove
                       |
                       --- vma_prio_tree_remove
                           unlink_file_vma
                           free_pgtables
                           exit_mmap
                           mmput
                          |          
                          |--98.71%-- exit_mm
                          |          do_exit
                          |          do_group_exit
                          |          sys_exit_group
                          |          system_call_fastpath
                          |          0x7febe9d0ca38
                          |          
                           --1.29%-- exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f0851fc4a57
                                     __execve

     0.01%          1        addr2line  [kernel.kallsyms]     [k] path_lookupat
                       |
                       --- path_lookupat
                          |          
                          |--55.80%-- _xstat
                          |          
                           --44.20%-- do_path_lookup
                                     user_path_at_empty
                                     |          
                                     |--90.72%-- sys_faccessat
                                     |          system_call_fastpath
                                     |          0x7f425989e687
                                     |          access
                                     |          
                                      --9.28%-- vfs_fstatat
                                                sys_newstat
                                                system_call_fastpath
                                                0x7f460e769765
                                                _xstat
                                                0x732f6e690068732f

     0.01%          1            mmfsd  [kernel.kallsyms]     [k] sys_epoll_wait
                      |
                      --- sys_epoll_wait
                          system_call_fastpath
                          0x7ffb7c127723
                          0x7ffb7c127723
                          0x800000000

     0.01%          1        addr2line  [kernel.kallsyms]     [k] file_permission
                  |
                  --- file_permission
                      setup_new_exec
                      load_elf_binary
                      search_binary_handler
                      do_execve_common
                      sys_execve
                      stub_execve
                      0x7ff455f3fa57
                      0x7ff455f3fa57

     0.01%          2          swapper  [kernel.kallsyms]     [k] tcp_valid_rtt_meas
                    |
                    --- tcp_valid_rtt_meas
                        tcp_clean_rtx_queue
                        tcp_ack
                        tcp_rcv_established
                        tcp_v4_do_rcv
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_hash_table_init@plt
                       |
                       --- bfd_hash_table_init@plt
                          |          
                          |--84.43%-- 0x7fffb0947313
                          |          
                           --15.57%-- 0x7fffaa91e313

     0.01%          6             perf  perf                  [.] 0x40585         
                       |
                       --- 0x440585

                       |
                       --- 0x454a57

                       |
                       --- 0x4409a5

                       |
                       --- 0x440829

                       |
                       --- 0x440652

                       |
                       --- 0x44c790
                           0x13fede8
                           0x13fe9

     0.01%          1               sh  [kernel.kallsyms]     [k] page_fault
                       |
                       --- page_fault
                          |          
                          |--55.15%-- 0x7f91fc6d816a
                          |          __strcmp_sse2
                          |          set_default_locale
                          |          
                          |--25.14%-- 0x7f58ff299f7f
                          |          _nl_intern_locale_data
                          |          
                          |--8.98%-- 0x7fab24ef0765
                          |          _dl_fini
                          |          __run_exit_handlers
                          |          
                          |--4.30%-- 0x7f1d5745df60
                          |          _dl_discover_osversion
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                          |--3.48%-- 0x7fa7dedab438
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --2.94%-- 0x7ff327081398
                                     _dl_relocate_object
                                     dl_main
                                     _dl_sysdep_start
                                     0x40

     0.01%          1        addr2line  libc-2.11.3.so        [.] ptmalloc_init
                         |
                         --- ptmalloc_init

     0.01%          1        addr2line  [kernel.kallsyms]     [k] strlen
                         |
                         --- strlen
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                            |          
                            |--74.16%-- 0x7f9562fd01da
                            |          mmap
                            |          0x16f000
                            |          
                            |--22.28%-- 0x7fc927a781da
                            |          mmap
                            |          0x39000
                            |          
                             --3.56%-- 0x7f11d55251da
                                       mmap
                                       0x16f000

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_section_hash_newfunc
                  |
                  --- bfd_section_hash_newfunc
                      bfd_section_hash_newfunc
                      (nil)

     0.01%          1        addr2line  [kernel.kallsyms]     [k] retint_swapgs
                       |
                       --- retint_swapgs
                          |          
                          |--69.63%-- 0x7fcbdc0199d3
                          |          _int_malloc
                          |          (nil)
                          |          
                          |--16.11%-- 0x7f3347f99dc8
                          |          __GI_memset
                          |          
                           --14.26%-- 0x7f0ceb98e310
                                     internal_fnwmatch
                                     0x7f0cec136fa7
                                     0x7f0cec5258c0
                                     0x616100666c652d2a

     0.01%          1          objdump  [kernel.kallsyms]     [k] do_generic_file_read
                    |
                    --- do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7fcc906f75d0
                        __GI___read
                        0xffffbe000001b685

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_section_from_elf_index
                    |
                    --- bfd_section_from_elf_index
                        (nil)

     0.01%          1          objdump  [kernel.kallsyms]     [k] __pagevec_free
                    |
                    --- __pagevec_free
                        release_pages
                        free_pages_and_swap_cache
                        tlb_flush_mmu
                        tlb_finish_mmu
                       |          
                       |--71.93%-- shift_arg_pages
                       |          setup_arg_pages
                       |          load_elf_binary
                       |          search_binary_handler
                       |          do_execve_common
                       |          sys_execve
                       |          stub_execve
                       |          0x7f57172aea57
                       |          0x7f57172aea57
                       |          
                        --28.07%-- unmap_region
                                  do_munmap
                                  sys_munmap
                                  system_call_fastpath
                                  0x7f041e93dc87
                                  __munmap

     0.01%          2            mmfsd  [kernel.kallsyms]     [k] tcp_transmit_skb
                      |
                      --- tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.01%          1            mmfsd  [ixgbe]               [k] ixgbe_tx_ctxtdesc
                      |
                      --- ixgbe_tx_ctxtdesc
                          ixgbe_xmit_frame_ring
                          dev_hard_start_xmit
                          sch_direct_xmit
                          dev_queue_xmit
                          ip_finish_output
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.01%          1        addr2line  [kernel.kallsyms]     [k] sys_rt_sigprocmask
                         |
                         --- sys_rt_sigprocmask
                             system_call_fastpath
                            |          
                            |--63.60%-- 0x7f2d9eb99e30
                            |          __sigprocmask
                            |          
                             --36.40%-- 0x7f891b4a2e30
                                       __sigprocmask
                                       0x5353454d5f434c00

     0.01%          1        addr2line  ld-2.11.3.so          [.] _dl_cache_libcmp
                         |
                         --- _dl_cache_libcmp

     0.01%          1        addr2line  ld-2.11.3.so          [.] calloc
                         |
                         --- calloc
                             _dl_check_all_versions

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_sync_read
                         |
                         --- do_sync_read
                             vfs_read
                            |          
                            |--76.37%-- kernel_read
                            |          |          
                            |          |--95.21%-- do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7f1e8355fa57
                            |          |          __execve
                            |          |          0x6a68f0
                            |          |          0x6a6950
                            |          |          0x6a69b0
                            |          |          
                            |           --4.79%-- load_elf_interp
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2abdcb6a57
                            |                     0x7f2abdcb6a57
                            |          
                             --23.63%-- sys_read
                                       system_call_fastpath
                                       0x7fd9a58b0fb7
                                       __libc_read
                                       0x7fd9a58b47dd

     0.01%          7             perf  [kernel.kallsyms]     [k] find_busiest_group
                       |
                       --- find_busiest_group
                           load_balance
                           idle_balance
                           thread_return
                          |          
                          |--64.46%-- pipe_wait
                          |          pipe_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          0x7f2abdcdb5d0
                          |          __GI___read
                          |          |          
                          |           --100.00%-- 0x7f2abff46000
                          |          
                           --35.54%-- do_wait
                                     sys_wait4
                                     system_call_fastpath
                                     0x7f2abdc76535
                                     _IO_new_proc_close

     0.01%          1        addr2line  [kernel.kallsyms]     [k] up_write
                       |
                       --- up_write
                          |          
                          |--54.38%-- sys_brk
                          |          system_call_fastpath
                          |          0x7fb9c19562aa
                          |          __brk
                          |          
                           --45.62%-- sys_mmap_pgoff
                                     system_call_fastpath
                                     |          
                                     |--65.22%-- 0x7f642fc10c5a
                                     |          __GI_mmap64
                                     |          
                                      --34.78%-- 0x7f87f2dc41da
                                                mmap
                                                0x17da9158d48d189

     0.01%          1          objdump  libc-2.11.3.so        [.] __strstr_sse42
                    |
                    --- __strstr_sse42
                        0x68a268
                        0x7fff5f8ea301

     0.01%          1          objdump  [kernel.kallsyms]     [k] error_entry
                    |
                    --- error_entry
                        0x7fb49472b3e8
                        _dl_relocate_object
                        dl_main
                        _dl_sysdep_start
                        0x40

     0.01%          1        addr2line  libc-2.11.3.so        [.] __argz_stringify
                       |
                       --- __argz_stringify
                          |          
                           --100.00%-- 0x656c61636f6c2f

     0.01%          1               sh  libc-2.11.3.so        [.] __GI__dl_addr
                         |
                         --- __GI__dl_addr
                             0x4ce02464894cd824

     0.01%          2             perf  [kernel.kallsyms]     [k] free_hot_cold_page
                       |
                       --- free_hot_cold_page
                          |          
                          |--91.02%-- __mmdrop
                          |          finish_task_switch
                          |          thread_return
                          |          pipe_wait
                          |          pipe_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          0x7f2abdcdb5d0
                          |          __GI___read
                          |          0x7f2abff46000
                          |          
                           --8.98%-- __pagevec_free
                                     release_pages
                                     free_pages_and_swap_cache
                                     tlb_flush_mmu
                                     tlb_finish_mmu
                                     unmap_region
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     0x7f2abdce5c87
                                     __munmap

     0.01%          1        addr2line  [kernel.kallsyms]     [k] file_sb_list_add
                       |
                       --- file_sb_list_add
                           __dentry_open
                           do_last
                           path_openat
                           do_filp_open
                          |          
                          |--75.98%-- do_sys_open
                          |          system_call_fastpath
                          |          |          
                          |          |--60.90%-- 0x7fd02534a1e0
                          |          |          __GI___open64
                          |          |          
                          |           --39.10%-- 0x7f3f54e4f1e0
                          |                     __GI___open64
                          |          
                           --24.02%-- open_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.01%          1        addr2line  [kernel.kallsyms]     [k] check_preempt_curr
                       |
                       --- check_preempt_curr
                           ttwu_do_wakeup
                           try_to_wake_up
                           autoremove_wake_function
                           __wake_up_common
                           __wake_up_sync_key
                           pipe_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7fad06cb5630
                           __GI___libc_write

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_simple_get_relocated_section_contents
                         |
                         --- bfd_simple_get_relocated_section_contents
                            |          
                            |--52.32%-- 0x7fff82b7a313
                            |          
                             --47.68%-- 0x7fff87bbc313

     0.01%          1          objdump  [kernel.kallsyms]     [k] radix_tree_lookup_slot
                    |
                    --- radix_tree_lookup_slot
                        find_get_page
                       |          
                       |--74.80%-- do_generic_file_read
                       |          generic_file_aio_read
                       |          do_sync_read
                       |          vfs_read
                       |          sys_read
                       |          system_call_fastpath
                       |          0x7f8df3cbd5d0
                       |          __GI___read
                       |          0xffffbe000001b685
                       |          
                        --25.20%-- filemap_fault
                                  __do_fault
                                  handle_pte_fault
                                  do_page_fault
                                  page_fault
                                  0x7ff573353810
                                  __realloc
                                  _nl_expand_alias
                                  __GI_setlocale
                                  0x409017

     0.01%          1             grep  [kernel.kallsyms]     [k] page_fault
                         |
                         --- page_fault
                            |          
                            |--41.51%-- 0x7f39d64c3ca0
                            |          parse_expression
                            |          0x64afa0
                            |          0x6f6974617475706d
                            |          
                            |--23.53%-- 0x7ff7d2d2c0a0
                            |          _dl_map_object_from_fd
                            |          0x706c617773690036
                            |          
                            |--19.57%-- 0x7f687684a16a
                            |          __strcmp_sse2
                            |          0x406294
                            |          
                            |--8.19%-- 0x7f4e686dd170
                            |          __hash_string
                            |          
                            |--1.75%-- 0x415ee0
                            |          close@plt
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--1.61%-- 0x7fd753207d00
                            |          __strlen_sse42
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--1.38%-- 0x7f2219cfd7ca
                            |          __libc_fork
                            |          make_child
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--1.28%-- 0x46dd40
                            |          xstrchr
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                             --1.18%-- 0x7ff3d5e6e660
                                       strcmp
                                       0x9691a75
                                       0x42494c4700352e32

     0.01%          1        addr2line  bash                  [.] strcpy@plt
                       |
                       --- strcpy@plt
                          |          
                           --100.00%-- 0x7475706d6f432f65

     0.01%          1        addr2line  [kernel.kallsyms]     [k] generic_check_acl
                         |
                         --- generic_check_acl
                             acl_permission_check
                             generic_permission
                             inode_permission
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f427f0171e0
                             __GI___open64

     0.01%         10          swapper  [kernel.kallsyms]     [k] thread_return
                    |
                    --- thread_return
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.01%          5             perf  libc-2.11.3.so        [.] __malloc
                       |
                       --- __malloc
                          |          
                          |--53.27%-- 0x7f2abff4693f
                          |          
                          |--35.69%-- 0x79735f7761720077
                          |          
                           --11.03%-- 0x7f2abff46930

     0.01%          2            mmfsd  [kernel.kallsyms]     [k] dequeue_entity
                      |
                      --- dequeue_entity
                          dequeue_task_fair
                          __schedule
                         |          
                         |--69.68%-- 0xffffffffa04a8b7d
                         |          0xffffffffa05c07e5
                         |          0xffffffffa05c0bbf
                         |          0xffffffffa0605bc1
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                          --30.32%-- schedule_hrtimeout_range_clock
                                    ep_poll
                                    sys_epoll_wait
                                    system_call_fastpath
                                    0x7ffb7c127723
                                    0x7ffb7c127723
                                    0x800000000

     0.01%          1        addr2line  [kernel.kallsyms]     [k] fget_raw
                       |
                       --- fget_raw
                           vfs_fstat
                           sys_newfstat
                           system_call_fastpath
                          |          
                          |--32.86%-- 0x7fde49b14f14
                          |          __GI___fxstat
                          |          
                          |--25.22%-- 0x7f53e10e87d4
                          |          __GI___fxstat
                          |          (nil)
                          |          
                          |--13.72%-- 0x7fca5b2d87d4
                          |          __GI___fxstat
                          |          _nl_find_locale
                          |          __GI_setlocale
                          |          0x402263
                          |          
                          |--12.52%-- 0x7fae6f3a17d4
                          |          __GI___fxstat
                          |          
                          |--12.08%-- 0x7f2c0e7e97d4
                          |          __GI___fxstat
                          |          (nil)
                          |          
                           --3.60%-- 0x7f3b90941f14
                                     __GI___fxstat
                                     _dl_map_object
                                     0x2e7a62696c00322e

     0.01%         11          swapper  [kernel.kallsyms]     [k] profile_tick
                    |
                    --- profile_tick
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_hash_table_init_n@plt
                  |
                  --- bfd_hash_table_init_n@plt

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_generic_archive_p
                         |
                         --- bfd_generic_archive_p
                            |          
                            |--34.81%-- 0x7fff7a588313
                            |          
                            |--31.87%-- 0x7fff98bb532a
                            |          
                            |--17.74%-- 0x7fff794d2313
                            |          
                             --15.58%-- 0x7fffb598f2ed

     0.01%          1        flush-8:0  [kernel.kallsyms]     [k] sg_next
                  |
                  --- sg_next
                      blk_rq_map_sg
                      scsi_init_sgtable
                      scsi_init_io
                      sd_prep_fn
                      blk_peek_request
                      scsi_request_fn
                      __blk_run_queue
                      queue_unplugged
                      blk_flush_plug_list
                      blk_finish_plug
                      generic_writepages
                      writeback_single_inode
                      writeback_sb_inodes
                      writeback_inodes_wb
                      wb_writeback
                      wb_do_writeback
                      bdi_writeback_thread
                      kthread
                      kernel_thread_helper

     0.01%          1        addr2line  [kernel.kallsyms]     [k] find_next_bit
                       |
                       --- find_next_bit
                           cpumask_any_but
                          |          
                          |--71.15%-- flush_tlb_page
                          |          ptep_clear_flush
                          |          do_wp_page
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          0x7f234385f866
                          |          _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --28.85%-- flush_tlb_mm
                                     tlb_flush_mmu
                                     tlb_finish_mmu
                                     unmap_region
                                     do_munmap
                                     sys_munmap
                                     system_call_fastpath
                                     0x7f7c57c2bc87
                                     __munmap

     0.01%          1        addr2line  [kernel.kallsyms]     [k] format_decode
                       |
                       --- format_decode
                           vsnprintf
                           seq_printf
                          |          
                          |--51.42%-- meminfo_proc_show
                          |          seq_read
                          |          proc_reg_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          0x7f54eb29f5d0
                          |          __GI___read
                          |          (nil)
                          |          
                           --48.58%-- hugetlb_report_meminfo
                                     meminfo_proc_show
                                     seq_read
                                     proc_reg_read
                                     vfs_read
                                     sys_read
                                     system_call_fastpath
                                     0x7f0c7d20c5d0
                                     __GI___read
                                     (nil)

     0.01%          1        addr2line  bash                  [.] __libc_csu_init
                         |
                         --- __libc_csu_init

     0.01%          1               sh  bash                  [.] 0x1986a         
                         |
                         --- 0x41986a

                         |
                         --- 0x42a50a
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.01%          1        addr2line  libc-2.11.3.so        [.] __gconv_compare_alias
                         |
                         --- __gconv_compare_alias
                             __GI_setlocale
                             set_default_locale

     0.01%          1        addr2line  [kernel.kallsyms]     [k] copy_strings
                       |
                       --- copy_strings
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--94.31%-- 0x7f2abdcb6a57
                          |          __execve
                          |          
                           --5.69%-- 0x7f833d9c5a57
                                     __execve
                                     0x6a6a60
                                     0x6a6ac0
                                     0x6a6b20
                                     0x6a6ba0

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI_exit
                         |
                         --- __GI_exit

     0.01%          6          swapper  [kernel.kallsyms]     [k] kfree
                    |
                    --- kfree
                       |          
                       |--90.30%-- apparmor_cred_free
                       |          put_cred_rcu
                       |          rcu_do_batch
                       |          rcu_process_callbacks
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                       |--6.91%-- __kfree_skb
                       |          tcp_clean_rtx_queue
                       |          tcp_ack
                       |          tcp_rcv_established
                       |          tcp_v4_do_rcv
                       |          tcp_v4_rcv
                       |          ip_local_deliver_finish
                       |          __netif_receive_skb
                       |          netif_receive_skb
                       |          napi_skb_finish
                       |          ixgbe_clean_rx_irq
                       |          ixgbe_poll
                       |          net_rx_action
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --2.79%-- rcu_do_batch
                                  rcu_process_callbacks
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1             grep  libc-2.11.3.so        [.] __GI_wcrtomb
                       |
                       --- __GI_wcrtomb
                           0x40e339

     0.01%          1          objdump  [kernel.kallsyms]     [k] filemap_fault
                    |
                    --- filemap_fault
                        __do_fault
                        handle_pte_fault
                        do_page_fault
                        page_fault
                        0x405ba0
                        0x405ba0

     0.01%          1        addr2line  ld-2.11.3.so          [.] _dl_important_hwcaps
                         |
                         --- _dl_important_hwcaps
                             _dl_init_paths
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_elf64_swap_symbol_in
                    |
                    --- bfd_elf64_swap_symbol_in
                       |          
                       |--70.10%-- 0xbb9b80
                       |          
                        --29.90%-- (nil)

     0.01%          1               sh  [kernel.kallsyms]     [k] attach_pid
                         |
                         --- attach_pid
                             copy_process
                             do_fork
                             stub_clone
                             0x7f00fd5db75f
                             __libc_fork
                             make_child
                             0x6a6c60

     0.01%         19          swapper  [kernel.kallsyms]     [k] rb_erase
                    |
                    --- rb_erase
                       |          
                       |--67.33%-- timerqueue_del
                       |          __remove_hrtimer
                       |          |          
                       |          |--49.36%-- __run_hrtimer
                       |          |          hrtimer_interrupt
                       |          |          smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |          |--30.20%-- hrtimer_try_to_cancel
                       |          |          hrtimer_cancel
                       |          |          tick_nohz_restart
                       |          |          tick_nohz_restart_sched_tick
                       |          |          cpu_idle
                       |          |          
                       |           --20.44%-- __hrtimer_start_range_ns
                       |                     tick_nohz_stop_sched_tick
                       |                     irq_exit
                       |                     reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --32.67%-- set_next_entity
                                  pick_next_task_fair
                                  __schedule
                                  cpu_idle
                                  |          
                                   --100.00%-- start_kernel
                                             x86_64_start_kernel

     0.01%          1             perf  [kernel.kallsyms]     [k] put_dec_trunc
                       |
                       --- put_dec_trunc
                           number
                           vsnprintf
                           snprintf
                           proc_flush_task_mnt
                           proc_flush_task
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.01%          1        addr2line  [kernel.kallsyms]     [k] load_elf_binary
                         |
                         --- load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--85.75%-- 0x7f2abdcb6a57
                            |          0x7f2abdcb6a57
                            |          
                             --14.25%-- 0x7f5af9e37a57
                                       0x7f5af9e37a57

     0.01%          7          swapper  [kernel.kallsyms]     [k] tick_check_idle
                    |
                    --- tick_check_idle
                        irq_enter
                       |          
                       |--36.93%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                       |--35.84%-- scheduler_ipi
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --27.22%-- do_IRQ
                                  ret_from_intr
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1        addr2line  bash                  [.] initialize_traps
                         |
                         --- initialize_traps

     0.01%          1        addr2line  libz.so.1.2.7         [.] __cxa_finalize@plt
                         |
                         --- __cxa_finalize@plt
                             0x7f160999fd8d
                             __run_exit_handlers

     0.01%          1        flush-8:0  [kernel.kallsyms]     [k] radix_tree_tag_clear
                  |
                  --- radix_tree_tag_clear
                      test_set_page_writeback
                      __block_write_full_page
                      __writepage
                      write_cache_pages
                      generic_writepages
                      writeback_single_inode
                      writeback_sb_inodes
                      writeback_inodes_wb
                      wb_writeback
                      wb_do_writeback
                      bdi_writeback_thread
                      kthread
                      kernel_thread_helper

     0.01%          4             perf  libc-2.11.3.so        [.] __getdelim
                       |
                       --- __getdelim
                          |          
                           --100.00%-- 0x6f6974617475706d

     0.01%          2          swapper  [kernel.kallsyms]     [k] lapic_next_event
                    |
                    --- lapic_next_event
                        tick_dev_program_event
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_perform_relocation
                    |
                    --- bfd_perform_relocation
                        0x528da
                        0x674960
                        0x65c932
                        0x7fffde809301

     0.01%          1        addr2line  bash                  [.] builtin_address_internal
                         |
                         --- builtin_address_internal
                             alias_builtin
                             0x2d5b207361696c61

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI___vsprintf_chk
                         |
                         --- __GI___vsprintf_chk

     0.01%          1        addr2line  [ext3]                [k] ext3_check_acl
                       |
                       --- ext3_check_acl
                          |          
                          |--72.90%-- acl_permission_check
                          |          |          
                          |          |--98.49%-- link_path_walk
                          |          |          |          
                          |          |          |--56.67%-- path_lookupat
                          |          |          |          do_path_lookup
                          |          |          |          user_path_at_empty
                          |          |          |          |          
                          |          |          |          |--61.33%-- sys_faccessat
                          |          |          |          |          system_call_fastpath
                          |          |          |          |          0x7f5a35ee7687
                          |          |          |          |          access
                          |          |          |          |          
                          |          |          |           --38.67%-- vfs_fstatat
                          |          |          |                     sys_newstat
                          |          |          |                     system_call_fastpath
                          |          |          |                     0x7f71f54a5765
                          |          |          |                     _xstat
                          |          |          |          
                          |          |           --43.33%-- path_openat
                          |          |                     do_filp_open
                          |          |                     |          
                          |          |                     |--96.12%-- do_sys_open
                          |          |                     |          system_call_fastpath
                          |          |                     |          0x7fe6fe50d1e0
                          |          |                     |          __GI___open64
                          |          |                     |          
                          |          |                      --3.88%-- open_exec
                          |          |                                load_elf_binary
                          |          |                                search_binary_handler
                          |          |                                do_execve_common
                          |          |                                sys_execve
                          |          |                                stub_execve
                          |          |                                0x7f2abdcb6a57
                          |          |                                __execve
                          |          |          
                          |           --1.51%-- generic_permission
                          |                     inode_permission
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     __execve
                          |          
                           --27.10%-- 0xffff88207f4b3410
                                     __GI___open64

     0.01%          6          swapper  [kernel.kallsyms]     [k] touch_softlockup_watchdog
                    |
                    --- touch_softlockup_watchdog
                        tick_check_idle
                        irq_enter
                       |          
                       |--93.40%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --6.60%-- scheduler_ipi
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1          objdump  [kernel.kallsyms]     [k] __bitmap_intersects
                         |
                         --- __bitmap_intersects
                             find_idlest_group
                             select_task_rq_fair
                             sched_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f6e50784a57
                             __execve
                             0x6a7580
                             0x6a75e0
                             0x6a7650
                             0x6a76c0
                             0x6a7720
                             0x6a7780

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] memset@plt
                       |
                       --- memset@plt

     0.01%          7          swapper  [kernel.kallsyms]     [k] pm_qos_request
                    |
                    --- pm_qos_request
                        menu_select
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1        addr2line  [kernel.kallsyms]     [k] prio_tree_replace
                       |
                       --- prio_tree_replace
                          |          
                          |--73.46%-- prio_tree_remove
                          |          vma_adjust
                          |          __split_vma
                          |          |          
                          |          |--72.72%-- mprotect_fixup
                          |          |          sys_mprotect
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--52.48%-- 0x7fa65f9fe237
                          |          |          |          __mprotect
                          |          |          |          0x7fa65fc05640
                          |          |          |          
                          |          |           --47.52%-- 0x7f8d02657237
                          |          |                     __mprotect
                          |          |                     0x7f8d0285efe8
                          |          |                     (nil)
                          |          |          
                          |           --27.28%-- do_munmap
                          |                     elf_map
                          |                     load_elf_interp
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     |          
                          |                     |--67.58%-- 0x7f881beb7a57
                          |                     |          0x7f881beb7a57
                          |                     |          
                          |                      --32.42%-- 0x7f2abdcb6a57
                          |                                0x7f2abdcb6a57
                          |          
                           --26.54%-- prio_tree_insert
                                     vma_prio_tree_insert
                                     vma_link
                                     mmap_region
                                     sys_mmap_pgoff
                                     system_call_fastpath
                                     |          
                                     |--56.96%-- 0x7eff2b3221da
                                     |          mmap
                                     |          0x2000
                                     |          
                                      --43.04%-- 0x7f800875a1da
                                                mmap
                                                0x15000

     0.01%          1          objdump  [kernel.kallsyms]     [k] file_read_actor
                    |
                    --- file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7f80882cf5d0
                        __GI___read
                        0xae560f48000069f8

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_brk
                         |
                         --- do_brk
                            |          
                            |--70.90%-- sys_brk
                            |          system_call_fastpath
                            |          |          
                            |          |--89.53%-- 0x7f9f4a92b2aa
                            |          |          __brk
                            |          |          
                            |           --10.47%-- 0x7f3ea549a2aa
                            |                     __brk
                            |          
                             --29.10%-- load_elf_interp
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7fe82a053a57
                                       0x7fe82a053a57

     0.01%          1        addr2line  libc-2.11.3.so        [.] __GI__exit
                       |
                       --- __GI__exit

     0.01%          1             perf  [kernel.kallsyms]     [k] pick_next_task_fair
                       |
                       --- pick_next_task_fair
                           __schedule
                           pipe_wait
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read

     0.01%          2             grep  [kernel.kallsyms]     [k] kmem_cache_alloc
                         |
                         --- kmem_cache_alloc
                            |          
                            |--43.48%-- getname_flags
                            |          user_path_at_empty
                            |          sys_faccessat
                            |          system_call_fastpath
                            |          0x7fa10d3eb687
                            |          access
                            |          
                            |--25.81%-- prepare_creds
                            |          prepare_exec_creds
                            |          prepare_bprm_creds
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2fc2ae6a57
                            |          __execve
                            |          0x6a4ab0
                            |          0x6a4b10
                            |          0x6a4b70
                            |          
                            |--10.75%-- mmap_region
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          0x7f6b6f865c5a
                            |          __GI_mmap64
                            |          
                            |--10.69%-- get_empty_filp
                            |          path_openat
                            |          do_filp_open
                            |          |          
                            |          |--71.49%-- do_sys_open
                            |          |          system_call_fastpath
                            |          |          0x7fb28b7cb1e0
                            |          |          __GI___open64
                            |          |          
                            |           --28.51%-- open_exec
                            |                     load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f2fc2ae6a57
                            |                     __execve
                            |                     0x6a4ab0
                            |                     0x6a4b10
                            |                     0x6a4b70
                            |          
                             --9.26%-- anon_vma_prepare
                                       __do_fault
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       0x7ff4cd3a7ec6
                                       memset
                                       _dl_map_object
                                       0x706c617773690036

     0.01%          1             perf  [kernel.kallsyms]     [k] mutex_lock
                       |
                       --- mutex_lock
                          |          
                          |--37.53%-- anon_vma_clone
                          |          anon_vma_fork
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                          |--33.96%-- perf_poll
                          |          do_poll
                          |          do_sys_poll
                          |          sys_poll
                          |          system_call_fastpath
                          |          0x7fc73a777b8f
                          |          __libc_poll
                          |          
                           --28.51%-- anon_vma_fork
                                     dup_mmap
                                     dup_mm
                                     copy_process
                                     do_fork
                                     stub_clone
                                     0x7f2abdcb675f
                                     __libc_fork
                                     _IO_new_proc_open

     0.01%          1          objdump  [kernel.kallsyms]     [k] __zone_watermark_ok
                    |
                    --- __zone_watermark_ok
                        get_page_from_freelist
                        __alloc_pages_nodemask
                        alloc_pages_vma
                        do_anonymous_page
                        do_page_fault
                        page_fault
                        file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7f02db4ef5d0
                        __GI___read
                        0xffffbe000001b685

     0.01%          1        addr2line  [kernel.kallsyms]     [k] generic_fillattr
                         |
                         --- generic_fillattr
                             vfs_getattr
                            |          
                            |--58.72%-- vfs_fstat
                            |          sys_newfstat
                            |          system_call_fastpath
                            |          0x7f9b3532c7d4
                            |          __GI___fxstat
                            |          _nl_find_locale
                            |          __GI_setlocale
                            |          set_default_locale
                            |          
                             --41.28%-- vfs_fstatat
                                       sys_newstat
                                       system_call_fastpath
                                       0x7fdc84278765
                                       _xstat
                                       0x7fdc8451feb8

     0.01%          1               sh  [kernel.kallsyms]     [k] perf_event_task_ctx
                         |
                         --- perf_event_task_ctx
                             perf_event_task
                             copy_process
                             do_fork
                             stub_clone
                             0x7f08893a675f
                             __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.01%          1        addr2line  [kernel.kallsyms]     [k] alloc_pages_current
                         |
                         --- alloc_pages_current
                             __get_free_pages
                             __tlb_remove_page
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fb36cc99a57
                             __execve

     0.01%          1        addr2line  [kernel.kallsyms]     [k] proc_lookup_de
                         |
                         --- proc_lookup_de
                             proc_root_lookup
                             d_alloc_and_lookup
                             do_lookup
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                            |          
                            |--55.05%-- 0x7f12a50991e0
                            |          __GI___open64
                            |          
                            |--34.58%-- 0x7faa305a71e0
                            |          __GI___open64
                            |          
                             --10.37%-- 0x7fb458a0c1e0
                                       __GI___open64

     0.01%          1     kworker/12:1  [kernel.kallsyms]     [k] add_timer_on
               |
               --- add_timer_on
                   queue_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.01%          1           expand  [kernel.kallsyms]     [k] page_remove_rmap
                         |
                         --- page_remove_rmap
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--98.69%-- 0x7f019324fa57
                            |          __execve
                            |          
                             --1.31%-- 0x7f08893a6a57
                                       __execve

     0.01%          1        addr2line  libc-2.11.3.so        [.] __argz_count_internal
                         |
                         --- __argz_count_internal
                            |          
                             --100.00%-- 0x656c61636f6c2f

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_sigaction
                       |
                       --- do_sigaction
                           sys_rt_sigaction
                           system_call_fastpath
                          |          
                          |--60.89%-- 0x7fcafa115cf4
                          |          __GI___libc_sigaction
                          |          
                           --39.11%-- 0x7f901e90bcf4
                                     __GI___libc_sigaction

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __fsnotify_parent
                       |
                       --- __fsnotify_parent
                           security_dentry_open
                           __dentry_open
                           do_last
                           path_openat
                           do_filp_open
                           open_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.01%          1        addr2line  libc-2.11.3.so        [.] _IO_link_in_internal
                         |
                         --- _IO_link_in_internal

     0.01%          1        addr2line  [kernel.kallsyms]     [k] path_init
                         |
                         --- path_init
                            |          
                            |--80.77%-- path_openat
                            |          do_filp_open
                            |          |          
                            |          |--57.53%-- do_sys_open
                            |          |          system_call_fastpath
                            |          |          |          
                            |          |          |--56.44%-- 0x7f40715221e0
                            |          |          |          __GI___open64
                            |          |          |          0x706d6f432f656d6f
                            |          |          |          
                            |          |           --43.56%-- 0x7fd2bf7cc1e0
                            |          |                     __GI___open64
                            |          |          
                            |           --42.47%-- open_exec
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f75a326fa57
                            |                     __execve
                            |                     0x6a6a60
                            |                     0x6a6ac0
                            |                     0x6a6b20
                            |                     0x6a6ba0
                            |          
                             --19.23%-- path_lookupat
                                       do_path_lookup
                                       user_path_at_empty
                                       sys_faccessat
                                       system_call_fastpath
                                       0x7f9b1422f017
                                       access

     0.01%          1          swapper  [kernel.kallsyms]     [k] kprobe_flush_task
                    |
                    --- kprobe_flush_task
                        finish_task_switch
                        thread_return
                        cpu_idle
                        start_kernel
                        x86_64_start_kernel

     0.01%          1          objdump  libc-2.11.3.so        [.] __GI___open64
                    |
                    --- __GI___open64
                        _nl_find_domain
                        __dcigettext
                        0x408ad9
                        0x6f6974617475706d

     0.01%          1        addr2line  [kernel.kallsyms]     [k] vfs_fstatat
                         |
                         --- vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7f4e6b9e0765
                             _xstat
                             0x696c32726464612f

     0.01%          1        addr2line  libc-2.11.3.so        [.] _nl_load_locale
                         |
                         --- _nl_load_locale
                            |          
                            |--61.53%-- __GI_setlocale
                            |          set_default_locale
                            |          
                             --38.47%-- _nl_find_locale
                                       __GI_setlocale
                                       set_default_locale

     0.01%         11          swapper  [kernel.kallsyms]     [k] rb_insert_color
                    |
                    --- rb_insert_color
                       |          
                       |--79.71%-- timerqueue_add
                       |          enqueue_hrtimer
                       |          |          
                       |          |--94.46%-- __run_hrtimer
                       |          |          hrtimer_interrupt
                       |          |          smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --5.54%-- __hrtimer_start_range_ns
                       |                     |          
                       |                     |--56.87%-- tick_nohz_stop_sched_tick
                       |                     |          irq_exit
                       |                     |          reschedule_interrupt
                       |                     |          intel_idle
                       |                     |          cpuidle_idle_call
                       |                     |          cpu_idle
                       |                     |          
                       |                      --43.13%-- tick_nohz_restart
                       |                                tick_nohz_restart_sched_tick
                       |                                cpu_idle
                       |          
                        --20.29%-- enqueue_entity
                                  enqueue_task_fair
                                  ttwu_activate
                                  ttwu_do_activate
                                  sched_ttwu_do_pending
                                  scheduler_ipi
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          9          swapper  [kernel.kallsyms]     [k] __rcu_pending
                    |
                    --- __rcu_pending
                        rcu_check_callbacks
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1        addr2line  [kernel.kallsyms]     [k] inode_permission
                       |
                       --- inode_permission
                           do_last
                           path_openat
                           do_filp_open
                           do_sys_open
                           system_call_fastpath
                          |          
                          |--42.42%-- 0x7f6897a2b1e0
                          |          __GI___open64
                          |          
                          |--21.84%-- 0x7f024499c1e0
                          |          __GI___open64
                          |          
                          |--21.78%-- 0x7f8e76ed91e0
                          |          __GI___open64
                          |          
                           --13.96%-- 0x7fe247bccf57
                                     __open
                                     0x6070

     0.01%          8          swapper  [kernel.kallsyms]     [k] sched_clock_tick
                    |
                    --- sched_clock_tick
                       |          
                       |--82.81%-- sched_clock_idle_wakeup_event
                       |          |          
                       |          |--71.75%-- tick_check_idle
                       |          |          irq_enter
                       |          |          smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --28.25%-- tick_nohz_restart_sched_tick
                       |                     cpu_idle
                       |          
                        --17.19%-- scheduler_tick
                                  update_process_times
                                  tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1           expand  [kernel.kallsyms]     [k] page_fault
                         |
                         --- page_fault
                            |          
                            |--60.82%-- 0x7f17217c46d0
                            |          __malloc
                            |          0x6a6c60
                            |          
                            |--15.32%-- 0x7fd974b1de50
                            |          _IO_new_fopen
                            |          0x2f3d505554524154
                            |          
                            |--5.71%-- 0x7fa93564fbd3
                            |          __memmove_ssse3
                            |          0x4047d5
                            |          0x1eb50
                            |          
                            |--5.07%-- 0x7f9d42fe6bb8
                            |          _dl_lookup_symbol_x
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--3.64%-- 0x7f2282c9bec6
                            |          memset
                            |          0x16f000
                            |          
                            |--3.22%-- 0x7ff85f99d770
                            |          __GI_strlen
                            |          0x401f0f0021e574
                            |          
                            |--2.19%-- 0x4582c0
                            |          xmalloc
                            |          0x6a6c60
                            |          
                            |--1.40%-- 0x7fdae0edf660
                            |          strcmp
                            |          
                            |--1.39%-- 0x7fa135ed99a9
                            |          do_lookup_x
                            |          
                             --1.23%-- 0x7f18f5d5cd90
                                       __GI_mbrtowc

     0.01%          1               sh  [kernel.kallsyms]     [k] system_call_after_swapgs
                       |
                       --- system_call_after_swapgs
                          |          
                          |--64.04%-- 0x7f47a1a927d4
                          |          __GI___fxstat
                          |          
                           --35.96%-- 0x7f18f5d02cf4
                                     __sigprocmask

     0.01%          1        addr2line  bash                  [.] unquoted_glob_pattern_p
                         |
                         --- unquoted_glob_pattern_p

     0.01%          1        addr2line  [kernel.kallsyms]     [k] cp_new_stat
                         |
                         --- cp_new_stat
                            |          
                            |--59.25%-- sys_newfstat
                            |          system_call_fastpath
                            |          |          
                            |          |--72.39%-- 0x7fe76524e7d4
                            |          |          __GI___fxstat
                            |          |          (nil)
                            |          |          
                            |           --27.61%-- 0x7fb8c8f9d7d4
                            |                     __GI___fxstat
                            |                     _nl_find_locale
                            |                     __GI_setlocale
                            |                     set_default_locale
                            |          
                             --40.75%-- sys_newstat
                                       system_call_fastpath
                                       0x7f3dfb615765
                                       _xstat
                                       0x696c32726464612f

     0.01%          1          haveged  [kernel.kallsyms]     [k] do_vfs_ioctl
                    |
                    --- do_vfs_ioctl
                        sys_ioctl
                        system_call_fastpath
                        0x7fbf388b33d7
                        0x7fbf388b33d7

     0.01%          1        addr2line  [kernel.kallsyms]     [k] zone_watermark_ok
                         |
                         --- zone_watermark_ok
                             get_page_from_freelist
                             __alloc_pages_nodemask
                             alloc_pages_vma
                             do_anonymous_page
                             do_page_fault
                             page_fault
                             file_read_actor
                             do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--58.95%-- 0x7f670f4145d0
                            |          __GI___read
                            |          0xb0b000f0700000b
                            |          
                             --41.05%-- 0x7fd9fbccf5d0
                                       __GI___read
                                       0xae560f48000069f8

     0.01%          3            mmfsd  [kernel.kallsyms]     [k] copy_user_generic_string
                      |
                      --- copy_user_generic_string
                         |          
                         |--97.43%-- skb_do_copy_data_nocache
                         |          tcp_sendmsg
                         |          sock_sendmsg
                         |          ___sys_sendmsg
                         |          __sys_sendmsg
                         |          system_call_fastpath
                         |          0x7ffb7cb55dfd
                         |          0x7ffb7cb55dfd
                         |          
                          --2.57%-- 0xffffffffa04a8ead
                                    0xffffffffa05c038b
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_hash_table_init
                         |
                         --- bfd_hash_table_init
                             0x7fffaa240313

     0.01%          4             perf  [kernel.kallsyms]     [k] copy_process
                       |
                       --- copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_path_lookup
                         |
                         --- do_path_lookup
                             user_path_at_empty
                            |          
                            |--71.24%-- vfs_fstatat
                            |          sys_newstat
                            |          system_call_fastpath
                            |          |          
                            |          |--53.85%-- 0x7f6fdb560765
                            |          |          _xstat
                            |          |          0x696c32726464612f
                            |          |          
                            |           --46.15%-- 0x7fb0899bc765
                            |                     _xstat
                            |                     0x6f6974617475706d
                            |          
                             --28.76%-- sys_faccessat
                                       system_call_fastpath
                                       0x7f28db851017
                                       access

     0.01%          1        addr2line  libc-2.11.3.so        [.] _IO_new_fopen
                         |
                         --- _IO_new_fopen
                             0x4174ee

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_make_section_anyway
                         |
                         --- bfd_make_section_anyway
                             0x7fff7885b2ed

     0.01%          1        addr2line  bash                  [.] set_ppid
                         |
                         --- set_ppid

     0.01%          1        addr2line  [kernel.kallsyms]     [k] aa_dup_task_context
                       |
                       --- aa_dup_task_context
                          |          
                          |--51.93%-- 0xffff881fc19d7d80
                          |          __execve
                          |          
                           --48.07%-- apparmor_cred_prepare
                                     prepare_creds
                                     sys_faccessat
                                     system_call_fastpath
                                     0x7fa48ff17687
                                     access

     0.01%         12          swapper  [kernel.kallsyms]     [k] native_read_tsc
                    |
                    --- native_read_tsc
                       |          
                       |--88.03%-- read_tsc
                       |          |          
                       |          |--57.04%-- getnstimeofday
                       |          |          ktime_get_real
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --42.96%-- ktime_get
                       |                     |          
                       |                     |--79.39%-- tick_check_idle
                       |                     |          irq_enter
                       |                     |          smp_apic_timer_interrupt
                       |                     |          apic_timer_interrupt
                       |                     |          intel_idle
                       |                     |          cpuidle_idle_call
                       |                     |          cpu_idle
                       |                     |          |          
                       |                     |           --100.00%-- start_kernel
                       |                     |                     x86_64_start_kernel
                       |                     |          
                       |                     |--8.00%-- tick_nohz_stop_sched_tick
                       |                     |          cpu_idle
                       |                     |          
                       |                     |--7.02%-- tick_nohz_restart_sched_tick
                       |                     |          cpu_idle
                       |                     |          
                       |                      --5.58%-- tick_sched_timer
                       |                                __run_hrtimer
                       |                                hrtimer_interrupt
                       |                                smp_apic_timer_interrupt
                       |                                apic_timer_interrupt
                       |                                intel_idle
                       |                                cpuidle_idle_call
                       |                                cpu_idle
                       |          
                        --11.97%-- native_sched_clock
                                  sched_clock
                                  |          
                                  |--68.12%-- update_rq_clock
                                  |          scheduler_tick
                                  |          update_process_times
                                  |          tick_sched_timer
                                  |          __run_hrtimer
                                  |          hrtimer_interrupt
                                  |          smp_apic_timer_interrupt
                                  |          apic_timer_interrupt
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          
                                   --31.88%-- tick_nohz_stop_sched_tick
                                             |          
                                             |--51.21%-- irq_exit
                                             |          smp_apic_timer_interrupt
                                             |          apic_timer_interrupt
                                             |          intel_idle
                                             |          cpuidle_idle_call
                                             |          cpu_idle
                                             |          
                                              --48.79%-- cpu_idle

     0.01%         19          swapper  [kernel.kallsyms]     [k] apic_timer_interrupt
                    |
                    --- apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.01%          1        addr2line  bash                  [.] find_user_command
                         |
                         --- find_user_command

     0.01%          1          objdump  libbfd-2.23.1.so      [.] bfd_elf_get_elf_syms
                    |
                    --- bfd_elf_get_elf_syms
                        (nil)

     0.01%          1        addr2line  [kernel.kallsyms]     [k] scheduler_ipi
                         |
                         --- scheduler_ipi
                             reschedule_interrupt
                             0x7fca15e4db08
                             __GI__dl_addr
                             0x4ce02464894cd824

     0.01%          1        addr2line  [kernel.kallsyms]     [k] meminfo_proc_show
                         |
                         --- meminfo_proc_show
                             seq_read
                             proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f303a9ff5d0
                             __GI___read
                             (nil)

     0.01%          1        addr2line  bash                  [.] bash_history_reinit
                       |
                       --- bash_history_reinit

     0.01%          1        addr2line  [kernel.kallsyms]     [k] clear_huge_page
                         |
                         --- clear_huge_page
                             __do_huge_pmd_anonymous_page
                             do_page_fault
                             page_fault
                             file_read_actor
                             do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f43341c25d0
                             __GI___read
                             0xae560f48000069f8

     0.01%          6          swapper  [kernel.kallsyms]     [k] notifier_call_chain
                    |
                    --- notifier_call_chain
                        __atomic_notifier_call_chain
                       |          
                       |--50.80%-- cpu_idle
                       |          
                       |--25.96%-- do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --23.25%-- smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%         11          swapper  [kernel.kallsyms]     [k] irq_enter
                    |
                    --- irq_enter
                       |          
                       |--52.52%-- scheduler_ipi
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --47.48%-- smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] bfd_hash_lookup
                       |
                       --- bfd_hash_lookup
                          |          
                          |--82.97%-- (nil)
                          |          
                           --17.03%-- 0x7fffbdc50313

     0.01%          1        addr2line  ld-2.11.3.so          [.] __GI_strlen
                         |
                         --- __GI_strlen
                            |          
                            |--50.16%-- 0x7f50772bf4b8
                            |          
                            |--43.87%-- 0x2e7a62696c00322e
                            |          
                             --5.96%-- _dl_map_object
                                       0x352e6f732e656e69

     0.01%          4            mmfsd  [kernel.kallsyms]     [k] nf_iterate
                      |
                      --- nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.01%          1        addr2line  [kernel.kallsyms]     [k] prio_tree_remove
                  |
                  --- prio_tree_remove
                      vma_adjust
                      __split_vma
                      mprotect_fixup
                      sys_mprotect
                      system_call_fastpath
                      0x7f96608e1237
                      __mprotect
                      0x298000

     0.01%          1        addr2line  [kernel.kallsyms]     [k] fsnotify_clear_marks_by_inode
                         |
                         --- fsnotify_clear_marks_by_inode
                             __destroy_inode
                             destroy_inode
                             d_kill
                             dput
                             __fput
                             filp_close
                             sys_close
                             system_call_fastpath
                            |          
                            |--69.50%-- 0x7ff394add570
                            |          __GI___libc_close
                            |          
                             --30.50%-- 0x7f2d0f94d570
                                       __GI___libc_close

     0.01%          1        addr2line  [kernel.kallsyms]     [k] vma_merge
                         |
                         --- vma_merge
                             mmap_region
                            |          
                            |--80.62%-- elf_map
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          |          
                            |          |--77.24%-- 0x7f2abdcb6a57
                            |          |          0x7f2abdcb6a57
                            |          |          
                            |           --22.76%-- 0x7f323df84a57
                            |                     0x7f323df84a57
                            |          
                             --19.38%-- sys_mmap_pgoff
                                       system_call_fastpath
                                       0x7f42598a8c5a
                                       __GI_mmap64
                                       ptmalloc_init
                                       (nil)
                                       0x20da1
                                       (nil)

     0.01%          4            mmfsd  [kernel.kallsyms]     [k] _raw_spin_lock_irq
                      |
                      --- _raw_spin_lock_irq
                         |          
                         |--59.91%-- __down
                         |          down
                         |          0xffffffffa04a89cf
                         |          |          
                         |          |--67.01%-- 0xffffffffa05c05bd
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |           --32.99%-- 0xffffffffa05c06e1
                         |                     0xffffffffa05c0bbf
                         |                     0xffffffffa0605bc1
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |          
                          --40.09%-- __schedule
                                    |          
                                    |--78.27%-- 0xffffffffa04a8b7d
                                    |          0xffffffffa05bf0f1
                                    |          0xffffffffa05c0478
                                    |          0xffffffffa0605afe
                                    |          0xffffffffa04c3c65
                                    |          do_vfs_ioctl
                                    |          sys_ioctl
                                    |          system_call_fastpath
                                    |          0x7ffb7c11f3d7
                                    |          0x7ffb7c11f3d7
                                    |          0xffffc900341c3998
                                    |          
                                     --21.73%-- schedule_timeout
                                               __down
                                               down
                                               0xffffffffa04a89cf
                                               0xffffffffa05c06e1
                                               0xffffffffa05c0bbf
                                               0xffffffffa0605bc1
                                               0xffffffffa04c3c65
                                               do_vfs_ioctl
                                               sys_ioctl
                                               system_call_fastpath
                                               0x7ffb7c11f3d7
                                               0x7ffb7c11f3d7

     0.01%          1        addr2line  libc-2.11.3.so        [.] set_binding_values
                       |
                       --- set_binding_values
                          |          
                           --100.00%-- 0x387800564e455f48

     0.01%         19          swapper  [kernel.kallsyms]     [k] find_next_bit
                    |
                    --- find_next_bit
                       |          
                       |--81.50%-- cpumask_next_and
                       |          find_busiest_group
                       |          load_balance
                       |          rebalance_domains
                       |          |          
                       |          |--52.01%-- run_rebalance_domains
                       |          |          __do_softirq
                       |          |          call_softirq
                       |          |          do_softirq
                       |          |          irq_exit
                       |          |          |          
                       |          |          |--80.54%-- smp_apic_timer_interrupt
                       |          |          |          apic_timer_interrupt
                       |          |          |          intel_idle
                       |          |          |          cpuidle_idle_call
                       |          |          |          cpu_idle
                       |          |          |          
                       |          |           --19.46%-- reschedule_interrupt
                       |          |                     intel_idle
                       |          |                     cpuidle_idle_call
                       |          |                     cpu_idle
                       |          |          
                       |           --47.99%-- nohz_idle_balance
                       |                     __do_softirq
                       |                     call_softirq
                       |                     do_softirq
                       |                     irq_exit
                       |                     reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                       |--15.78%-- rcu_needs_cpu
                       |          tick_nohz_stop_sched_tick
                       |          |          
                       |          |--90.06%-- cpu_idle
                       |          |          
                       |           --9.94%-- irq_exit
                       |                     smp_apic_timer_interrupt
                       |                     apic_timer_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --2.72%-- nohz_idle_balance
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%         11          swapper  [kernel.kallsyms]     [k] tick_sched_timer
                    |
                    --- tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.01%         11          swapper  [kernel.kallsyms]     [k] _raw_spin_lock_irq
                    |
                    --- _raw_spin_lock_irq
                       |          
                       |--69.12%-- __schedule
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                       |--16.37%-- run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --14.51%-- nohz_idle_balance
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.01%          1        addr2line  [kernel.kallsyms]     [k] __split_vma
                         |
                         --- __split_vma
                            |          
                            |--84.64%-- mprotect_fixup
                            |          sys_mprotect
                            |          system_call_fastpath
                            |          |          
                            |          |--38.65%-- 0x7f90a80d6237
                            |          |          __mprotect
                            |          |          0x2000
                            |          |          
                            |          |--35.81%-- 0x7f580f35e237
                            |          |          __mprotect
                            |          |          0x16f000
                            |          |          
                            |           --25.54%-- 0x7f7a6c8e3237
                            |                     __mprotect
                            |                     0x7f7a6caea640
                            |          
                             --15.36%-- do_munmap
                                       elf_map
                                       load_elf_interp
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       0x7f2abdcb6a57

     0.01%          1        addr2line  ld-2.11.3.so          [.] _dl_init_paths
                       |
                       --- _dl_init_paths
                           _dl_sysdep_start
                           0x40

     0.01%          1        addr2line  libc-2.11.3.so        [.] __ctype_get_mb_cur_max
                       |
                       --- __ctype_get_mb_cur_max

     0.01%          1           :31967  [kernel.kallsyms]     [k] _raw_spin_lock
                     |
                     --- _raw_spin_lock
                         task_rq_lock
                         sched_move_task
                         cgroup_exit
                         do_exit
                         do_group_exit
                         sys_exit_group
                         system_call_fastpath
                         0x7f1afa77ba38

     0.01%          1        addr2line  libc-2.11.3.so        [.] do_fcntl
                         |
                         --- do_fcntl

     0.01%          3             perf  libc-2.11.3.so        [.] __GI___read
                       |
                       --- __GI___read

     0.01%          2             perf  libc-2.11.3.so        [.] __strchr_sse42
                       |
                       --- __strchr_sse42
                          |          
                          |--53.29%-- 0x7f2abff4627f
                          |          
                           --46.71%-- 0x7f2abff46376

     0.01%          1        addr2line  [kernel.kallsyms]     [k] free_pgtables
                       |
                       --- free_pgtables
                          |          
                          |--85.52%-- exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --14.48%-- 0x100000001
                                     __execve

     0.01%          3             perf  [kernel.kallsyms]     [k] anon_vma_fork
                       |
                       --- anon_vma_fork
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.01%          1        addr2line  [kernel.kallsyms]     [k] putname
                         |
                         --- putname
                             do_sys_open
                             system_call_fastpath
                             0x7f51193081e0
                             __GI___open64

     0.01%          1        addr2line  libbfd-2.23.1.so      [.] malloc@plt
                         |
                         --- malloc@plt
                             0x7f3700000018
                             (nil)

     0.01%          2            mmfsd  [kernel.kallsyms]     [k] update_rq_clock
                      |
                      --- update_rq_clock
                          dequeue_task
                          __schedule
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.01%          1        addr2line  bash                  [.] initialize_bash_input
                         |
                         --- initialize_bash_input

     0.01%          1               sh  [kernel.kallsyms]     [k] __mem_cgroup_commit_charge
                         |
                         --- __mem_cgroup_commit_charge
                             mem_cgroup_charge_common
                             do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                            |          
                            |--51.54%-- 0x7f67bb5b2f69
                            |          ptmalloc_unlock_all
                            |          make_child
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                             --48.46%-- 0x7fd75316ae60
                                       _int_free

     0.01%          1        addr2line  [kernel.kallsyms]     [k] enqueue_sleeper
                         |
                         --- enqueue_sleeper
                             enqueue_entity
                             enqueue_task_fair
                             ttwu_activate
                             ttwu_do_activate
                             try_to_wake_up
                             __queue_work
                             call_timer_fn
                             run_timer_softirq
                             __do_softirq
                             call_softirq
                             do_softirq
                             irq_exit
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             0x7f75d4b5ce6c
                             _int_malloc

     0.01%          1             grep  [kernel.kallsyms]     [k] __d_lookup_rcu
                       |
                       --- __d_lookup_rcu
                           do_lookup
                           link_path_walk
                          |          
                          |--61.12%-- path_openat
                          |          do_filp_open
                          |          do_sys_open
                          |          system_call_fastpath
                          |          |          
                          |          |--58.29%-- 0x7f66cda101e0
                          |          |          __GI___open64
                          |          |          
                          |          |--25.57%-- 0x7ff29cd1b1e0
                          |          |          __GI___open64
                          |          |          
                          |           --16.14%-- 0x7fb14b29d1e0
                          |                     __GI___open64
                          |          
                           --38.88%-- path_lookupat
                                     do_path_lookup
                                     user_path_at_empty
                                     vfs_fstatat
                                     sys_newstat
                                     system_call_fastpath
                                     |          
                                     |--73.91%-- 0x7fa3ab365765
                                     |          _xstat
                                     |          0x6f6974617475706d
                                     |          
                                      --26.09%-- 0x7fdbc98b4765
                                                _xstat
                                                0x672f6e69622f6c61

     0.01%          1        addr2line  [kernel.kallsyms]     [k] sys_newstat
                       |
                       --- sys_newstat
                           system_call_fastpath
                          |          
                          |--60.16%-- 0x7f02e68e7765
                          |          _xstat
                          |          
                           --39.84%-- 0x7f90c12ba765
                                     _xstat
                                     0x6a1fe0
                                     0x6a1e80

     0.01%          1        addr2line  [kernel.kallsyms]     [k] do_filp_open
                         |
                         --- do_filp_open
                             do_sys_open
                             system_call_fastpath
                            |          
                            |--55.85%-- 0x7f32ee92cf57
                            |          __open
                            |          0x6070
                            |          
                            |--25.29%-- 0x7f9ff4fa41e0
                            |          __GI___open64
                            |          
                             --18.87%-- 0x7f1a348d61e0
                                       __GI___open64

     0.01%          1        addr2line  [kernel.kallsyms]     [k] acct_collect
                         |
                         --- acct_collect
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7faf4bedba38
                             __GI__exit

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] _bfd_elf_setup_sections
                         |
                         --- _bfd_elf_setup_sections
                            |          
                             --100.00%-- 0x2300000033
                                       0x756265642e007274

     0.00%          1        addr2line  [kernel.kallsyms]     [k] rw_verify_area
                       |
                       --- rw_verify_area
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f119683b5d0
                           __GI___read
                           (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] prepare_creds
                       |
                       --- prepare_creds
                           sys_faccessat
                           system_call_fastpath
                          |          
                          |--63.94%-- 0x7f1805a21687
                          |          access
                          |          
                           --36.06%-- 0x7fb510748687
                                     access

     0.00%          3          swapper  [nf_conntrack]        [k] tcp_in_window
                    |
                    --- tcp_in_window
                        tcp_packet
                        nf_conntrack_in
                        nf_iterate
                        nf_hook_slow
                        ip_rcv
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  ld-2.11.3.so          [.] memset
                         |
                         --- memset
                             _dl_map_object
                            |          
                            |--93.53%-- 0x6f6c636c6400322e
                            |          
                             --6.47%-- 0x352e6f732e656e69

     0.00%          1        addr2line  addr2line             [.] 0x20c2          
                         |
                         --- 0x4020ba

                         |
                         --- 0x4020c2

     0.00%          1        addr2line  bash                  [.] __ctype_get_mb_cur_max@plt
                       |
                       --- __ctype_get_mb_cur_max@plt
                          |          
                           --100.00%-- 0x6f6974617475706d

     0.00%          7            mmfsd  [kernel.kallsyms]     [k] load_balance
                      |
                      --- load_balance
                         |          
                         |--98.48%-- idle_balance
                         |          thread_return
                         |          |          
                         |          |--56.50%-- 0xffffffffa04a8b7d
                         |          |          |          
                         |          |          |--80.49%-- 0xffffffffa05c07e5
                         |          |          |          0xffffffffa05c0bbf
                         |          |          |          0xffffffffa0605bc1
                         |          |          |          0xffffffffa04c3c65
                         |          |          |          do_vfs_ioctl
                         |          |          |          sys_ioctl
                         |          |          |          system_call_fastpath
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          0x7ffb7c11f3d7
                         |          |          |          
                         |          |           --19.51%-- 0xffffffffa05bf0f1
                         |          |                     0xffffffffa05c0478
                         |          |                     0xffffffffa0605afe
                         |          |                     0xffffffffa04c3c65
                         |          |                     do_vfs_ioctl
                         |          |                     sys_ioctl
                         |          |                     system_call_fastpath
                         |          |                     0x7ffb7c11f3d7
                         |          |                     0x7ffb7c11f3d7
                         |          |                     |          
                         |          |                     |--67.86%-- 0x7ffb742098f0
                         |          |                     |          
                         |          |                      --32.14%-- 0xffffc900341c3998
                         |          |          
                         |           --43.50%-- schedule_timeout
                         |                     __down
                         |                     down
                         |                     0xffffffffa04a89cf
                         |                     |          
                         |                     |--92.76%-- 0xffffffffa05c03ea
                         |                     |          0xffffffffa0605afe
                         |                     |          0xffffffffa04c3c65
                         |                     |          do_vfs_ioctl
                         |                     |          sys_ioctl
                         |                     |          system_call_fastpath
                         |                     |          0x7ffb7c11f3d7
                         |                     |          0x7ffb7c11f3d7
                         |                     |          0xffffc900341c3998
                         |                     |          
                         |                      --7.24%-- 0xffffffffa05c05bd
                         |                                0xffffffffa0605a42
                         |                                0xffffffffa04c3c65
                         |                                do_vfs_ioctl
                         |                                sys_ioctl
                         |                                system_call_fastpath
                         |                                0x7ffb7c11f3d7
                         |                                0x7ffb7c11f3d7
                         |                                0x1bfffffffff
                         |          
                          --1.52%-- 0x7ffb7c11f3d7

     0.00%          1        addr2line  [kernel.kallsyms]     [k] expand_files
                  |
                  --- expand_files
                      alloc_fd
                      do_sys_open
                      system_call_fastpath
                      0x7f1b57b231e0
                      __GI___open64
                      0x7f1b57b98890

     0.00%          1          objdump  [kernel.kallsyms]     [k] up_read
                         |
                         --- up_read
                             do_page_fault
                             page_fault
                             0x7fb7a78258b2
                             __strcpy_ssse3
                             0x706d75646a626f2f

     0.00%          1        addr2line  [kernel.kallsyms]     [k] in_group_p
                       |
                       --- in_group_p
                           acl_permission_check
                          |          
                          |--86.46%-- link_path_walk
                          |          |          
                          |          |--67.55%-- path_lookupat
                          |          |          do_path_lookup
                          |          |          user_path_at_empty
                          |          |          sys_faccessat
                          |          |          system_call_fastpath
                          |          |          0x7f9c3b81d687
                          |          |          access
                          |          |          
                          |           --32.45%-- path_openat
                          |                     do_filp_open
                          |                     open_exec
                          |                     |          
                          |                     |--94.16%-- load_elf_binary
                          |                     |          search_binary_handler
                          |                     |          do_execve_common
                          |                     |          sys_execve
                          |                     |          stub_execve
                          |                     |          0x7f2abdcb6a57
                          |                     |          __execve
                          |                     |          
                          |                      --5.84%-- do_execve_common
                          |                                sys_execve
                          |                                stub_execve
                          |                                0x7f2abdcb6a57
                          |                                __execve
                          |          
                           --13.54%-- generic_permission
                                     inode_permission
                                     do_last
                                     path_openat
                                     do_filp_open
                                     do_sys_open
                                     system_call_fastpath
                                     0x7ffe3709e1e0
                                     __GI___open64

     0.00%          4          swapper  [ip_tables]           [k] ipt_do_table
                    |
                    --- ipt_do_table
                        nf_iterate
                        nf_hook_slow
                       |          
                       |--90.97%-- ip_local_deliver
                       |          __netif_receive_skb
                       |          netif_receive_skb
                       |          napi_skb_finish
                       |          ixgbe_clean_rx_irq
                       |          ixgbe_poll
                       |          net_rx_action
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --9.03%-- ip_rcv
                                  __netif_receive_skb
                                  netif_receive_skb
                                  napi_skb_finish
                                  ixgbe_clean_rx_irq
                                  ixgbe_poll
                                  net_rx_action
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  do_IRQ
                                  ret_from_intr
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          3          swapper  [kernel.kallsyms]     [k] enqueue_task_fair
                    |
                    --- enqueue_task_fair
                       |          
                        --100.00%-- ttwu_activate
                                  ttwu_do_activate
                                  |          
                                  |--95.64%-- sched_ttwu_do_pending
                                  |          scheduler_ipi
                                  |          reschedule_interrupt
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          
                                   --4.36%-- try_to_wake_up
                                             __queue_work
                                             call_timer_fn
                                             run_timer_softirq
                                             __do_softirq
                                             call_softirq
                                             do_softirq
                                             irq_exit
                                             smp_apic_timer_interrupt
                                             apic_timer_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle
                                             start_kernel
                                             x86_64_start_kernel

     0.00%          1        addr2line  [kernel.kallsyms]     [k] _mix_pool_bytes
                       |
                       --- _mix_pool_bytes
                          |          
                          |--78.87%-- extract_buf
                          |          extract_entropy
                          |          |          
                          |          |--52.54%-- create_elf_tables
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          0x7f2abdcb6a57
                          |          |          0x7f2abdcb6a57
                          |          |          
                          |           --47.46%-- xfer_secondary_pool
                          |                     extract_entropy
                          |                     create_elf_tables
                          |                     load_elf_binary
                          |                     search_binary_handler
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f2abdcb6a57
                          |                     0x7f2abdcb6a57
                          |          
                           --21.13%-- mix_pool_bytes
                                     xfer_secondary_pool
                                     extract_entropy
                                     create_elf_tables
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.00%          1           expand  libc-2.11.3.so        [.] _IO_new_file_xsputn
                     |
                     --- _IO_new_file_xsputn
                        |          
                         --100.00%-- 0x6f6d092020202020

     0.00%          1             grep  [kernel.kallsyms]     [k] find_vma
                         |
                         --- find_vma
                             do_page_fault
                             page_fault
                            |          
                            |--90.12%-- 0x7f29b3abf7fa
                            |          __libc_fork
                            |          make_child
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--6.45%-- 0x7fcdb3c3375f
                            |          __libc_fork
                            |          make_child
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--1.93%-- 0x43302b
                            |          0x43302b
                            |          
                             --1.49%-- 0x7fd1cfae675f
                                       __libc_fork
                                       make_child
                                       0x6a6ab0
                                       0x6a6af0
                                       0x6a6bc0

     0.00%          1        addr2line  [kernel.kallsyms]     [k] generic_segment_checks
                         |
                         --- generic_segment_checks
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                            |          
                            |--97.93%-- sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--50.77%-- 0x7fa5c7ba45d0
                            |          |          __GI___read
                            |          |          0x656c61636f6c2f
                            |          |          
                            |           --49.23%-- 0x7f1d1634b5d0
                            |                     __GI___read
                            |                     0x656c61636f6c2f
                            |          
                             --2.07%-- kernel_read
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f120d08ea57
                                       __execve
                                       0x6a6a60
                                       0x6a6ac0
                                       0x6a6b20
                                       0x6a6ba0

     0.00%          9          swapper  [kernel.kallsyms]     [k] native_sched_clock
                    |
                    --- native_sched_clock
                        sched_clock
                        update_rq_clock
                       |          
                       |--67.53%-- enqueue_task
                       |          ttwu_activate
                       |          ttwu_do_activate
                       |          sched_ttwu_do_pending
                       |          scheduler_ipi
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--20.26%-- scheduler_tick
                       |          update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --12.21%-- nohz_idle_balance
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             grep  libc-2.11.3.so        [.] _int_free
                       |
                       --- _int_free
                          |          
                           --100.00%-- 0x655b20
                                     0x6507a0
                                     0x6f6974617475706d

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_new_file_fopen
                       |
                       --- _IO_new_file_fopen
                           __fopen_internal

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_new_file_xsputn
                         |
                         --- _IO_new_file_xsputn
                             0x58534b9390000000

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_section_from_shdr
                  |
                  --- bfd_section_from_shdr

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_file_doallocate_internal
                       |
                       --- _IO_file_doallocate_internal

     0.00%          1          objdump  [kernel.kallsyms]     [k] mem_cgroup_get_reclaim_stat_from_page
                    |
                    --- mem_cgroup_get_reclaim_stat_from_page
                        update_page_reclaim_stat
                        ____pagevec_lru_add_fn
                        pagevec_lru_move_fn
                        __lru_cache_add
                        do_anonymous_page
                        do_page_fault
                        page_fault
                        file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7ffd592075d0
                        __GI___read
                        0xffffbe000001b685

     0.00%          1        addr2line  bash                  [.] dequote_string
                         |
                         --- dequote_string
                            |          
                            |--74.87%-- 0x6139623561353030
                            |          0x21
                            |          
                             --25.13%-- 0x6a6ba0

     0.00%          1           expand  libc-2.11.3.so        [.] __GI_getenv
                     |
                     --- __GI_getenv
                         0x7fff8a8d44e0
                         0x38342e32363d544e

     0.00%          1        addr2line  bash                  [.] make_variable_value
                       |
                       --- make_variable_value

     0.00%          1          objdump  [kernel.kallsyms]     [k] __mem_cgroup_commit_charge
                    |
                    --- __mem_cgroup_commit_charge
                        mem_cgroup_charge_common
                        do_anonymous_page
                        do_page_fault
                        page_fault
                        file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7f7f1771c5d0
                        __GI___read
                        0xffffbe000001b685

     0.00%          1        addr2line  [kernel.kallsyms]     [k] number
                         |
                         --- number
                             vsnprintf
                             seq_printf
                             meminfo_proc_show
                             seq_read
                             proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--53.53%-- 0x7f5f644e85d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--34.75%-- 0x7f0ad0cf15d0
                            |          __GI___read
                            |          (nil)
                            |          
                             --11.72%-- 0x7fba0697a5d0
                                       __GI___read
                                       (nil)

     0.00%          1         postgres  postgres              [.] ExecEvalRelabelType
                   |
                   --- ExecEvalRelabelType
                       ExecMakeFunctionResultNoSets
                       ExecEvalCase
                       ExecProject
                       advance_aggregates
                       ExecAgg
                       ExecProcNode
                       standard_ExecutorRun
                       ExplainOnePlan
                       ExplainOneQuery
                       ExplainQuery
                       standard_ProcessUtility
                       PortalRunUtility
                       FillPortalStore
                       PortalRun
                       exec_simple_query
                       PostgresMain
                       ServerLoop
                       PostmasterMain
                       main
                       __libc_start_main

     0.00%          1        flush-8:0  [kernel.kallsyms]     [k] __block_write_full_page
                  |
                  --- __block_write_full_page
                      __writepage
                      write_cache_pages
                      generic_writepages
                      writeback_single_inode
                      writeback_sb_inodes
                      writeback_inodes_wb
                      wb_writeback
                      wb_do_writeback
                      bdi_writeback_thread
                      kthread
                      kernel_thread_helper

     0.00%          1        flush-8:0  [kernel.kallsyms]     [k] blk_finish_plug
                  |
                  --- blk_finish_plug
                      generic_writepages
                      writeback_single_inode
                      writeback_sb_inodes
                      writeback_inodes_wb
                      wb_writeback
                      wb_do_writeback
                      bdi_writeback_thread
                      kthread
                      kernel_thread_helper

     0.00%          7          swapper  [kernel.kallsyms]     [k] hrtimer_forward
                    |
                    --- hrtimer_forward
                       |          
                       |--91.38%-- tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --8.62%-- tick_nohz_restart
                                  tick_nohz_restart_sched_tick
                                  cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] policy_zonelist
                         |
                         --- policy_zonelist
                             alloc_pages_vma
                             do_anonymous_page
                             do_page_fault
                             page_fault
                             file_read_actor
                             do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7fd2604035d0
                             __GI___read
                             0xae560f48000069f8

     0.00%          5          swapper  [kernel.kallsyms]     [k] irq_exit
                    |
                    --- irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1               sh  bash                  [.] sh_makepath
                         |
                         --- sh_makepath
                            |          
                            |--77.97%-- 0x6f6974617475706d
                            |          
                             --22.03%-- 0x667265702f3436

     0.00%         20          swapper  [kernel.kallsyms]     [k] getnstimeofday
                    |
                    --- getnstimeofday
                        ktime_get_real
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1        addr2line  libc-2.11.3.so        [.] __random_r
                         |
                         --- __random_r
                            |          
                            |--61.66%-- 0x7f4e8533d0f8
                            |          0xce85f12a429f9192
                            |          
                             --38.34%-- 0x7f7d1a627084
                                       0x2794f38f3355564d

     0.00%          1        addr2line  ld-2.11.3.so          [.] __sigsetjmp
                  |
                  --- __sigsetjmp
                      dl_main
                      _dl_sysdep_start
                      0x40

     0.00%          1          objdump  [kernel.kallsyms]     [k] do_anonymous_page
                    |
                    --- do_anonymous_page
                        do_page_fault
                        page_fault
                        file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7fc00db625d0
                        __GI___read
                        0xffffbe000001b685

     0.00%          2             perf  [kernel.kallsyms]     [k] vma_prio_tree_add
                       |
                       --- vma_prio_tree_add
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1               sh  [kernel.kallsyms]     [k] get_page_from_freelist
                       |
                       --- get_page_from_freelist
                           __alloc_pages_nodemask
                           alloc_pages_vma
                          |          
                          |--53.27%-- do_wp_page
                          |          handle_pte_fault
                          |          do_page_fault
                          |          page_fault
                          |          0x7fcb8aecafa5
                          |          ptmalloc_unlock_all
                          |          make_child
                          |          0x6a4da0
                          |          0x6a4910
                          |          0x6a68e0
                          |          0x6a6950
                          |          0x6a69b0
                          |          0x6a6a10
                          |          
                          |--41.50%-- do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          0x7fdc6599c9d3
                          |          _int_malloc
                          |          
                           --5.23%-- __do_fault
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     clear_user
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] strcpy@plt
                         |
                         --- strcpy@plt

     0.00%          1           expand  libc-2.11.3.so        [.] _nl_make_l10nflist
                         |
                         --- _nl_make_l10nflist
                            |          
                             --100.00%-- (nil)

     0.00%          2             perf  [kernel.kallsyms]     [k] cache_alloc_refill
                       |
                       --- cache_alloc_refill
                           kmem_cache_alloc
                          |          
                          |--55.98%-- anon_vma_fork
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --44.02%-- anon_vma_clone
                                     anon_vma_fork
                                     dup_mmap
                                     dup_mm
                                     copy_process
                                     do_fork
                                     stub_clone
                                     0x7f2abdcb675f
                                     __libc_fork
                                     _IO_new_proc_open

     0.00%          1        addr2line  bash                  [.] substring
                         |
                         --- substring

     0.00%          1        addr2line  bash                  [.] hash_create
                         |
                         --- hash_create
                             0x68c410
                             (nil)
                             0x702d5b207361696c

     0.00%          1             grep  [kernel.kallsyms]     [k] mutex_lock
                       |
                       --- mutex_lock
                          |          
                          |--43.98%-- unlink_anon_vmas
                          |          free_pgtables
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          |          
                          |          |--73.94%-- 0x7f4b7dd9ea57
                          |          |          __execve
                          |          |          
                          |          |--19.30%-- 0x7fc3647e5a57
                          |          |          __execve
                          |          |          
                          |           --6.75%-- 0x7fd1cfae6a57
                          |                     __execve
                          |          
                          |--42.53%-- unlink_file_vma
                          |          free_pgtables
                          |          |          
                          |          |--73.62%-- exit_mmap
                          |          |          mmput
                          |          |          exec_mmap
                          |          |          flush_old_exec
                          |          |          load_elf_binary
                          |          |          search_binary_handler
                          |          |          do_execve_common
                          |          |          sys_execve
                          |          |          stub_execve
                          |          |          0x7f29b3abfa57
                          |          |          __execve
                          |          |          
                          |           --26.38%-- unmap_region
                          |                     do_munmap
                          |                     sys_munmap
                          |                     system_call_fastpath
                          |                     0x7f3b3c3af207
                          |                     munmap
                          |                     0x7f3b3c3b27dd
                          |          
                           --13.49%-- anon_vma_prepare
                                     do_wp_page
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     0x7fedc4707158
                                     _dl_start
                                     _dl_start_user

     0.00%          1          objdump  [kernel.kallsyms]     [k] handle_pte_fault
                    |
                    --- handle_pte_fault
                        do_page_fault
                        page_fault
                        0x7fb60e697d58
                        __GI_memset

     0.00%          5          haveged  [kernel.kallsyms]     [k] fget_light
                    |
                    --- fget_light
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1             grep  [kernel.kallsyms]     [k] find_get_page
                         |
                         --- find_get_page
                             filemap_fault
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                            |          
                            |--36.16%-- 0x429adc
                            |          0x429adc
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--32.64%-- 0x7fab2479baa0
                            |          _int_free
                            |          
                            |--21.27%-- 0x7fc5c2454240
                            |          _int_malloc
                            |          0x7fc5c274df08
                            |          0x7fc5c274def8
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          (nil)
                            |          
                            |--5.73%-- 0x430000
                            |          copy_word_list
                            |          0x6a6ab0
                            |          0x6a6af0
                            |          0x6a6bc0
                            |          
                            |--2.12%-- 0x7f2a5ad7e196
                            |          check_match.12097
                            |          0x9691a75
                            |          0x42494c4700352e32
                            |          
                             --2.09%-- 0x7f1f93284b70
                                       _dl_lookup_symbol_x

     0.00%          1           expand  ld-2.11.3.so          [.] strcmp
                     |
                     --- strcmp
                         0x9691a75
                         0x200000000352e32

     0.00%          1             grep  libc-2.11.3.so        [.] __free
                       |
                       --- __free
                          |          
                           --100.00%-- 0x655b20
                                     0x6507a0
                                     0x6f6974617475706d

     0.00%          3      kworker/8:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2             perf  [kernel.kallsyms]     [k] __percpu_counter_add
                       |
                       --- __percpu_counter_add
                          |          
                          |--64.78%-- __vm_enough_memory
                          |          dup_mmap
                          |          dup_mm
                          |          copy_process
                          |          do_fork
                          |          stub_clone
                          |          0x7f2abdcb675f
                          |          __libc_fork
                          |          _IO_new_proc_open
                          |          
                           --35.22%-- get_empty_filp
                                     alloc_file
                                     create_write_pipe
                                     do_pipe_flags
                                     sys_pipe2
                                     system_call_fastpath
                                     0x7f2abdcdbf37
                                     __GI_pipe2

     0.00%          2             perf  [kernel.kallsyms]     [k] vsnprintf
                       |
                       --- vsnprintf
                           snprintf
                           proc_flush_task_mnt
                           proc_flush_task
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          7          swapper  [kernel.kallsyms]     [k] x86_pmu_disable
                    |
                    --- x86_pmu_disable
                        perf_adjust_freq_unthr_context
                        perf_event_task_tick
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%         15          swapper  [kernel.kallsyms]     [k] rb_next
                    |
                    --- rb_next
                       |          
                       |--95.92%-- timerqueue_del
                       |          __remove_hrtimer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --4.08%-- set_next_entity
                                  pick_next_task_fair
                                  __schedule
                                  cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] down_write
                         |
                         --- down_write
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f2ffa8e91da
                             mmap
                             0x3e000

     0.00%          1        addr2line  bash                  [.] set_signal_handler
                         |
                         --- set_signal_handler

     0.00%          1        addr2line  [kernel.kallsyms]     [k] pty_close
                       |
                       --- pty_close
                           tty_release
                           __fput
                           filp_close
                           sys_close
                           system_call_fastpath
                           0x7fa85c327570
                           __GI___libc_close
                           0x495450f0e48348e2

     0.00%          1               sh  libc-2.11.3.so        [.] malloc@plt
                       |
                       --- malloc@plt

     0.00%          1          objdump  [kernel.kallsyms]     [k] zap_pte_range
                    |
                    --- zap_pte_range
                        unmap_page_range
                        unmap_vmas
                        exit_mmap
                        mmput
                        exit_mm
                        do_exit
                        do_group_exit
                        sys_exit_group
                        system_call_fastpath
                        0x7f0111855a38

     0.00%          1            mmfsd  [nf_conntrack]        [k] ____nf_conntrack_find
                      |
                      --- ____nf_conntrack_find
                          __nf_conntrack_find_get
                          nf_conntrack_in
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1        addr2line  [kernel.kallsyms]     [k] arch_get_unmapped_area_topdown
                       |
                       --- arch_get_unmapped_area_topdown
                           get_unmapped_area
                          |          
                          |--51.59%-- do_mmap_pgoff
                          |          sys_mmap_pgoff
                          |          system_call_fastpath
                          |          |          
                          |          |--57.63%-- 0x7f2e8ab1cc5a
                          |          |          __GI_mmap64
                          |          |          
                          |           --42.37%-- 0x7f5aecd301da
                          |                     mmap
                          |                     0x17da9158d48d189
                          |          
                           --48.41%-- arch_setup_additional_pages
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] mm_alloc
                       |
                       --- mm_alloc
                           bprm_mm_init
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  bash                  [.] strvec_create
                         |
                         --- strvec_create
                            |          
                             --100.00%-- (nil)

     0.00%          1           expand  libc-2.11.3.so        [.] __GI_strnlen
                     |
                     --- __GI_strnlen
                        |          
                        |--89.65%-- 0x656c61636f6c2f
                        |          
                         --10.35%-- 0x454d5f434c2f3866

     0.00%          1        addr2line  libdl-2.11.3.so       [.] call_gmon_start
                       |
                       --- call_gmon_start

     0.00%          1             grep  [kernel.kallsyms]     [k] mem_cgroup_charge_common
                       |
                       --- mem_cgroup_charge_common
                           do_anonymous_page
                           do_page_fault
                           page_fault
                           0x7f084b80956e
                           _int_realloc
                           0x20341

     0.00%          2             perf  [jbd]                 [k] journal_put_journal_head
                       |
                       --- journal_put_journal_head
                          |          
                          |--65.69%-- journal_get_write_access
                          |          __ext3_journal_get_write_access
                          |          ext3_reserve_inode_write
                          |          ext3_mark_inode_dirty
                          |          ext3_splice_branch
                          |          ext3_get_blocks_handle
                          |          ext3_get_block
                          |          __block_write_begin
                          |          ext3_write_begin
                          |          generic_perform_write
                          |          generic_file_buffered_write
                          |          __generic_file_aio_write
                          |          generic_file_aio_write
                          |          do_sync_write
                          |          vfs_write
                          |          sys_write
                          |          system_call_fastpath
                          |          0x7fc73c5b4730
                          |          __write_nocancel
                          |          
                           --34.31%-- journal_get_undo_access
                                     __ext3_journal_get_undo_access
                                     ext3_try_to_allocate_with_rsv
                                     ext3_new_blocks
                                     ext3_alloc_branch
                                     ext3_get_blocks_handle
                                     ext3_get_block
                                     __block_write_begin
                                     ext3_write_begin
                                     generic_perform_write
                                     generic_file_buffered_write
                                     __generic_file_aio_write
                                     generic_file_aio_write
                                     do_sync_write
                                     vfs_write
                                     sys_write
                                     system_call_fastpath
                                     0x7fc73c5b4730
                                     __write_nocancel

     0.00%          1        addr2line  [kernel.kallsyms]     [k] clear_buddies
                         |
                         --- clear_buddies
                             pick_next_task_fair
                             __schedule
                             retint_careful
                             0x7f8dca1bbb6a
                             _dl_load_cache_lookup

     0.00%          2          swapper  [kernel.kallsyms]     [k] file_free_rcu
                    |
                    --- file_free_rcu
                        rcu_do_batch
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] nr_blockdev_pages
                         |
                         --- nr_blockdev_pages
                             si_meminfo
                             meminfo_proc_show
                             seq_read
                             proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--41.28%-- 0x7f495663a5d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--31.35%-- 0x7f1e2f0b65d0
                            |          __GI___read
                            |          (nil)
                            |          
                            |--19.18%-- 0x7f0e6f8585d0
                            |          __GI___read
                            |          (nil)
                            |          
                             --8.19%-- 0x7f3ee3e045d0
                                       __GI___read
                                       (nil)

     0.00%          7          swapper  [kernel.kallsyms]     [k] __queue_work
                    |
                    --- __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1               sh  [kernel.kallsyms]     [k] copy_page_range
                         |
                         --- copy_page_range
                             dup_mmap
                             dup_mm
                             copy_process
                             do_fork
                             stub_clone
                             0x7f89d16ca75f
                             __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          4          swapper  [kernel.kallsyms]     [k] __rcu_process_callbacks
                    |
                    --- __rcu_process_callbacks
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          5          swapper  [kernel.kallsyms]     [k] try_to_wake_up
                    |
                    --- try_to_wake_up
                       |          
                       |--86.17%-- pollwake
                       |          __wake_up_common
                       |          __wake_up
                       |          credit_entropy_bits
                       |          add_interrupt_randomness
                       |          handle_irq_event_percpu
                       |          handle_irq_event
                       |          handle_edge_irq
                       |          handle_irq
                       |          do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --13.83%-- __queue_work
                                  call_timer_fn
                                  run_timer_softirq
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] page_evictable
                       |
                       --- page_evictable
                           page_add_new_anon_rmap
                          |          
                          |--80.66%-- do_anonymous_page
                          |          do_page_fault
                          |          page_fault
                          |          |          
                          |          |--54.31%-- file_read_actor
                          |          |          do_generic_file_read
                          |          |          generic_file_aio_read
                          |          |          do_sync_read
                          |          |          vfs_read
                          |          |          sys_read
                          |          |          system_call_fastpath
                          |          |          0x7f20a59485d0
                          |          |          __GI___read
                          |          |          0xae560f48000069f8
                          |          |          
                          |           --45.69%-- 0x7fd979276dc8
                          |                     __GI_memset
                          |          
                           --19.34%-- __do_fault
                                     handle_pte_fault
                                     do_page_fault
                                     page_fault
                                     0x7f7bcbb373b8
                                     _dl_relocate_object
                                     dl_main
                                     _dl_sysdep_start
                                     0x40

     0.00%          1             grep  [kernel.kallsyms]     [k] radix_tree_lookup_slot
                         |
                         --- radix_tree_lookup_slot
                             find_get_page
                             do_generic_file_read
                             generic_file_aio_read
                             do_sync_read
                             vfs_read
                             kernel_read
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f518ad81a57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          5            mmfsd  [kernel.kallsyms]     [k] __schedule
                      |
                      --- __schedule
                         |          
                         |--93.24%-- 0xffffffffa04a8b7d
                         |          0xffffffffa05c07e5
                         |          0xffffffffa05c0bbf
                         |          0xffffffffa0605bc1
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                          --6.76%-- schedule_timeout
                                    __down
                                    down
                                    0xffffffffa04a89cf
                                    |          
                                    |--65.42%-- 0xffffffffa05c05bd
                                    |          0xffffffffa0605a42
                                    |          0xffffffffa04c3c65
                                    |          do_vfs_ioctl
                                    |          sys_ioctl
                                    |          system_call_fastpath
                                    |          0x7ffb7c11f3d7
                                    |          0x7ffb7c11f3d7
                                    |          0x1bfffffffff
                                    |          
                                     --34.58%-- 0xffffffffa04a8ba5
                                               0xffffffffa05bf0f1
                                               0xffffffffa05c0478
                                               0xffffffffa0605afe
                                               0xffffffffa04c3c65
                                               do_vfs_ioctl
                                               sys_ioctl
                                               system_call_fastpath
                                               0x7ffb7c11f3d7
                                               0x7ffb7c11f3d7
                                               0xffffc900341c3998

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] fget_light
                      |
                      --- fget_light
                         |          
                         |--55.21%-- sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                          --44.79%-- sockfd_lookup_light
                                    __sys_sendmsg
                                    system_call_fastpath
                                    0x7ffb7cb55dfd
                                    0x7ffb7cb55dfd

     0.00%          2             perf  [kernel.kallsyms]     [k] arch_dup_task_struct
                       |
                       --- arch_dup_task_struct
                           dup_task_struct
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1               sh  bash                  [.] strcmp@plt
                         |
                         --- strcmp@plt

     0.00%          1               sh  libc-2.11.3.so        [.] _IO_old_init
                       |
                       --- _IO_old_init
                           0x40ebaa
                           0x7fa7b5667fe8
                           (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_close
                       |
                       --- sys_close
                           system_call_fastpath
                          |          
                          |--96.03%-- 0x7f339c5563d1
                          |          _nl_load_locale
                          |          
                           --3.97%-- 0x7f2c60c90f87
                                     __libc_close
                                     (nil)

     0.00%          1          objdump  libbfd-2.23.1.so      [.] bfd_getl16
                         |
                         --- bfd_getl16
                             (nil)

     0.00%          1        addr2line  bash                  [.] find_flag
                       |
                       --- find_flag
                          |          
                          |--88.23%-- 0xff00000000004723
                          |          
                           --11.77%-- (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] _raw_spin_lock_irq
                         |
                         --- _raw_spin_lock_irq
                             wait_for_common
                             stop_one_cpu
                             sched_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f21ff8dda57
                             __execve
                             0x6a6970
                             0x6a69d0
                             0x6a6a30
                             0x6a6a90

     0.00%          1             grep  [kernel.kallsyms]     [k] filemap_fault
                       |
                       --- filemap_fault
                           __do_fault
                           handle_pte_fault
                           do_page_fault
                           page_fault
                          |          
                          |--48.58%-- 0x7f3d571b7200
                          |          __GI___uflow
                          |          
                          |--40.87%-- 0x459d10
                          |          find_special_builtin
                          |          0x6a4ab0
                          |          0x6a4b10
                          |          0x6a4b70
                          |          
                          |--6.16%-- 0x7f4fcd9e6060
                          |          __strcpy_ssse3
                          |          0x6a4ab0
                          |          0x6a4b10
                          |          0x6a4b70
                          |          
                          |--2.38%-- 0x7f2a5a65f75f
                          |          __libc_fork
                          |          make_child
                          |          0x6a6ab0
                          |          0x6a6af0
                          |          0x6a6bc0
                          |          
                           --2.01%-- 0x7fd1d020fc90
                                     _dl_runtime_resolve

     0.00%          1               sh  ld-2.11.3.so          [.] _dl_lookup_symbol_x
                       |
                       --- _dl_lookup_symbol_x
                          |          
                          |--78.35%-- _dl_relocate_object
                          |          dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --21.65%-- _dl_fixup

     0.00%          1     kworker/14:1  [kernel.kallsyms]     [k] drain_array
               |
               --- drain_array
                   cache_reap
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1               sh  libc-2.11.3.so        [.] __strlen_sse2
                         |
                         --- __strlen_sse2
                             __GI_setlocale
                             0x453887

     0.00%          1        addr2line  bash                  [.] getmaxchild
                         |
                         --- getmaxchild

     0.00%         17          swapper  [kernel.kallsyms]     [k] idle_cpu
                    |
                    --- idle_cpu
                       |          
                       |--93.50%-- irq_enter
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--4.39%-- irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --2.11%-- rcu_check_callbacks
                                  update_process_times
                                  tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_new_proc_open
                       |
                       --- _IO_new_proc_open

     0.00%          2         postgres  [kernel.kallsyms]     [k] __switch_to
                   |
                   --- __switch_to
                       thread_return
                       0xffff881fc284e000
                       __libc_poll

     0.00%          1               sh  [kernel.kallsyms]     [k] __memcpy
                         |
                         --- __memcpy
                            |          
                            |--50.18%-- perf_event_mmap_output
                            |          perf_event_mmap_ctx
                            |          perf_event_mmap_event
                            |          perf_event_mmap
                            |          mmap_region
                            |          elf_map
                            |          load_elf_interp
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          0x7f2abdcb6a57
                            |          
                             --49.82%-- cache_alloc_refill
                                       kmem_cache_alloc
                                       dup_mmap
                                       dup_mm
                                       copy_process
                                       do_fork
                                       stub_clone
                                       0x7f17217f175f
                                       __libc_fork
                                       make_child
                                       0x6a6ab0
                                       0x6a6af0
                                       0x6a6bc0

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_getuid
                       |
                       --- __GI_getuid

     0.00%          1               sh  bash                  [.] xmalloc
                         |
                         --- xmalloc
                             (nil)

     0.00%          1        addr2line  ld-2.11.3.so          [.] __libc_memalign
                       |
                       --- __libc_memalign

     0.00%          1          swapper  [kernel.kallsyms]     [k] 0xffffffff81469c20
                    |
                    --- call_function_single_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] mutex_unlock
                         |
                         --- mutex_unlock
                            |          
                            |--72.16%-- tty_release
                            |          __fput
                            |          filp_close
                            |          sys_close
                            |          system_call_fastpath
                            |          0x7fc9347e7570
                            |          __GI___libc_close
                            |          0x495450f0e48348e2
                            |          
                             --27.84%-- free_pgtables
                                       exit_mmap
                                       mmput
                                       |          
                                       |--65.14%-- exit_mm
                                       |          do_exit
                                       |          do_group_exit
                                       |          sys_exit_group
                                       |          system_call_fastpath
                                       |          0x7f559aed0a38
                                       |          
                                        --34.86%-- exec_mmap
                                                  flush_old_exec
                                                  load_elf_binary
                                                  search_binary_handler
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  0x7f2abdcb6a57
                                                  __execve

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_file_seekoff_internal
                         |
                         --- _IO_file_seekoff_internal

     0.00%          1        addr2line  [kernel.kallsyms]     [k] put_cred_rcu
                       |
                       --- put_cred_rcu
                           rcu_do_batch
                           rcu_process_callbacks
                           __do_softirq
                           call_softirq
                           do_softirq
                           irq_exit
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           prep_new_page
                           get_page_from_freelist
                           __alloc_pages_nodemask
                           alloc_pages_vma
                           do_anonymous_page
                           do_page_fault
                           page_fault
                           0x7ff15b6879d3
                           _int_malloc
                           (nil)

     0.00%          2             perf  [kernel.kallsyms]     [k] device_not_available
                       |
                       --- device_not_available
                           0x7f2abdc90de0
                           __memchr
                           0x7f2abff46000

     0.00%          1        addr2line  bash                  [.] 0x2faeb         
                       |
                       --- 0x42faeb
                           0x52505f4445434e41

                       |
                       --- 0x42facf
                           0x7373

     0.00%          1             :381  [kernel.kallsyms]     [k] find_busiest_group
                       |
                       --- find_busiest_group
                           load_balance
                           idle_balance
                           thread_return
                           do_exit
                           do_group_exit
                           sys_exit_group
                           system_call_fastpath
                           0x7fe45002ca38

     0.00%          1        addr2line  libc-2.11.3.so        [.] __mbsrtowcs_l
                  |
                  --- __mbsrtowcs_l
                      0x7f5b13ffbfa7
                      (nil)
                      0x736274656e2d2a2d

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_elf_sym_name@plt
                         |
                         --- bfd_elf_sym_name@plt
                             (nil)

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_protect_relro
                  |
                  --- _dl_protect_relro
                      dl_main
                      _dl_sysdep_start
                      0x40

     0.00%         19          swapper  [kernel.kallsyms]     [k] run_timer_softirq
                    |
                    --- run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vfs_llseek
                       |
                       --- vfs_llseek
                           sys_lseek
                           system_call_fastpath
                           0x7feb5a6450d0
                           __lseek64

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI___uflow
                  |
                  --- __GI___uflow

     0.00%          2             perf  [kernel.kallsyms]     [k] kmem_cache_alloc_trace
                       |
                       --- kmem_cache_alloc_trace
                          |          
                          |--61.24%-- apparmor_file_alloc_security
                          |          get_empty_filp
                          |          alloc_file
                          |          create_write_pipe
                          |          do_pipe_flags
                          |          sys_pipe2
                          |          system_call_fastpath
                          |          0x7f2abdcdbf37
                          |          __GI_pipe2
                          |          
                           --38.76%-- alloc_pipe_info
                                     create_write_pipe
                                     do_pipe_flags
                                     sys_pipe2
                                     system_call_fastpath
                                     0x7f2abdcdbf37
                                     __GI_pipe2

     0.00%          1        addr2line  libc-2.11.3.so        [.] setvbuf
                         |
                         --- setvbuf

     0.00%          1        addr2line  bash                  [.] sigaction@plt
                       |
                       --- sigaction@plt

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] enqueue_sleeper
                      |
                      --- enqueue_sleeper
                          enqueue_entity
                          enqueue_task_fair
                          ttwu_activate
                          ttwu_do_activate
                          try_to_wake_up
                          __wake_up_common
                          __wake_up
                          0xffffffffa04be300
                          0xffffffffa05c064a
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

     0.00%          1        addr2line  libc-2.11.3.so        [.] _nl_normalize_codeset
                         |
                         --- _nl_normalize_codeset
                            |          
                             --100.00%-- _nl_find_locale
                                       __GI_setlocale
                                       |          
                                       |--74.83%-- 0x453887
                                       |          
                                        --25.17%-- 0x402263

     0.00%          6          swapper  [kernel.kallsyms]     [k] schedule
                    |
                    --- schedule
                        cpu_idle

     0.00%          1             grep  [kernel.kallsyms]     [k] update_cfs_load
                         |
                         --- update_cfs_load
                             dequeue_task_fair
                             __schedule
                             pipe_wait
                             pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f22a45c95d0
                             __GI___read

     0.00%          1        addr2line  libc-2.11.3.so        [.] __geteuid
                         |
                         --- __geteuid
                             0x732f6e690068732f

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] find_first_bit
                      |
                      --- find_first_bit
                          find_busiest_group
                          load_balance
                          idle_balance
                          thread_return
                          schedule_hrtimeout_range_clock
                          ep_poll
                          sys_epoll_wait
                          system_call_fastpath
                          0x7ffb7c127723
                          0x7ffb7c127723
                          0x800000000

     0.00%          1             perf  [kernel.kallsyms]     [k] mntget
                       |
                       --- mntget
                           path_get
                           copy_fs_struct
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1        addr2line  [kernel.kallsyms]     [k] hash
                       |
                       --- hash
                           iget_locked
                           proc_get_inode
                           proc_lookup_de
                           proc_root_lookup
                           d_alloc_and_lookup
                           do_lookup
                           do_last
                           path_openat
                           do_filp_open
                           do_sys_open
                           system_call_fastpath
                           0x7f588c1e71e0
                           __GI___open64

     0.00%          1        addr2line  libc-2.11.3.so        [.] _nl_load_locale_from_archive
                         |
                         --- _nl_load_locale_from_archive
                            |          
                            |--69.25%-- __GI_setlocale
                            |          0x402263
                            |          
                             --30.75%-- _nl_find_locale
                                       __GI_setlocale
                                       set_default_locale

     0.00%          1          swapper  [kernel.kallsyms]     [k] ir_ack_apic_edge
                    |
                    --- ir_ack_apic_edge
                        handle_edge_irq
                        handle_irq
                        do_IRQ
                        ret_from_intr
                        finish_task_switch
                        thread_return
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] handle_mm_fault
                       |
                       --- handle_mm_fault
                           do_page_fault
                           page_fault
                          |          
                          |--72.76%-- 0x421b00
                          |          tilde_initialize
                          |          
                          |--24.97%-- 0x7fab24ee77b0
                          |          open_verify
                          |          0x352e6f732e656e69
                          |          
                           --2.27%-- 0x7f2abfb134d0
                                     __nptl_set_robust
                                     _IO_new_proc_open

     0.00%          1        addr2line  [kernel.kallsyms]     [k] get_unmapped_area
                         |
                         --- get_unmapped_area
                            |          
                            |--73.19%-- do_mmap_pgoff
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          |          
                            |          |--57.72%-- 0x7f42b0242c5a
                            |          |          __GI_mmap64
                            |          |          
                            |           --42.28%-- 0x7f3cd67fdc5a
                            |                     __GI_mmap64
                            |          
                             --26.81%-- do_brk
                                       load_elf_interp
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       0x7f2abdcb6a57

     0.00%          1           expand  libc-2.11.3.so        [.] __GI__dl_addr
                     |
                     --- __GI__dl_addr
                         0x4ce02464894cd824

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI___open64
                       |
                       --- __GI___open64
                           _nl_find_locale
                           __GI_setlocale
                           set_default_locale

     0.00%          1        addr2line  libc-2.11.3.so        [.] 0x899fc         
                         |
                         --- 0x7f3853bd39fc

     0.00%          2          swapper  [kernel.kallsyms]     [k] sched_clock_idle_wakeup_event
                    |
                    --- sched_clock_idle_wakeup_event
                        tick_check_idle
                        irq_enter
                       |          
                       |--82.65%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --17.35%-- scheduler_ipi
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1        addr2line  bash                  [.] strcmp@plt
                       |
                       --- strcmp@plt
                           0x68c200
                           eval_builtin
                           0x2960206465746365

     0.00%          1        addr2line  [kernel.kallsyms]     [k] security_vm_enough_memory
                         |
                         --- security_vm_enough_memory
                            |          
                            |--69.37%-- 0xffff881fc059e970
                            |          __brk
                            |          
                             --30.63%-- mmap_region
                                       sys_mmap_pgoff
                                       system_call_fastpath
                                       0x7f89d5d45c5a
                                       __GI_mmap64
                                       (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vsnprintf
                         |
                         --- vsnprintf
                             seq_printf
                            |          
                            |--65.18%-- meminfo_proc_show
                            |          seq_read
                            |          proc_reg_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--85.46%-- 0x7fe238b485d0
                            |          |          __GI___read
                            |          |          (nil)
                            |          |          
                            |           --14.54%-- 0x7fa6cfe225d0
                            |                     __GI___read
                            |                     (nil)
                            |          
                             --34.82%-- hugetlb_report_meminfo
                                       meminfo_proc_show
                                       seq_read
                                       proc_reg_read
                                       vfs_read
                                       sys_read
                                       system_call_fastpath
                                       0x7f6fadd2a5d0
                                       __GI___read
                                       (nil)

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] queue_delayed_work_on
                |
                --- queue_delayed_work_on
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2      kworker/0:0  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] pagevec_lru_move_fn
                       |
                       --- pagevec_lru_move_fn
                           __lru_cache_add
                           do_anonymous_page
                           do_page_fault
                           page_fault
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI___default_morecore
                       |
                       --- __GI___default_morecore

     0.00%          1           expand  libc-2.11.3.so        [.] __strlen_sse2
                     |
                     --- __strlen_sse2
                        |          
                        |--50.72%-- 0x7f10bbe358a0
                        |          
                         --49.28%-- 0x656c61636f6c2f

     0.00%          1        addr2line  ld-2.11.3.so          [.] match_symbol
                         |
                         --- match_symbol
                             _dl_check_map_versions
                             _dl_check_all_versions

     0.00%          2            mmfsd  [ip_tables]           [k] ipt_do_table
                      |
                      --- ipt_do_table
                          iptable_mangle_hook
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] add_timer_on
                |
                --- add_timer_on
                    queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          8            mmfsd  [kernel.kallsyms]     [k] select_task_rq_fair
                      |
                      --- select_task_rq_fair
                          try_to_wake_up
                         |          
                         |--56.81%-- __wake_up_common
                         |          __wake_up
                         |          |          
                         |          |--69.22%-- 0xffffffffa04be300
                         |          |          0xffffffffa05c064a
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |           --30.78%-- 0xffffffffa04a7ff0
                         |                     0xffffffffa05c05fb
                         |                     0xffffffffa0605a42
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0x1bfffffffff
                         |          
                          --43.19%-- up
                                    0xffffffffa04a8b20
                                    0xffffffffa05c07e5
                                    0xffffffffa05c0bbf
                                    0xffffffffa0605bc1
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7

     0.00%          1               sh  libc-2.11.3.so        [.] _nl_make_l10nflist
                         |
                         --- _nl_make_l10nflist

     0.00%          1        addr2line  [kernel.kallsyms]     [k] native_apic_msr_write
                       |
                       --- native_apic_msr_write
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           format_decode
                           vsnprintf
                           seq_printf
                           meminfo_proc_show
                           seq_read
                           proc_reg_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f10a06c45d0
                           __GI___read
                           (nil)

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI___libc_sigaction
                       |
                       --- __GI___libc_sigaction

     0.00%          2             perf  libc-2.11.3.so        [.] do_fcntl
                       |
                       --- do_fcntl

     0.00%          1           expand  [kernel.kallsyms]     [k] filemap_fault
                         |
                         --- filemap_fault
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                            |          
                            |--93.59%-- 0x7f559ae9cbd0
                            |          __GI__IO_iter_begin
                            |          make_child
                            |          0x6a6c60
                            |          
                            |--2.34%-- 0x7ffd977568a0
                            |          __strcpy_ssse3
                            |          0x6600000000
                            |          
                            |--2.15%-- 0x416270
                            |          getpid@plt
                            |          
                             --1.92%-- clear_user
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7fdae07b3a57
                                       0x7fdae07b3a57

     0.00%          1        addr2line  libc-2.11.3.so        [.] fseeko
                         |
                         --- fseeko
                            |          
                             --100.00%-- 0x7f1a38e11700

     0.00%          1        addr2line  bash                  [.] sh_makepath
                         |
                         --- sh_makepath
                            |          
                            |--71.55%-- 0x6f6974617475706d
                            |          
                             --28.45%-- 0x667265702f3436

     0.00%          5          swapper  [kernel.kallsyms]     [k] wake_up_process
                    |
                    --- wake_up_process
                       |          
                       |--57.58%-- __queue_work
                       |          call_timer_fn
                       |          run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--39.95%-- hrtimer_wakeup
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --2.47%-- call_timer_fn
                                  run_timer_softirq
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          2             perf  [kernel.kallsyms]     [k] ksize
                       |
                       --- ksize
                           kzfree
                           __fput
                           filp_close
                           sys_close
                           system_call_fastpath
                           0x7f2abdcdb570
                           __GI___libc_close

     0.00%          6            mmfsd  [kernel.kallsyms]     [k] wake_affine
                      |
                      --- wake_affine
                          select_task_rq_fair
                          try_to_wake_up
                         |          
                         |--97.59%-- __wake_up_common
                         |          __wake_up
                         |          0xffffffffa04a7ff0
                         |          0xffffffffa05c05fb
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                          --2.41%-- up
                                    0xffffffffa04a8b20
                                    0xffffffffa05c07e5
                                    0xffffffffa05c0bbf
                                    0xffffffffa0605bc1
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7

     0.00%          1        addr2line  libc-2.11.3.so        [.] _dl_vdso_vsym
                         |
                         --- _dl_vdso_vsym
                             0x7fff5add837a
                             0x73656c2f6374652f

     0.00%          3          swapper  [kernel.kallsyms]     [k] __switch_to
                    |
                    --- __switch_to
                        thread_return
                       |          
                       |--80.13%-- 0xffff881fc284e000
                       |          
                       |--14.95%-- 0xffff883fbf60a000
                       |          
                        --4.91%-- 0xffff88014cc70000

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_bread
                  |
                  --- bfd_bread
                     |          
                     |--61.57%-- 0x2300000033
                     |          0x756265642e007274
                     |          
                      --38.43%-- 0x2500000035
                                0x7365676e61

     0.00%          2         postgres  postgres              [.] WaitLatchOrSocket
                   |
                   --- WaitLatchOrSocket
                       BackgroundWriterMain
                       AuxiliaryProcessMain
                       StartChildProcess
                       reaper
                       __restore_rt
                       PostmasterMain
                       main
                       __libc_start_main

     0.00%          1        addr2line  [kernel.kallsyms]     [k] put_filp
                       |
                       --- put_filp
                           path_openat
                           do_filp_open
                           do_sys_open
                           system_call_fastpath
                           0x7f7f589431e0
                           __GI___open64

     0.00%          1        addr2line  [kernel.kallsyms]     [k] get_random_int
                       |
                       --- get_random_int
                           mmap_rnd
                           mmap_base
                           arch_pick_mmap_layout
                          |          
                          |--56.23%-- setup_new_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --43.77%-- exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     |          
                                     |--51.34%-- 0x7f6b2949fa57
                                     |          __execve
                                     |          
                                      --48.66%-- 0x7f90fda10a57
                                                __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] filp_close
                         |
                         --- filp_close
                             sys_close
                             system_call_fastpath
                            |          
                            |--96.25%-- 0x7fe1f6a893d1
                            |          _nl_load_locale
                            |          
                             --3.75%-- 0x7f2abdcdb570
                                       __GI___libc_close

     0.00%          1      kworker/6:1  [kernel.kallsyms]     [k] _raw_spin_lock
                |
                --- _raw_spin_lock
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] acl_permission_check
                     |
                     --- acl_permission_check
                         link_path_walk
                         path_openat
                         do_filp_open
                         do_sys_open
                         system_call_fastpath
                         0x7f8f3389d1e0
                         __GI___open64

     0.00%          1      kworker/4:1  [acpi_cpufreq]        [k] acpi_cpufreq_target
                |
                --- acpi_cpufreq_target
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          6      kworker/5:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_padn
                       |
                       --- _IO_padn

     0.00%          1             perf  [kernel.kallsyms]     [k] __exit_signal
                       |
                       --- __exit_signal
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1        addr2line  [kernel.kallsyms]     [k] free_pgd_range
                       |
                       --- free_pgd_range
                          |          
                          |--84.89%-- free_pgtables
                          |          unmap_region
                          |          do_munmap
                          |          |          
                          |          |--92.01%-- sys_munmap
                          |          |          system_call_fastpath
                          |          |          |          
                          |          |          |--68.49%-- 0x7f3fa3105207
                          |          |          |          munmap
                          |          |          |          0x7f3fa31087dd
                          |          |          |          
                          |          |           --31.51%-- 0x7f0c3aa60c87
                          |          |                     __munmap
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
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                          |          |                     0x7f0c3b80f010
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                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |                     0x7f0c3b80f010
                          |          |          
                          |           --7.99%-- mmap_region
                          |                     sys_mmap_pgoff
                          |                     system_call_fastpath
                          |                     0x7f88e738e1da
                          |                     mmap
                          |                     0x298000
                          |          
                           --15.11%-- shift_arg_pages
                                     setup_arg_pages
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.00%          6          swapper  [kernel.kallsyms]     [k] rcu_enter_nohz
                    |
                    --- rcu_enter_nohz
                       |          
                       |--43.52%-- 0xffff88207fc4cc80
                       |          
                       |--40.02%-- irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --16.45%-- tick_nohz_stop_sched_tick
                                  |          
                                  |--84.22%-- cpu_idle
                                  |          
                                   --15.78%-- irq_exit
                                             smp_apic_timer_interrupt
                                             apic_timer_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] tcp_send_mss
                      |
                      --- tcp_send_mss
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          8            mmfsd  [kernel.kallsyms]     [k] cpumask_next_and
                      |
                      --- cpumask_next_and
                         |          
                         |--64.07%-- find_busiest_group
                         |          load_balance
                         |          idle_balance
                         |          thread_return
                         |          |          
                         |          |--62.37%-- 0xffffffffa04a8b7d
                         |          |          0xffffffffa05bf0f1
                         |          |          0xffffffffa05c0478
                         |          |          0xffffffffa0605afe
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          |          
                         |          |          |--74.70%-- 0x15aa1c0
                         |          |          |          
                         |          |           --25.30%-- 0xffffc900341c3998
                         |          |          
                         |           --37.63%-- schedule_timeout
                         |                     __down
                         |                     down
                         |                     0xffffffffa04a89cf
                         |                     0xffffffffa05c06e1
                         |                     0xffffffffa05c0bbf
                         |                     0xffffffffa0605bc1
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |          
                          --35.93%-- __x2apic_send_IPI_mask
                                    try_to_wake_up
                                    __wake_up_common
                                    __wake_up
                                    |          
                                    |--66.07%-- 0xffffffffa04a7ff0
                                    |          0xffffffffa05c05fb
                                    |          0xffffffffa0605a42
                                    |          0xffffffffa04c3c65
                                    |          do_vfs_ioctl
                                    |          sys_ioctl
                                    |          system_call_fastpath
                                    |          0x7ffb7c11f3d7
                                    |          0x7ffb7c11f3d7
                                    |          0x1bfffffffff
                                    |          
                                     --33.93%-- 0xffffffffa04be300
                                               0xffffffffa05c064a
                                               0xffffffffa0605a42
                                               0xffffffffa04c3c65
                                               do_vfs_ioctl
                                               sys_ioctl
                                               system_call_fastpath
                                               0x7ffb7c11f3d7
                                               0x7ffb7c11f3d7
                                               0x1bfffffffff

     0.00%          1           expand  [kernel.kallsyms]     [k] mutex_unlock
                     |
                     --- mutex_unlock
                        |          
                        |--80.42%-- anon_vma_clone
                        |          __split_vma
                        |          mprotect_fixup
                        |          sys_mprotect
                        |          system_call_fastpath
                        |          0x7f9e60810237
                        |          __mprotect
                        |          0x7f9e60a17640
                        |          (nil)
                        |          
                        |--17.00%-- vma_link
                        |          mmap_region
                        |          |          
                        |          |--62.22%-- elf_map
                        |          |          load_elf_binary
                        |          |          search_binary_handler
                        |          |          do_execve_common
                        |          |          sys_execve
                        |          |          stub_execve
                        |          |          0x7f57172aea57
                        |          |          0x7f57172aea57
                        |          |          
                        |           --37.78%-- sys_mmap_pgoff
                        |                     system_call_fastpath
                        |                     0x7f64d18bfc5a
                        |                     __GI_mmap64
                        |          
                         --2.58%-- unlink_anon_vmas
                                   free_pgtables
                                   exit_mmap
                                   mmput
                                   exec_mmap
                                   flush_old_exec
                                   load_elf_binary
                                   search_binary_handler
                                   do_execve_common
                                   sys_execve
                                   stub_execve
                                   0x7f18f5d78a57
                                   __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] touch_atime
                       |
                       --- touch_atime
                          |          
                          |--88.55%-- generic_file_aio_read
                          |          do_sync_read
                          |          vfs_read
                          |          sys_read
                          |          system_call_fastpath
                          |          |          
                          |          |--74.07%-- 0x7fdeea44c5d0
                          |          |          __GI___read
                          |          |          0x656c61636f6c2f
                          |          |          
                          |           --25.93%-- 0x7f1de3b6b5d0
                          |                     __GI___read
                          |                     0x7b0930
                          |          
                           --11.45%-- path_openat
                                     do_filp_open
                                     do_sys_open
                                     system_call_fastpath
                                     0x7f214a652f57
                                     __open
                                     0x6070

     0.00%          8          swapper  [kernel.kallsyms]     [k] enqueue_entity
                    |
                    --- enqueue_entity
                        enqueue_task_fair
                        ttwu_activate
                        ttwu_do_activate
                       |          
                       |--59.96%-- try_to_wake_up
                       |          __queue_work
                       |          call_timer_fn
                       |          run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --40.04%-- sched_ttwu_do_pending
                                  scheduler_ipi
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_next_tls_modid
                         |
                         --- _dl_next_tls_modid
                             _dl_map_object
                            |          
                            |--71.96%-- 0x6d6574646b6d0036
                            |          
                             --28.04%-- 0x6469757465730036

     0.00%          1        addr2line  libc-2.11.3.so        [.] __gconv_read_conf
                         |
                         --- __gconv_read_conf
                             _nl_find_locale

     0.00%          1        addr2line  [kernel.kallsyms]     [k] find_idlest_group
                       |
                       --- find_idlest_group
                           select_task_rq_fair
                           sched_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--54.21%-- 0x7f3a61d2aa57
                          |          __execve
                          |          0x6a6970
                          |          0x6a69d0
                          |          0x6a6a30
                          |          0x6a6a90
                          |          
                           --45.79%-- 0x7f2abdcb6a57
                                     __execve

     0.00%          1               sh  [kernel.kallsyms]     [k] find_get_page
                         |
                         --- find_get_page
                             filemap_fault
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7f25c6fb0ee0
                             local_strdup
                             0x352e6f732e656e69

     0.00%          3          swapper  [kernel.kallsyms]     [k] __phys_addr
                    |
                    --- __phys_addr
                        leave_mm
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2             perf  [kernel.kallsyms]     [k] thread_return
                       |
                       --- thread_return
                          |          
                          |--72.57%-- do_wait
                          |          sys_wait4
                          |          system_call_fastpath
                          |          0x7f2abdc76535
                          |          _IO_new_proc_close
                          |          
                           --27.43%-- pipe_wait
                                     pipe_read
                                     do_sync_read
                                     vfs_read
                                     sys_read
                                     system_call_fastpath
                                     0x7f2abdcdb5d0
                                     __GI___read
                                     0x7f2abff46000

     0.00%          1             grep  libc-2.11.3.so        [.] _int_malloc
                         |
                         --- _int_malloc
                            |          
                            |--47.05%-- 0x800000005
                            |          (nil)
                            |          
                            |--39.04%-- 0x7f08392a0518
                            |          0x7f08392a0508
                            |          0x7f08392a04f8
                            |          0x7f08392a04e8
                            |          0x7f08392a04d8
                            |          0x7f08392a04c8
                            |          0x7f08392a04b8
                            |          0x7f08392a04a8
                            |          0x7f08392a0498
                            |          0x7f08392a0488
                            |          0x7f08392a0478
                            |          0x7f08392a0468
                            |          0x7f08392a0458
                            |          0x7f08392a0448
                            |          0x7f08392a0438
                            |          0x7f08392a0428
                            |          0x7f08392a0418
                            |          0x7f08392a0408
                            |          0x7f08392a03f8
                            |          0x7f08392a03e8
                            |          0x7f08392a03d8
                            |          0x7f08392a03c8
                            |          0x7f08392a03b8
                            |          0x7f08392a03a8
                            |          0x7f08392a0398
                            |          0x7f08392a0388
                            |          0x7f08392a0378
                            |          0x7f08392a0368
                            |          0x7f08392a0358
                            |          0x7f08392a0348
                            |          0x7f08392a0338
                            |          0x7f08392a0328
                            |          0x7f08392a0318
                            |          0x7f08392a0308
                            |          0x7f08392a02f8
                            |          0x7f08392a02e8
                            |          0x7f08392a02d8
                            |          0x7f08392a02c8
                            |          0x7f08392a02b8
                            |          0x7f08392a02a8
                            |          0x7f08392a0298
                            |          0x7f08392a0288
                            |          0x7f08392a0278
                            |          0x7f08392a0268
                            |          0x7f08392a0258
                            |          0x7f08392a0248
                            |          0x7f08392a0238
                            |          0x7f08392a0228
                            |          0x7f08392a0218
                            |          0x7f08392a0208
                            |          0x6540e0
                            |          0x311
                            |          
                            |--7.53%-- 0x7f5c00000000
                            |          
                             --6.38%-- 0x73776500000000

     0.00%         10          swapper  [kernel.kallsyms]     [k] timerqueue_del
                    |
                    --- timerqueue_del
                        __remove_hrtimer
                       |          
                       |--88.70%-- __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--6.48%-- hrtimer_try_to_cancel
                       |          hrtimer_cancel
                       |          tick_nohz_restart
                       |          tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                        --4.83%-- __hrtimer_start_range_ns
                                  tick_nohz_stop_sched_tick
                                  cpu_idle

     0.00%          1             grep  [kernel.kallsyms]     [k] system_call_after_swapgs
                         |
                         --- system_call_after_swapgs
                             _dl_allocate_tls_storage
                             (nil)

     0.00%          3          swapper  [kernel.kallsyms]     [k] put_cred_rcu
                    |
                    --- put_cred_rcu
                        rcu_do_batch
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_____strtoll_l_internal
                         |
                         --- __GI_____strtoll_l_internal

     0.00%          1        addr2line  ld-2.11.3.so          [.] __brk
                       |
                       --- __brk

     0.00%          2         postgres  [kernel.kallsyms]     [k] inet_sendmsg
                   |
                   --- inet_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1             grep  [kernel.kallsyms]     [k] fget_raw
                         |
                         --- fget_raw
                             vfs_fstat
                             sys_newfstat
                             system_call_fastpath
                             0x7fc5c24a67d4
                             __GI___fxstat
                             (nil)

     0.00%          1     ksoftirqd/10  [kernel.kallsyms]     [k] ac_put_obj
               |
               --- ac_put_obj
                   kmem_cache_free
                   rcu_do_batch
                   rcu_process_callbacks
                   __do_softirq
                   run_ksoftirqd
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  bash                  [.] new_var_context
                       |
                       --- new_var_context

     0.00%          4          swapper  [kernel.kallsyms]     [k] atomic_notifier_call_chain
                    |
                    --- atomic_notifier_call_chain
                       |          
                       |--89.28%-- cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --10.72%-- smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             grep  bash                  [.] 0x3ea40         
                         |
                         --- 0x43fc42
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

                         |
                         --- 0x43ea40

     0.00%          1        addr2line  [kernel.kallsyms]     [k] locks_remove_posix
                         |
                         --- locks_remove_posix
                             filp_close
                             sys_close
                             system_call_fastpath
                            |          
                            |--77.83%-- 0x7ff63975bf87
                            |          __libc_close
                            |          (nil)
                            |          
                            |--16.42%-- 0x7f2771c76f87
                            |          __libc_close
                            |          (nil)
                            |          
                             --5.76%-- 0x7f236f698f87
                                       __libc_close
                                       (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] common_file_perm
                         |
                         --- common_file_perm
                             security_file_permission
                             rw_verify_area
                             vfs_read
                            |          
                            |--95.25%-- sys_read
                            |          system_call_fastpath
                            |          |          
                            |          |--52.47%-- 0x7f41cff875d0
                            |          |          __GI___read
                            |          |          
                            |           --47.53%-- 0x7fb1d2fb85d0
                            |                     __GI___read
                            |          
                             --4.75%-- kernel_read
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7fa471315a57
                                       __execve
                                       0x6a6a60
                                       0x6a6ac0
                                       0x6a6b20
                                       0x6a6ba0

     0.00%          1        addr2line  libc-2.11.3.so        [.] _nl_expand_alias
                       |
                       --- _nl_expand_alias
                           __GI_setlocale
                           0x453887

     0.00%          1        addr2line  [kernel.kallsyms]     [k] perf_event_comm_ctx
                       |
                       --- perf_event_comm_ctx
                           perf_event_comm
                           setup_new_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      migration/9  [kernel.kallsyms]     [k] __schedule
                |
                --- __schedule
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] sha_transform
                         |
                         --- sha_transform
                             extract_buf
                             extract_entropy
                             xfer_secondary_pool
                             extract_entropy
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--52.65%-- 0x7f18f5d78a57
                            |          0x7f18f5d78a57
                            |          
                            |--16.72%-- 0x7f67bb5e5a57
                            |          0x7f67bb5e5a57
                            |          
                            |--16.24%-- 0x7fce36439a57
                            |          0x7fce36439a57
                            |          
                             --14.39%-- 0x7fc9347c2a57
                                       0x7fc9347c2a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] md5_transform
                         |
                         --- md5_transform
                             get_random_int
                            |          
                            |--66.29%-- arch_align_stack
                            |          setup_arg_pages
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          0x7f2abdcb6a57
                            |          
                             --33.71%-- mmap_rnd
                                       mmap_base
                                       arch_pick_mmap_layout
                                       exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f99a960ca57
                                       __execve

     0.00%          6          swapper  [kernel.kallsyms]     [k] tick_nohz_stop_idle
                    |
                    --- tick_nohz_stop_idle
                       |          
                       |--58.95%-- tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                        --41.05%-- tick_check_idle
                                  irq_enter
                                  |          
                                  |--94.22%-- scheduler_ipi
                                  |          reschedule_interrupt
                                  |          intel_idle
                                  |          cpuidle_idle_call
                                  |          cpu_idle
                                  |          
                                   --5.78%-- smp_apic_timer_interrupt
                                             apic_timer_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle

     0.00%          3          swapper  [kernel.kallsyms]     [k] rcu_note_context_switch
                    |
                    --- rcu_note_context_switch
                        __schedule
                        cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] tlb_finish_mmu
                       |
                       --- tlb_finish_mmu
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          6          swapper  [kernel.kallsyms]     [k] local_bh_disable
                    |
                    --- local_bh_disable
                        irq_enter
                       |          
                       |--96.14%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --3.86%-- scheduler_ipi
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] worker_enter_idle
                |
                --- worker_enter_idle
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  libc-2.11.3.so        [.] __strncmp_sse42
                         |
                         --- __strncmp_sse42
                            |          
                            |--87.26%-- 0x2f343662696c2f72
                            |          
                             --12.74%-- 0x5249445f4449444c

     0.00%          2             perf  [kernel.kallsyms]     [k] handle_pte_fault
                       |
                       --- handle_pte_fault
                           do_page_fault
                           page_fault
                          |          
                          |--58.61%-- 0x7f2abdc83fa5
                          |          ptmalloc_unlock_all
                          |          _IO_new_proc_open
                          |          
                           --41.39%-- 0x7f2abdc87623
                                     _int_malloc
                                     0x91

     0.00%          6          swapper  [kernel.kallsyms]     [k] native_apic_msr_write
                    |
                    --- native_apic_msr_write
                       |          
                       |--52.42%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--26.45%-- smp_invalidate_interrupt
                       |          invalidate_interrupt22
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --21.13%-- lapic_next_event
                                  tick_dev_program_event
                                  |          
                                  |--73.02%-- __remove_hrtimer
                                  |          __hrtimer_start_range_ns
                                  |          tick_nohz_stop_sched_tick
                                  |          cpu_idle
                                  |          
                                   --26.98%-- hrtimer_interrupt
                                             smp_apic_timer_interrupt
                                             apic_timer_interrupt
                                             intel_idle
                                             cpuidle_idle_call
                                             cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] native_load_tls
                       |
                       --- native_load_tls
                           __switch_to
                           thread_return
                          |          
                          |--97.05%-- 0xffff883fc0ba0000
                          |          _dl_relocate_object
                          |          
                           --2.95%-- 0xffff881fc2dca000
                                     __execve

     0.00%          9          swapper  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                    |
                    --- _raw_spin_lock_irqsave
                       |          
                       |--52.07%-- ep_poll_callback
                       |          __wake_up_common
                       |          __wake_up_sync_key
                       |          sock_def_readable
                       |          tcp_rcv_established
                       |          tcp_v4_do_rcv
                       |          tcp_v4_rcv
                       |          ip_local_deliver_finish
                       |          __netif_receive_skb
                       |          netif_receive_skb
                       |          napi_skb_finish
                       |          ixgbe_clean_rx_irq
                       |          ixgbe_poll
                       |          net_rx_action
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--26.39%-- lock_hrtimer_base
                       |          hrtimer_try_to_cancel
                       |          hrtimer_cancel
                       |          tick_nohz_restart
                       |          tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                       |--15.46%-- __wake_up
                       |          credit_entropy_bits
                       |          add_interrupt_randomness
                       |          handle_irq_event_percpu
                       |          handle_irq_event
                       |          handle_edge_irq
                       |          handle_irq
                       |          do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--3.29%-- __queue_work
                       |          call_timer_fn
                       |          run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --2.78%-- try_to_wake_up
                                  __queue_work
                                  call_timer_fn
                                  run_timer_softirq
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  poll_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          3          swapper  [kernel.kallsyms]     [k] run_posix_cpu_timers
                    |
                    --- run_posix_cpu_timers
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          swapper  [kernel.kallsyms]     [k] invalidate_interrupt1
                    |
                    --- invalidate_interrupt1
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                        start_kernel
                        x86_64_start_kernel

     0.00%          6          swapper  [kernel.kallsyms]     [k] select_nohz_load_balancer
                    |
                    --- select_nohz_load_balancer
                       |          
                       |--66.52%-- tick_nohz_stop_sched_tick
                       |          cpu_idle
                       |          
                        --33.48%-- tick_nohz_restart_sched_tick
                                  cpu_idle
                                  |          
                                   --100.00%-- start_kernel
                                             x86_64_start_kernel

     0.00%          1          objdump  [kernel.kallsyms]     [k] next_zones_zonelist
                    |
                    --- next_zones_zonelist
                        get_page_from_freelist
                        __alloc_pages_nodemask
                        alloc_pages_vma
                        do_anonymous_page
                        do_page_fault
                        page_fault
                        0x7f08a4241dc8
                        __GI_memset

     0.00%          1          swapper  [kernel.kallsyms]     [k] __napi_complete
                    |
                    --- __napi_complete
                        napi_complete
                        igb_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] task_tick_fair
                  |
                  --- task_tick_fair
                      scheduler_tick
                      update_process_times
                      tick_sched_timer
                      __run_hrtimer
                      hrtimer_interrupt
                      smp_apic_timer_interrupt
                      apic_timer_interrupt
                      copy_user_generic_string
                      file_read_actor
                      do_generic_file_read
                      generic_file_aio_read
                      do_sync_read
                      vfs_read
                      sys_read
                      system_call_fastpath
                      0x7f02f83325d0
                      __GI___read
                      0xae560f48000069f8

     0.00%          5            mmfsd  [kernel.kallsyms]     [k] find_next_bit
                      |
                      --- find_next_bit
                          cpumask_next_and
                          find_busiest_group
                          load_balance
                          idle_balance
                          thread_return
                         |          
                         |--83.19%-- 0xffffffffa04a8b7d
                         |          |          
                         |          |--92.61%-- 0xffffffffa05c07e5
                         |          |          0xffffffffa05c0bbf
                         |          |          0xffffffffa0605bc1
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          
                         |           --7.39%-- 0xffffffffa05bf0f1
                         |                     0xffffffffa05c0478
                         |                     0xffffffffa0605afe
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0xffffc900341c3998
                         |          
                         |--12.66%-- schedule_hrtimeout_range_clock
                         |          ep_poll
                         |          sys_epoll_wait
                         |          system_call_fastpath
                         |          0x7ffb7c127723
                         |          0x7ffb7c127723
                         |          0x800000000
                         |          
                          --4.15%-- schedule_timeout
                                    __down
                                    down
                                    0xffffffffa04a89cf
                                    0xffffffffa04a8ba5
                                    0xffffffffa05bf0f1
                                    0xffffffffa05c0478
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

     0.00%          1           expand  [kernel.kallsyms]     [k] vfs_read
                     |
                     --- vfs_read
                         sys_read
                         system_call_fastpath
                         0x7fb656559fb7
                         __libc_read
                         0x7fb65655d7dd

     0.00%          1               sh  [kernel.kallsyms]     [k] alloc_pages_current
                       |
                       --- alloc_pages_current
                           pte_alloc_one
                           __pte_alloc
                           copy_pte_range
                           copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7fa0e3c0375f
                           __libc_fork
                           make_child
                           0x6a6c60

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_lseek
                         |
                         --- sys_lseek
                             system_call_fastpath
                             0x7f4795a0f0d0
                             __lseek64

     0.00%          1          swapper  [kernel.kallsyms]     [k] _local_bh_enable
                    |
                    --- _local_bh_enable
                        irq_enter
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] get_mm_counter
                       |
                       --- get_mm_counter
                           unmap_region
                           do_munmap
                          |          
                          |--68.46%-- sys_munmap
                          |          system_call_fastpath
                          |          0x7f6b735f6207
                          |          munmap
                          |          0x7f6b735f97dd
                          |          
                           --31.54%-- elf_map
                                     load_elf_interp
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7fc6f0e60a57
                                     0x7fc6f0e60a57

     0.00%          2             perf  libc-2.11.3.so        [.] _IO_unsave_markers_internal
                       |
                       --- _IO_unsave_markers_internal

     0.00%          1          objdump  [kernel.kallsyms]     [k] retint_restore_args
                    |
                    --- retint_restore_args
                        file_read_actor
                        do_generic_file_read
                        generic_file_aio_read
                        do_sync_read
                        vfs_read
                        sys_read
                        system_call_fastpath
                        0x7ffd592075d0
                        __GI___read
                        0x69646e6550737365

     0.00%          1        addr2line  [kernel.kallsyms]     [k] update_curr
                         |
                         --- update_curr
                            |          
                            |--61.11%-- entity_tick
                            |          task_tick_fair
                            |          scheduler_tick
                            |          update_process_times
                            |          tick_sched_timer
                            |          __run_hrtimer
                            |          hrtimer_interrupt
                            |          smp_apic_timer_interrupt
                            |          apic_timer_interrupt
                            |          |          
                            |          |--67.70%-- 0x7fc53bd93670
                            |          |          strcmp
                            |          |          
                            |           --32.30%-- 0x7ffabcdb015b
                            |                     __gconv_transform_utf8_internal
                            |                     0x636600652d43782d
                            |          
                             --38.89%-- put_prev_task_fair
                                       __schedule
                                       retint_careful
                                       0x7fbb8ba8f489
                                       find_module_idx

     0.00%          1     ksoftirqd/12  [kernel.kallsyms]     [k] kmem_cache_free
               |
               --- kmem_cache_free
                   rcu_do_batch
                   rcu_process_callbacks
                   __do_softirq
                   run_ksoftirqd
                   kthread
                   kernel_thread_helper

     0.00%         11          swapper  [kernel.kallsyms]     [k] timerqueue_add
                    |
                    --- timerqueue_add
                        enqueue_hrtimer
                       |          
                       |--76.76%-- __hrtimer_start_range_ns
                       |          tick_nohz_restart
                       |          tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                        --23.24%-- __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle
                                  |          
                                   --100.00%-- start_kernel
                                             x86_64_start_kernel

     0.00%          5            mmfsd  [kernel.kallsyms]     [k] find_pid_ns
                      |
                      --- find_pid_ns
                          0xffffffffa04a772a
                          0xffffffffa0607efc
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          (nil)

     0.00%          1        addr2line  libc-2.11.3.so        [.] new_composite_name
                         |
                         --- new_composite_name
                            |          
                             --100.00%-- 0x3b433d

     0.00%          1             perf  libc-2.11.3.so        [.] ___printf_fp
                       |
                       --- ___printf_fp
                           vfprintf
                           ___vfprintf_chk

     0.00%          1        addr2line  [kernel.kallsyms]     [k] fasync_helper
                         |
                         --- fasync_helper
                             __tty_fasync
                             tty_release
                             __fput
                             filp_close
                             sys_close
                             system_call_fastpath
                             0x7f4c355b5570
                             __GI___libc_close
                             0x495450f0e48348e2

     0.00%          1           expand  [kernel.kallsyms]     [k] __alloc_pages_nodemask
                         |
                         --- __alloc_pages_nodemask
                             alloc_pages_current
                             __get_free_pages
                             __tlb_remove_page
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exit_mm
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f4ef8eb3a38

     0.00%          1        addr2line  bash                  [.] set_shellopts
                         |
                         --- set_shellopts
                             (nil)

     0.00%          1             grep  libc-2.11.3.so        [.] __GI___sigaction
                         |
                         --- __GI___sigaction

     0.00%          1        addr2line  [kernel.kallsyms]     [k] path_get
                         |
                         --- path_get
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7fb87cc13765
                             _xstat
                             0x732f6e690068732f

     0.00%          1        addr2line  ld-2.11.3.so          [.] process_envvars
                       |
                       --- process_envvars
                           dl_main
                           _dl_sysdep_start

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_discover_osversion
                         |
                         --- _dl_discover_osversion
                            |          
                             --100.00%-- _dl_sysdep_start
                                       0x40

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] dequeue_entity
                |
                --- dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] key_put
                       |
                       --- key_put
                           prepare_exec_creds
                           prepare_bprm_creds
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] get_cpu_iowait_time_us
                |
                --- get_cpu_iowait_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] read_alias_file
                       |
                       --- read_alias_file
                           _nl_expand_alias
                           __GI_setlocale
                           0x406294

     0.00%          1             grep  [kernel.kallsyms]     [k] lookup_page_cgroup
                         |
                         --- lookup_page_cgroup
                            |          
                            |--76.52%-- mem_cgroup_update_page_stat
                            |          __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          0x409960
                            |          0x409960
                            |          
                             --23.48%-- __mem_cgroup_uncharge_common
                                       page_remove_rmap
                                       zap_pte_range
                                       unmap_page_range
                                       unmap_vmas
                                       exit_mmap
                                       mmput
                                       exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f47a1a6ea57
                                       __execve

     0.00%          1               sh  [kernel.kallsyms]     [k] do_anonymous_page
                         |
                         --- do_anonymous_page
                             do_page_fault
                             page_fault
                             0x7f64cad34000
                             _int_malloc
                             0x7f64cb029aa0
                             0x834800000000ba00

     0.00%          5          swapper  [kernel.kallsyms]     [k] irq_work_run
                    |
                    --- irq_work_run
                       |          
                       |--51.04%-- update_process_times
                       |          tick_sched_timer
                       |          __run_hrtimer
                       |          hrtimer_interrupt
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --48.96%-- 0xffff88407fccdac0

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vma_link
                         |
                         --- vma_link
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                            |          
                            |--68.34%-- 0x7f2e239811da
                            |          mmap
                            |          0x6980
                            |          
                             --31.66%-- 0x7f7fd20d21da
                                       mmap
                                       0x2000

     0.00%          2          swapper  [kernel.kallsyms]     [k] perf_pmu_disable
                    |
                    --- perf_pmu_disable
                        perf_adjust_freq_unthr_context
                        perf_event_task_tick
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1             perf  [ext3]                [k] ext3_get_branch
                       |
                       --- ext3_get_branch
                           ext3_get_blocks_handle
                           ext3_get_block
                           __block_write_begin
                           ext3_write_begin
                           generic_perform_write
                           generic_file_buffered_write
                           __generic_file_aio_write
                           generic_file_aio_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7f2abdcdb630
                           __GI___libc_write

     0.00%          4            mmfsd  [kernel.kallsyms]     [k] fput
                      |
                      --- fput
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                         |          
                         |--73.86%-- 0xffffc900341c3998
                         |          
                          --26.14%-- 0x15cba80

     0.00%          1           expand  [kernel.kallsyms]     [k] common_file_perm
                         |
                         --- common_file_perm
                            |          
                            |--78.97%-- do_mmap_pgoff
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          0x7ff2bdee4c5a
                            |          __GI_mmap64
                            |          
                             --21.03%-- security_file_permission
                                       rw_verify_area
                                       vfs_read
                                       sys_read
                                       system_call_fastpath
                                       0x7f46dfe395d0
                                       __GI___read
                                       (nil)

     0.00%          1          swapper  [kernel.kallsyms]     [k] __put_task_struct
                    |
                    --- __put_task_struct
                        rcu_do_batch
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2     kworker/15:1  [kernel.kallsyms]     [k] load_balance
               |
               --- load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] mem_cgroup_uncharge_end
                       |
                       --- mem_cgroup_uncharge_end
                          |          
                          |--71.24%-- unmap_page_range
                          |          unmap_vmas
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --28.76%-- __execve

     0.00%          1             grep  [kernel.kallsyms]     [k] get_pageblock_flags_group
                         |
                         --- get_pageblock_flags_group
                             free_hot_cold_page
                             __pagevec_free
                             release_pages
                            |          
                            |--95.32%-- free_pages_and_swap_cache
                            |          tlb_flush_mmu
                            |          tlb_finish_mmu
                            |          exit_mmap
                            |          mmput
                            |          |          
                            |          |--53.61%-- exec_mmap
                            |          |          flush_old_exec
                            |          |          load_elf_binary
                            |          |          search_binary_handler
                            |          |          do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7f58ff318a57
                            |          |          __execve
                            |          |          
                            |           --46.39%-- exit_mm
                            |                     do_exit
                            |                     do_group_exit
                            |                     sys_exit_group
                            |                     system_call_fastpath
                            |                     0x7f034e3b6a38
                            |          
                             --4.68%-- pagevec_lru_move_fn
                                       __lru_cache_add
                                       do_wp_page
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       0x425a6d
                                       dispose_words
                                       0x6a7170
                                       0x6a4990

     0.00%          1             perf  [kernel.kallsyms]     [k] mem_cgroup_charge_common
                       |
                       --- mem_cgroup_charge_common
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f2abdc87623
                           _int_malloc
                           0x91
                           0xa3035353a632e6e

     0.00%          1           expand  [kernel.kallsyms]     [k] find_get_page
                         |
                         --- find_get_page
                             filemap_fault
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                            |          
                            |--58.84%-- 0x7fce47312040
                            |          _dl_setup_hash
                            |          _dl_start_user
                            |          
                            |--22.08%-- 0x7f679a7fd42e
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                            |--10.71%-- 0x7ff1b3c03da0
                            |          __ctype_get_mb_cur_max
                            |          
                            |--5.32%-- 0x7f0ef1fe5220
                            |          __ctype_b_loc
                            |          0x6e617078652f6e69
                            |          
                             --3.05%-- 0x46dd40
                                       xstrchr
                                       0x6a6c60

     0.00%          1        addr2line  [kernel.kallsyms]     [k] inc_zone_page_state
                       |
                       --- inc_zone_page_state
                           pte_alloc_one
                           __pte_alloc
                          |          
                          |--85.08%-- handle_mm_fault
                          |          |          
                          |          |--66.63%-- do_page_fault
                          |          |          page_fault
                          |          |          0x7fae58f2476c
                          |          |          dl_main
                          |          |          _dl_sysdep_start
                          |          |          
                          |           --33.37%-- __get_user_pages
                          |                     get_arg_page
                          |                     copy_strings
                          |                     copy_strings_kernel
                          |                     do_execve_common
                          |                     sys_execve
                          |                     stub_execve
                          |                     0x7f7a00f05a57
                          |                     __execve
                          |                     0x6a6a60
                          |                     0x6a6ac0
                          |                     0x6a6b20
                          |                     0x6a6ba0
                          |          
                           --14.92%-- move_page_tables
                                     shift_arg_pages
                                     setup_arg_pages
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_receive_error
                         |
                         --- _dl_receive_error
                             0x1be0021a3623d8b

     0.00%          1        addr2line  [kernel.kallsyms]     [k] mprotect_fixup
                         |
                         --- mprotect_fixup
                            |          
                            |--94.03%-- sys_mprotect
                            |          system_call_fastpath
                            |          |          
                            |          |--90.31%-- 0x7f7e656c0237
                            |          |          __mprotect
                            |          |          0x39000
                            |          |          
                            |           --9.69%-- 0x7f912e48d237
                            |                     __mprotect
                            |                     0x298000
                            |          
                             --5.97%-- setup_arg_pages
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f3b5c000a57
                                       0x7f3b5c000a57

     0.00%          1        addr2line  bash                  [.] xbcopy
                         |
                         --- xbcopy

     0.00%          5          swapper  [kernel.kallsyms]     [k] rcu_do_batch
                    |
                    --- rcu_do_batch
                       |          
                       |--86.50%-- rcu_process_callbacks
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --13.50%-- 0xffffffff81a02148

     0.00%          1        addr2line  [kernel.kallsyms]     [k] alloc_fd
                         |
                         --- alloc_fd
                             do_sys_open
                             system_call_fastpath
                            |          
                            |--42.43%-- 0x7fe360e411e0
                            |          __GI___open64
                            |          
                            |--41.93%-- 0x7f1024e531e0
                            |          __GI___open64
                            |          
                             --15.65%-- 0x7f870b11c1e0
                                       __GI___open64

     0.00%          1        addr2line  [kernel.kallsyms]     [k] tlb_flush_mmu
                         |
                         --- tlb_flush_mmu
                             tlb_finish_mmu
                             unmap_region
                             do_munmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7fc8131a41da
                             mmap
                             0x3e000

     0.00%          2          swapper  [kernel.kallsyms]     [k] __netif_receive_skb
                    |
                    --- __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] dup_mmap
                         |
                         --- dup_mmap
                             dup_mm
                             copy_process
                             do_fork
                             stub_clone
                             0x7fcdb3c3375f
                             __libc_fork
                             make_child
                             0x6a6c60

     0.00%          2          swapper  [kernel.kallsyms]     [k] __wake_up_common
                    |
                    --- __wake_up_common
                        __wake_up_sync_key
                        sock_def_readable
                        tcp_rcv_established
                        tcp_v4_do_rcv
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      ksoftirqd/8  [kernel.kallsyms]     [k] exit_creds
                |
                --- exit_creds
                    __put_task_struct
                    rcu_do_batch
                    rcu_process_callbacks
                    __do_softirq
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1               sh  [kernel.kallsyms]     [k] load_elf_binary
                         |
                         --- load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2abdcb6a57
                             0x7f2abdcb6a57

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_fread
                         |
                         --- _IO_fread

     0.00%          2             perf  [kernel.kallsyms]     [k] mntput
                       |
                       --- mntput
                           filp_close
                           sys_close
                           system_call_fastpath
                           0x7f2abdcdb570
                           __GI___libc_close

     0.00%          1          objdump  [kernel.kallsyms]     [k] page_getlink
                         |
                         --- page_getlink
                             page_follow_link_light
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7fe8a9d61765
                             _xstat
                             0x6f6974617475706d

     0.00%          1               sh  libc-2.11.3.so        [.] __m128i_strloadu
                         |
                         --- __m128i_strloadu
                             0x4e5f434c00534547

     0.00%          1        addr2line  bash                  [.] getegid@plt
                         |
                         --- getegid@plt

     0.00%          1        addr2line  bash                  [.] close_fd_bitmap
                         |
                         --- close_fd_bitmap
                             0x6a66d0

     0.00%          6          haveged  [kernel.kallsyms]     [k] thread_return
                    |
                    --- thread_return
                       |          
                       |--92.51%-- schedule_hrtimeout_range_clock
                       |          poll_schedule_timeout
                       |          do_select
                       |          core_sys_select
                       |          sys_select
                       |          system_call_fastpath
                       |          0x7fbf388b4373
                       |          0x7fbf388b4373
                       |          
                       |--4.21%-- 0x7fbf388b4373
                       |          
                        --3.28%-- 0xffff883fbf60a000
                                  0x7fbf388b4373

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_sigemptyset
                         |
                         --- __GI_sigemptyset

     0.00%          1             perf  [kernel.kallsyms]     [k] wait_consider_task
                       |
                       --- wait_consider_task
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1        addr2line  bash                  [.] push_stream
                         |
                         --- push_stream

     0.00%          1        addr2line  [kernel.kallsyms]     [k] install_exec_creds
                         |
                         --- install_exec_creds
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2abdcb6a57
                             0x7f2abdcb6a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __bitmap_weight
                         |
                         --- __bitmap_weight
                             tlb_gather_mmu
                             unmap_vmas
                             unmap_region
                             do_munmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                            |          
                            |--77.88%-- 0x7f1737cd01da
                            |          mmap
                            |          0x39000
                            |          
                             --22.12%-- 0x7f8efd62f1da
                                       mmap
                                       0x2000

     0.00%          1          objdump  libbfd-2.23.1.so      [.] bfd_elf_string_from_elf_section@plt
                    |
                    --- bfd_elf_string_from_elf_section@plt
                        (nil)

     0.00%          1               sh  [kernel.kallsyms]     [k] put_dec_full
                       |
                       --- put_dec_full
                           put_dec
                           number
                           vsnprintf
                           seq_printf
                           meminfo_proc_show
                           seq_read
                           proc_reg_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7ff1b3ca65d0
                           __GI___read
                           (nil)

     0.00%          1        addr2line  ld-2.11.3.so          [.] __libc_close
                         |
                         --- __libc_close
                             _dl_map_object
                             0x6f6c636c6400322e

     0.00%          1             grep  [kernel.kallsyms]     [k] perf_event_mmap_event
                         |
                         --- perf_event_mmap_event
                             perf_event_mmap
                            |          
                            |--73.68%-- do_brk
                            |          sys_brk
                            |          system_call_fastpath
                            |          0x7f1eab0be2aa
                            |          __brk
                            |          
                             --26.32%-- expand_downwards
                                       do_anonymous_page
                                       __get_user_pages
                                       get_arg_page
                                       copy_strings
                                       copy_strings_kernel
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f17217f1a57
                                       __execve
                                       0x6a4ab0
                                       0x6a4b10
                                       0x6a4b70

     0.00%          1        addr2line  ld-2.11.3.so          [.] index
                       |
                       --- index
                          |          
                          |--90.47%-- dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --9.53%-- 0x352e6f732e656e69

     0.00%          1           expand  [kernel.kallsyms]     [k] prep_new_page
                         |
                         --- prep_new_page
                             get_page_from_freelist
                             __alloc_pages_nodemask
                             alloc_pages_vma
                            |          
                            |--57.60%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          0x7fe6225b815f
                            |          _dl_start
                            |          _dl_start_user
                            |          
                             --42.40%-- do_wp_page
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       0x459d1e
                                       find_special_builtin
                                       0x6a4a10

     0.00%          2             perf  [kernel.kallsyms]     [k] perf_event_mmap_event
                       |
                       --- perf_event_mmap_event
                           perf_event_mmap
                           mmap_region
                           sys_mmap_pgoff
                           system_call_fastpath
                           0x7f2abdce5c5a
                           __GI_mmap64
                           (nil)

     0.00%          1        addr2line  libc-2.11.3.so        [.] __cxa_atexit_internal
                         |
                         --- __cxa_atexit_internal

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_execve
                       |
                       --- sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1           expand  libc-2.11.3.so        [.] __GI__dl_mcount_wrapper_check
                     |
                     --- __GI__dl_mcount_wrapper_check
                         _dl_runtime_resolve
                         0x7fffe4bc3350

     0.00%          4          swapper  [kernel.kallsyms]     [k] cpu_idle
                    |
                    --- cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          8      kworker/6:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] perf_event_mmap_event
                         |
                         --- perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                            |          
                            |--60.29%-- elf_map
                            |          load_elf_interp
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7ffd976e7a57
                            |          0x7ffd976e7a57
                            |          
                             --39.71%-- sys_mmap_pgoff
                                       system_call_fastpath
                                       0x7f2bc202e1da
                                       mmap
                                       0x16f000

     0.00%          1             perf  [kernel.kallsyms]     [k] copy_thread
                       |
                       --- copy_thread
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          2             perf  [kernel.kallsyms]     [k] reuse_swap_page
                       |
                       --- reuse_swap_page
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                          |          
                          |--59.63%-- 0x7f2abdc87073
                          |          _int_malloc
                          |          
                           --40.37%-- 0x7f2abdc8792c
                                     _int_malloc
                                     0xac1

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_debug_initialize
                         |
                         --- _dl_debug_initialize
                             _dl_sysdep_start
                             0x40

     0.00%          1           expand  [kernel.kallsyms]     [k] strncpy_from_user
                         |
                         --- strncpy_from_user
                             getname_flags
                            |          
                            |--60.57%-- user_path_at_empty
                            |          sys_faccessat
                            |          system_call_fastpath
                            |          0x7f18f5d9d687
                            |          access
                            |          
                             --39.43%-- do_sys_open
                                       system_call_fastpath
                                       0x7f22829da1e0
                                       __GI___open64

     0.00%          1        addr2line  libc-2.11.3.so        [.] __lseek64
                         |
                         --- __lseek64

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_new_object
                         |
                         --- _dl_new_object
                            |          
                            |--77.50%-- 0x7f18b2901640
                            |          
                            |--13.02%-- 0x7f0c40e28640
                            |          
                             --9.48%-- 0x7f5b28cd17dd

     0.00%          1             perf  [kernel.kallsyms]     [k] copy_user_generic_string
                       |
                       --- copy_user_generic_string
                           iov_iter_copy_from_user_atomic
                           generic_perform_write
                           generic_file_buffered_write
                           __generic_file_aio_write
                           generic_file_aio_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7fc73c5b4730
                           __write_nocancel

     0.00%          1        addr2line  bash                  [.] sv_strict_posix
                       |
                       --- sv_strict_posix

     0.00%          1        addr2line  [kernel.kallsyms]     [k] arch_align_stack
                         |
                         --- arch_align_stack
                             setup_arg_pages
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2abdcb6a57
                             0x7f2abdcb6a57

     0.00%          1      ksoftirqd/9  [kernel.kallsyms]     [k] put_prev_task_fair
                |
                --- put_prev_task_fair
                    __schedule
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] retint_careful
                       |
                       --- retint_careful
                           0x7ffc74543050
                           __strcpy_ssse3
                           (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] system_call_fastpath
                         |
                         --- system_call_fastpath
                             0x7f866727ccf4
                             __GI___libc_sigaction

     0.00%          1             perf  [kernel.kallsyms]     [k] __math_state_restore
                       |
                       --- __math_state_restore
                           math_state_restore
                           device_not_available
                           0x7f2abdc90de0
                           __memchr
                           0x6f6974617475706d

     0.00%          1            mmfsd  [nf_conntrack]        [k] tcp_in_window
                      |
                      --- tcp_in_window
                          tcp_packet
                          nf_conntrack_in
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1           expand  [kernel.kallsyms]     [k] free_pgtables
                         |
                         --- free_pgtables
                             unmap_region
                             do_munmap
                             sys_munmap
                             system_call_fastpath
                             0x7f2bc1d77c87
                             __munmap

     0.00%          1        addr2line  libc-2.11.3.so        [.] __strstr_sse42
                         |
                         --- __strstr_sse42
                             0x5353454d5f434c00

     0.00%          1             grep  libc-2.11.3.so        [.] __strcmp_sse2
                       |
                       --- __strcmp_sse2
                           (nil)
                           0x2f656c61636f6c2f

     0.00%          1        addr2line  [kernel.kallsyms]     [k] security_inode_permission
                         |
                         --- security_inode_permission
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f8da98951e0
                             __GI___open64

     0.00%          1        addr2line  bash                  [.] initialize_shell_variables
                         |
                         --- initialize_shell_variables
                            |          
                             --100.00%-- 0x652f3d4352545550

     0.00%          1        addr2line  [kernel.kallsyms]     [k] pgd_alloc
                       |
                       --- pgd_alloc
                           mm_init
                           bprm_mm_init
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--89.91%-- 0x7f2abdcb6a57
                          |          __execve
                          |          
                          |--6.17%-- 0x7f13cc9c7a57
                          |          __execve
                          |          0x6a6a60
                          |          0x6a6ac0
                          |          0x6a6b20
                          |          0x6a6ba0
                          |          
                           --3.92%-- 0x7f0851fc4a57
                                     __execve
                                     0x6a6a60
                                     0x6a6ac0
                                     0x6a6b20
                                     0x6a6ba0

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] cpufreq_notify_transition
                |
                --- cpufreq_notify_transition
                    acpi_cpufreq_target
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1               sh  libc-2.11.3.so        [.] __strcpy_ssse3
                         |
                         --- __strcpy_ssse3
                             0x841f0f

     0.00%          2          swapper  [kernel.kallsyms]     [k] security_sock_rcv_skb
                    |
                    --- security_sock_rcv_skb
                        sk_filter
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  bash                  [.] initialize_job_signals
                         |
                         --- initialize_job_signals

     0.00%          1           expand  ld-2.11.3.so          [.] __GI_strlen
                         |
                         --- __GI_strlen

     0.00%          1        addr2line  libc-2.11.3.so        [.] __hash_string
                         |
                         --- __hash_string
                             0x658858c807eb

     0.00%          1               sh  [kernel.kallsyms]     [k] alloc_pages_vma
                         |
                         --- alloc_pages_vma
                             do_anonymous_page
                             do_page_fault
                             page_fault
                             0x7fdae07849d3
                             _int_malloc
                             (nil)

     0.00%          8          swapper  [kernel.kallsyms]     [k] update_ts_time_stats
                    |
                    --- update_ts_time_stats
                       |          
                       |--96.36%-- tick_nohz_stop_idle
                       |          tick_check_idle
                       |          irq_enter
                       |          |          
                       |          |--79.47%-- smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --20.53%-- scheduler_ipi
                       |                     reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --3.64%-- tick_nohz_stop_sched_tick
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] freezer_fork
                       |
                       --- freezer_fork
                           cgroup_fork_callbacks
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1             grep  [kernel.kallsyms]     [k] handle_mm_fault
                         |
                         --- handle_mm_fault
                             do_page_fault
                             page_fault
                            |          
                            |--75.21%-- 0x444710
                            |          hash_search
                            |          0x6a4ab0
                            |          0x6a4b10
                            |          0x6a4b70
                            |          
                            |--15.52%-- file_read_actor
                            |          do_generic_file_read
                            |          generic_file_aio_read
                            |          do_sync_read
                            |          vfs_read
                            |          sys_read
                            |          system_call_fastpath
                            |          0x7f312546f5d0
                            |          __GI___read
                            |          0x656c61636f6c2f
                            |          
                            |--5.52%-- 0x7f2fc320fc90
                            |          _dl_runtime_resolve
                            |          
                             --3.75%-- 0x423014
                                       alloc_word_desc
                                       0x6a6ab0
                                       0x6a6af0
                                       0x6a6bc0

     0.00%          1             grep  [kernel.kallsyms]     [k] radix_tree_lookup
                         |
                         --- radix_tree_lookup
                             __do_page_cache_readahead
                             force_page_cache_readahead
                             sys_fadvise64_64
                             system_call_fastpath
                            |          
                            |--69.02%-- 0x7f159b0f41bd
                            |          posix_fadvise64
                            |          
                             --30.98%-- 0x7f5ee406c1bd
                                       posix_fadvise64

     0.00%          1             perf  [kernel.kallsyms]     [k] format_decode
                       |
                       --- format_decode
                           vsnprintf
                           snprintf
                           proc_flush_task_mnt
                           proc_flush_task
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1               sh  [kernel.kallsyms]     [k] strnlen_user
                       |
                       --- strnlen_user
                          |          
                          |--92.39%-- create_elf_tables
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          0x7f2abdcb6a57
                          |          
                           --7.61%-- copy_strings
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] inode_lru_list_del
                         |
                         --- inode_lru_list_del
                             iput_final
                             d_kill
                             dput
                             __fput
                             filp_close
                             sys_close
                             system_call_fastpath
                             0x7f774892e570
                             __GI___libc_close

     0.00%          2             perf  [kernel.kallsyms]     [k] detach_pid
                       |
                       --- detach_pid
                           __exit_signal
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1       irqbalance  [kernel.kallsyms]     [k] fd_install
                 |
                 --- fd_install
                     do_sys_open
                     system_call_fastpath
                     0x7f398a1961e0
                     0x7f398a1961e0
                     0xffffd374ffffd374

     0.00%          1             grep  [kernel.kallsyms]     [k] check_preempt_curr
                       |
                       --- check_preempt_curr
                           ttwu_do_wakeup
                           try_to_wake_up
                           autoremove_wake_function
                           __wake_up_common
                           __wake_up_sync_key
                           pipe_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7f084b85a630
                           __GI___libc_write

     0.00%          8          swapper  [kernel.kallsyms]     [k] reschedule_interrupt
                    |
                    --- reschedule_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [nf_conntrack]        [k] tcp_in_window
                         |
                         --- tcp_in_window
                             tcp_packet
                             nf_conntrack_in
                             nf_iterate
                             nf_hook_slow
                             ip_rcv
                             __netif_receive_skb
                             netif_receive_skb
                             napi_skb_finish
                             ixgbe_clean_rx_irq
                             ixgbe_poll
                             net_rx_action
                             __do_softirq
                             call_softirq
                             do_softirq
                             irq_exit
                             do_IRQ
                             ret_from_intr
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f4b5eee1c5a
                             __GI_mmap64

     0.00%          1               sh  libc-2.11.3.so        [.] _nl_postload_ctype
                         |
                         --- _nl_postload_ctype
                             set_default_locale

     0.00%          1        addr2line  bash                  [.] begin_unwind_frame
                         |
                         --- begin_unwind_frame

     0.00%          1        addr2line  ld-2.11.3.so          [.] call_init
                         |
                         --- call_init
                            |          
                             --100.00%-- 0x9066c30020180335

     0.00%          1          swapper  [kernel.kallsyms]     [k] free_pages_prepare
                    |
                    --- free_pages_prepare
                        __free_pages_ok
                        free_task
                        rcu_do_batch
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] kref_put
                |
                --- kref_put
                    cpufreq_cpu_put
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  libc-2.11.3.so        [.] munmap_chunk
                         |
                         --- munmap_chunk

     0.00%          1          swapper  [kernel.kallsyms]     [k] __inet_lookup_established
                    |
                    --- __inet_lookup_established
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] generic_permission
                         |
                         --- generic_permission
                             inode_permission
                             sys_faccessat
                             system_call_fastpath
                             0x7f5aaa048687
                             access

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] sch_direct_xmit
                      |
                      --- sch_direct_xmit
                          dev_queue_xmit
                          ip_finish_output
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1        addr2line  bash                  [.] update_export_env_inplace
                         |
                         --- update_export_env_inplace
                             0x696c32726464612f

     0.00%          1        addr2line  bash                  [.] add_unwind_protect
                         |
                         --- add_unwind_protect

     0.00%          1          objdump  [kernel.kallsyms]     [k] error_exit
                         |
                         --- error_exit
                             0x7f2e96674d40
                             0x7f2e96674d40

     0.00%          1               sh  [kernel.kallsyms]     [k] __fput
                         |
                         --- __fput
                             remove_vma
                             do_munmap
                             sys_munmap
                             system_call_fastpath
                             0x7f60ca1ee207
                             munmap
                             0x7f60ca1f17dd

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] security_file_ioctl
                      |
                      --- security_file_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                         |          
                         |--91.97%-- 0x20a00000
                         |          
                         |--4.26%-- 0xde00000
                         |          
                          --3.77%-- 0x1bc00000

     0.00%          1           expand  [kernel.kallsyms]     [k] free_pages_and_swap_cache
                         |
                         --- free_pages_and_swap_cache
                             tlb_flush_mmu
                             tlb_finish_mmu
                             exit_mmap
                             mmput
                             exit_mm
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f575d81ea38

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __phys_addr
                         |
                         --- __phys_addr
                             ksize
                             kzfree
                             put_filp
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f6376c161e0
                             __GI___open64

     0.00%          2          swapper  [kernel.kallsyms]     [k] mod_timer
                    |
                    --- mod_timer
                        sk_reset_timer
                        tcp_rcv_established
                        tcp_v4_do_rcv
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_file_doallocate_internal
                         |
                         --- _IO_file_doallocate_internal

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] rcu_enter_nohz
                      |
                      --- rcu_enter_nohz
                          0xffff88015db55e98
                          0x7ffb7c11f3d7
                          0x7ffb6c018380

     0.00%          1        addr2line  [kernel.kallsyms]     [k] extract_entropy
                       |
                       --- extract_entropy
                           create_elf_tables
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f90a79aaa57
                           0x7f90a79aaa57

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] 0xba97e         
                         |
                         --- 0x7fae9efd197e
                             0x7fffc565c313

                         |
                         --- 0x7f01728f0910
                             0x7fffb1573313

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __bitmap_empty
                       |
                       --- __bitmap_empty
                           flush_tlb_others_ipi
                           flush_tlb_mm
                           tlb_flush_mmu
                           tlb_finish_mmu
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1             perf  [kernel.kallsyms]     [k] perf_event_init_task
                       |
                       --- perf_event_init_task
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          5            mmfsd  [kernel.kallsyms]     [k] thread_return
                      |
                      --- thread_return
                         |          
                         |--51.48%-- 0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                         |          
                         |--39.98%-- 0x7ffb7c127723
                         |          0x800000000
                         |          
                          --8.54%-- 0xffffffffa04a8b7d
                                    0xffffffffa05bf0f1
                                    0xffffffffa05c0478
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

     0.00%          1        addr2line  libc-2.11.3.so        [.] __strstr_sse2
                       |
                       --- __strstr_sse2
                          |          
                          |--57.73%-- 0x6c006f6c00696c00
                          |          
                           --42.27%-- __fopen_internal

     0.00%          1               sh  libc-2.11.3.so        [.] __strcasecmp
                       |
                       --- __strcasecmp
                           0x1

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_fopen@plt
                         |
                         --- bfd_fopen@plt

     0.00%          1        addr2line  [kernel.kallsyms]     [k] proc_reg_open
                         |
                         --- proc_reg_open
                             __dentry_open
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7fba644e91e0
                             __GI___open64

     0.00%          1             perf  [kernel.kallsyms]     [k] _cond_resched
                       |
                       --- _cond_resched
                           copy_pte_range
                           copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1               sh  [kernel.kallsyms]     [k] release_pages
                       |
                       --- release_pages
                           free_pages_and_swap_cache
                           tlb_flush_mmu
                           tlb_finish_mmu
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_check_all_versions
                         |
                         --- _dl_check_all_versions
                            |          
                             --100.00%-- 0x1be0021a3623d8b

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] cpufreq_frequency_table_target
                |
                --- cpufreq_frequency_table_target
                    acpi_cpufreq_target
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] add_timer_on
                |
                --- add_timer_on
                    queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1               sh  libc-2.11.3.so        [.] __GI_getuid
                         |
                         --- __GI_getuid

     0.00%          1               sh  [kernel.kallsyms]     [k] __queue_work
                         |
                         --- __queue_work
                             call_timer_fn
                             run_timer_softirq
                             __do_softirq
                             call_softirq
                             do_softirq
                             irq_exit
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             0x7f1001dace77
                             _int_malloc

     0.00%          1        addr2line  bash                  [.] 0x3400c         
                       |
                       --- 0x43400c

     0.00%          1               sh  ld-2.11.3.so          [.] check_match.12097
                         |
                         --- check_match.12097

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] __cpufreq_driver_getavg
                |
                --- __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __vma_link_file
                         |
                         --- __vma_link_file
                             vma_link
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                            |          
                            |--44.39%-- 0x7f860f9af1da
                            |          mmap
                            |          
                            |--41.16%-- 0x7fe5594131da
                            |          mmap
                            |          0x39000
                            |          
                             --14.45%-- 0x7fe21a23f1da
                                       mmap
                                       0x6070

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI___libc_close
                         |
                         --- __GI___libc_close

     0.00%          1             perf  [kernel.kallsyms]     [k] _raw_spin_lock_irq
                       |
                       --- _raw_spin_lock_irq
                           tty_audit_fork
                           copy_signal
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1             grep  libc-2.11.3.so        [.] __ctype_get_mb_cur_max
                       |
                       --- __ctype_get_mb_cur_max

     0.00%          1        addr2line  [kernel.kallsyms]     [k] align_addr
                         |
                         --- align_addr
                             arch_get_unmapped_area_topdown
                             get_unmapped_area
                             do_mmap_pgoff
                             sys_mmap_pgoff
                             system_call_fastpath
                            |          
                            |--65.97%-- 0x7fa744ac9c5a
                            |          __GI_mmap64
                            |          
                             --34.03%-- 0x7fc235b3d1da
                                       mmap
                                       0x17da9158d48d189

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __get_user_8
                       |
                       --- __get_user_8
                           count
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] common_perm
                         |
                         --- common_perm
                             apparmor_inode_getattr
                             vfs_getattr
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7f1d3be8e765
                             _xstat

     0.00%          1             perf  libc-2.11.3.so        [.] __GI_pipe2
                       |
                       --- __GI_pipe2

     0.00%          1           expand  ld-2.11.3.so          [.] _dl_runtime_resolve
                         |
                         --- _dl_runtime_resolve

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] dequeue_entity
                |
                --- dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  libc-2.11.3.so        [.] __strncpy_ssse3
                         |
                         --- __strncpy_ssse3

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] ktime_get
                |
                --- ktime_get
                    get_cpu_idle_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] __strstr_sse2
                         |
                         --- __strstr_sse2

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_munmap
                       |
                       --- sys_munmap
                           system_call_fastpath
                           0x7f8579418207
                           munmap
                           0x7f85795ee4d0
                           (nil)

     0.00%          1        addr2line  bash                  [.] posix_initialize
                       |
                       --- posix_initialize

     0.00%          2     kworker/10:1  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      migration/9  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] lower_subexps
                       |
                       --- lower_subexps
                           0xe0
                           0x54
                           (nil)

     0.00%          1        addr2line  libc-2.11.3.so        [.] __gethostname
                         |
                         --- __gethostname

     0.00%          1          objdump  libc-2.11.3.so        [.] intel_check_word
                    |
                    --- intel_check_word

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_sysdep_read_whole_file
                       |
                       --- _dl_sysdep_read_whole_file
                          |          
                           --100.00%-- 0x6f732e312e33322e

     0.00%          1          swapper  [kernel.kallsyms]     [k] nf_iterate
                    |
                    --- nf_iterate
                        nf_hook_slow
                        ip_rcv
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2             perf  [kernel.kallsyms]     [k] get_pageblock_flags_group
                       |
                       --- get_pageblock_flags_group
                           free_hot_cold_page
                           __pagevec_free
                           release_pages
                           pagevec_lru_move_fn
                          |          
                          |--65.97%-- lru_add_drain
                          |          unmap_region
                          |          do_munmap
                          |          sys_munmap
                          |          system_call_fastpath
                          |          0x7f2abdce5c87
                          |          __munmap
                          |          
                           --34.03%-- __lru_cache_add
                                     do_anonymous_page
                                     do_page_fault
                                     page_fault
                                     pipe_read
                                     do_sync_read
                                     vfs_read
                                     sys_read
                                     system_call_fastpath
                                     0x7f2abdcdb5d0
                                     __GI___read
                                     0x7f2abff46000

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] process_one_work
                |
                --- process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] __do_fault
                         |
                         --- __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x403f70
                             0x403f70

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_switch_to_get_mode_internal
                         |
                         --- _IO_switch_to_get_mode_internal

     0.00%          1               sh  libc-2.11.3.so        [.] __strcpy_sse2
                         |
                         --- __strcpy_sse2

     0.00%          1        addr2line  [kernel.kallsyms]     [k] apparmor_file_mmap
                         |
                         --- apparmor_file_mmap
                             do_mmap_pgoff
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f845c0201da
                             mmap
                             0x16f000

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_add_to_namespace_list
                         |
                         --- _dl_add_to_namespace_list
                             _dl_map_object
                             0x6469757465730036

     0.00%          1        addr2line  libc-2.11.3.so        [.] 0x1e836         
                         |
                         --- 0x7fecaab10836
                             _nl_find_locale
                             __GI_setlocale
                             set_default_locale

     0.00%          1             grep  [kernel.kallsyms]     [k] path_lookupat
                         |
                         --- path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                            |          
                            |--94.83%-- 0x7f5c312f1765
                            |          _xstat
                            |          
                             --5.17%-- 0x7f3e2a14f765
                                       _xstat
                                       0x672f00706572672f

     0.00%          1          swapper  [kernel.kallsyms]     [k] __wake_up_locked
                    |
                    --- __wake_up_locked
                        ep_poll_callback
                        __wake_up_common
                        __wake_up_sync_key
                        sock_def_readable
                        tcp_rcv_established
                        tcp_v4_do_rcv
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] retint_restore_args
                         |
                         --- retint_restore_args
                             down_read_trylock
                             do_page_fault
                             page_fault
                             0x7f3a677a48f4
                             bfd_elf64_swap_symbol_in
                             0x8c8af0

     0.00%          1             perf  [kernel.kallsyms]     [k] alloc_pages_current
                       |
                       --- alloc_pages_current
                           pte_alloc_one
                           __pte_alloc
                           copy_pte_range
                           copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1             grep  [kernel.kallsyms]     [k] __memset
                       |
                       --- __memset
                           kzfree
                           __fput
                           remove_vma
                           exit_mmap
                           mmput
                           exit_mm
                           do_exit
                           do_group_exit
                           sys_exit_group
                           system_call_fastpath
                           0x7fea5a3daa38

     0.00%          1          haveged  [kernel.kallsyms]     [k] clear_buddies
                    |
                    --- clear_buddies
                        dequeue_entity
                        dequeue_task_fair
                        __schedule
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1               sh  bash                  [.] bind_variable
                       |
                       --- bind_variable
                           0x6f682f3d454d4f48

     0.00%          1               sh  [kernel.kallsyms]     [k] mem_cgroup_count_vm_event
                       |
                       --- mem_cgroup_count_vm_event
                           handle_mm_fault
                           do_page_fault
                           page_fault
                           0x7f8ddc5fe848
                           _dl_relocate_object
                           dl_main
                           _dl_sysdep_start
                           0x40

     0.00%          1        addr2line  bash                  [.] malloc@plt
                       |
                       --- malloc@plt

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_default_xsputn_internal
                       |
                       --- _IO_default_xsputn_internal
                           0x3030303030303030

     0.00%          1          objdump  [kernel.kallsyms]     [k] __d_lookup_rcu
                         |
                         --- __d_lookup_rcu
                             do_lookup
                             link_path_walk
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7fa7b4d58765
                             _xstat
                             0x706d75646a626f2f

     0.00%          1               sh  [kernel.kallsyms]     [k] prio_tree_insert
                         |
                         --- prio_tree_insert
                             vma_prio_tree_insert
                             vma_link
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f1721f1d1da
                             mmap
                             0x16f000

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] sched_clock_cpu
                |
                --- sched_clock_cpu
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] skb_gro_reset_offset
                    |
                    --- skb_gro_reset_offset
                        napi_gro_receive
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] do_sys_open
                         |
                         --- do_sys_open
                             system_call_fastpath
                            |          
                            |--49.53%-- 0x7fef48407f57
                            |          __open
                            |          0x6980
                            |          
                            |--32.44%-- 0x7fa61d22b1e0
                            |          __GI___open64
                            |          
                             --18.02%-- 0x7f8a87c1bf57
                                       __open
                                       0x6980

     0.00%          1             perf  [kernel.kallsyms]     [k] do_wait
                       |
                       --- do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          7          swapper  [kernel.kallsyms]     [k] perf_rotate_context
                    |
                    --- perf_rotate_context
                        perf_event_task_tick
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] get_vmalloc_info
                       |
                       --- get_vmalloc_info
                           meminfo_proc_show
                           seq_read
                           proc_reg_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f761a4115d0
                           __GI___read
                           (nil)

     0.00%          1        addr2line  bash                  [.] adjust_shell_level
                         |
                         --- adjust_shell_level

     0.00%          1      migration/0  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  libc-2.11.3.so        [.] __free
                       |
                       --- __free
                           (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] user_path_at_empty
                         |
                         --- user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7fbc48e10765
                             _xstat
                             0x2f667265702f3436

     0.00%          8          swapper  [kernel.kallsyms]     [k] get_next_timer_interrupt
                    |
                    --- get_next_timer_interrupt
                        tick_nohz_stop_sched_tick
                       |          
                       |--80.60%-- irq_exit
                       |          |          
                       |          |--88.68%-- smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |          |--6.59%-- reschedule_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --4.73%-- do_IRQ
                       |                     ret_from_intr
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --19.40%-- cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] sockfd_lookup_light
                      |
                      --- sockfd_lookup_light
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1          swapper  [kernel.kallsyms]     [k] __alloc_skb
                    |
                    --- __alloc_skb
                        __netdev_alloc_skb
                        ixgbe_fetch_rx_buffer
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] proc_reg_read
                         |
                         --- proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--76.50%-- 0x7fd37c0785d0
                            |          __GI___read
                            |          (nil)
                            |          
                             --23.50%-- 0x7f389e6695d0
                                       __GI___read
                                       (nil)

     0.00%          1        addr2line  bash                  [.] hash_remove
                         |
                         --- hash_remove
                            |          
                            |--62.98%-- 0x4f00000040
                            |          0x69dfc0
                            |          0x69db80
                            |          
                             --37.02%-- 0x4723c8

     0.00%          1             grep  libc-2.11.3.so        [.] build_wcs_buffer
                       |
                       --- build_wcs_buffer
                           0x64afa0
                           0x6f6974617475706d

     0.00%          1             perf  [kernel.kallsyms]     [k] dput
                       |
                       --- dput
                           __fput
                           filp_close
                           sys_close
                           system_call_fastpath
                           0x7f2abdcdb570
                           __GI___libc_close

     0.00%          1         postgres  [kernel.kallsyms]     [k] net_rx_action
                   |
                   --- net_rx_action
                       __do_softirq
                       call_softirq
                       do_softirq
                       local_bh_enable
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1        addr2line  [kernel.kallsyms]     [k] wake_up_worker
                       |
                       --- wake_up_worker
                           __queue_work
                           call_timer_fn
                           run_timer_softirq
                           __do_softirq
                           call_softirq
                           do_softirq
                           irq_exit
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           0x7f11035f8e08
                           bfd_getl64
                           0x62b7d0

     0.00%          1        addr2line  libc-2.11.3.so        [.] __rawmemchr_sse2
                         |
                         --- __rawmemchr_sse2
                             (nil)

     0.00%          1           expand  [kernel.kallsyms]     [k] vma_merge
                     |
                     --- vma_merge
                         mmap_region
                         sys_mmap_pgoff
                         system_call_fastpath
                         0x7f53aba46c5a
                         __GI_mmap64
                         (nil)

     0.00%          1        addr2line  bash                  [.] run_pending_traps
                       |
                       --- run_pending_traps

     0.00%          1        addr2line  [kernel.kallsyms]     [k] do_munmap
                       |
                       --- do_munmap
                          |          
                          |--63.59%-- mmap_region
                          |          sys_mmap_pgoff
                          |          system_call_fastpath
                          |          |          
                          |          |--82.84%-- 0x7f503f7441da
                          |          |          mmap
                          |          |          0x16f000
                          |          |          
                          |           --17.16%-- 0x7f64104701da
                          |                     mmap
                          |                     0x39000
                          |          
                           --36.41%-- sys_munmap
                                     system_call_fastpath
                                     0x7f396ca30207
                                     munmap
                                     0x7f396ca337dd

     0.00%          1        addr2line  bash                  [.] free@plt
                         |
                         --- free@plt
                             (nil)

     0.00%          1           expand  [kernel.kallsyms]     [k] __cache_free
                         |
                         --- __cache_free
                             kfree
                             put_filp
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f9d42d321e0
                             __GI___open64

     0.00%          1        addr2line  [kernel.kallsyms]     [k] rcu_process_gp_end
                       |
                       --- rcu_process_gp_end
                           __rcu_process_callbacks
                           rcu_process_callbacks
                           __do_softirq
                           call_softirq
                           do_softirq
                           irq_exit
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           0x7fba79d80958
                           bfd_elf64_swap_symbol_in
                           (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_getpid
                       |
                       --- sys_getpid
                           system_call_fastpath
                           0x7f129e69c5c6
                           __GI___getpid
                           (nil)
                           rl_newline@plt
                           0xf3027ed08900fa83

     0.00%          1      migration/0  [kernel.kallsyms]     [k] pick_next_task_idle
                |
                --- pick_next_task_idle
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] current_fs_time
                       |
                       --- current_fs_time
                           touch_atime
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_new_fclose
                       |
                       --- _IO_new_fclose

     0.00%          1        addr2line  bash                  [.] base_pathname
                         |
                         --- base_pathname

     0.00%          1        addr2line  [kernel.kallsyms]     [k] security_vm_enough_memory_mm
                       |
                       --- security_vm_enough_memory_mm
                           expand_downwards
                          |          
                          |--92.13%-- do_anonymous_page
                          |          __get_user_pages
                          |          get_arg_page
                          |          copy_strings
                          |          copy_strings_kernel
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --7.87%-- setup_arg_pages
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f7c1feb2a57
                                     0x7f7c1feb2a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] rcu_exit_nohz
                       |
                       --- rcu_exit_nohz
                           irq_enter
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                          |          
                          |--52.50%-- free_hot_cold_page
                          |          __pagevec_free
                          |          release_pages
                          |          free_pages_and_swap_cache
                          |          tlb_flush_mmu
                          |          tlb_finish_mmu
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --47.50%-- 0x7f69151d18fc
                                     bfd_elf64_swap_symbol_in
                                     0x872770

     0.00%          1             grep  [kernel.kallsyms]     [k] down_read_trylock
                         |
                         --- down_read_trylock
                             do_page_fault
                             page_fault
                            |          
                            |--91.43%-- 0x459cb7
                            |          builtin_address_internal
                            |          export_builtin
                            |          
                             --8.57%-- 0x446ec0
                                       begin_unwind_frame
                                       0x6a4ab0
                                       0x6a4b10
                                       0x6a4b70

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] _bfd_elf_canonicalize_symtab
                         |
                         --- _bfd_elf_canonicalize_symtab

     0.00%          1               sh  [kernel.kallsyms]     [k] radix_tree_lookup
                         |
                         --- radix_tree_lookup
                             __do_page_cache_readahead
                             force_page_cache_readahead
                             sys_fadvise64_64
                             system_call_fastpath
                             0x7f0ef278d1bd
                             posix_fadvise64

     0.00%          1             perf  [kernel.kallsyms]     [k] zap_pte_range
                       |
                       --- zap_pte_range
                           unmap_page_range
                           unmap_vmas
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          1        addr2line  ld-2.11.3.so          [.] open_verify
                       |
                       --- open_verify
                          |          
                          |--87.33%-- _dl_map_object
                          |          |          
                          |          |--69.61%-- 0x6d6574646b6d0036
                          |          |          
                          |           --30.39%-- 0x352e6f732e7365
                          |          
                           --12.67%-- 0x352e6f732e656e69

     0.00%          1        addr2line  [kernel.kallsyms]     [k] fget_light
                         |
                         --- fget_light
                             sys_read
                             system_call_fastpath
                             0x7f83bb8fa5d0
                             __GI___read
                             0x2020202020202020

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_time
                         |
                         --- __GI_time

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] sched_clock_cpu
                |
                --- sched_clock_cpu
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  libc-2.11.3.so        [.] __gconv_lookup_cache
                         |
                         --- __gconv_lookup_cache
                             0x658858c807eb

     0.00%          1             perf  [kernel.kallsyms]     [k] do_fcntl
                       |
                       --- do_fcntl
                           sys_fcntl
                           system_call_fastpath
                           0x7f2abdcdbb22
                           do_fcntl

     0.00%          1               sh  libc-2.11.3.so        [.] __strcmp_sse2
                         |
                         --- __strcmp_sse2

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  ld-2.11.3.so          [.] _dl_add_to_namespace_list
                         |
                         --- _dl_add_to_namespace_list
                             _dl_sysdep_start

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] _raw_spin_lock
                      |
                      --- _raw_spin_lock
                          try_to_wake_up
                         |          
                         |--65.69%-- __wake_up_common
                         |          __wake_up
                         |          0xffffffffa04a7ff0
                         |          0xffffffffa05c05fb
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                          --34.31%-- up
                                    0xffffffffa05c0613
                                    0xffffffffa0605a42
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x1bfffffffff

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] worker_thread
                |
                --- worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] enqueue_entity
                       |
                       --- enqueue_entity
                           enqueue_task_fair
                           wake_up_new_task
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          2             perf  libc-2.11.3.so        [.] _IO_file_underflow_internal
                       |
                       --- _IO_file_underflow_internal

     0.00%          1             grep  [kernel.kallsyms]     [k] kmem_cache_free
                         |
                         --- kmem_cache_free
                            |          
                            |--92.73%-- remove_vma
                            |          exit_mmap
                            |          mmput
                            |          exec_mmap
                            |          flush_old_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          |          
                            |          |--87.74%-- 0x7f6cfcb2ba57
                            |          |          __execve
                            |          |          
                            |           --12.26%-- 0x7ffed0696a57
                            |                     __execve
                            |          
                             --7.27%-- unlink_anon_vmas
                                       free_pgtables
                                       exit_mmap
                                       mmput
                                       exec_mmap
                                       flush_old_exec
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f08893a6a57
                                       __execve

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] load_balance
                |
                --- load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1               sh  [kernel.kallsyms]     [k] chrdev_open
                         |
                         --- chrdev_open
                             __dentry_open
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7ffd9770c1e0
                             __GI___open64

     0.00%          1        addr2line  libc-2.11.3.so        [.] _getopt_internal
                       |
                       --- _getopt_internal

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vm_stat_account
                  |
                  --- vm_stat_account
                      do_munmap
                     |          
                     |--87.73%-- sys_munmap
                     |          system_call_fastpath
                     |          0x7f27be82ac87
                     |          __munmap
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          0x7f27bf0fa010
                     |          
                      --12.27%-- mmap_region
                                sys_mmap_pgoff
                                system_call_fastpath
                                0x7f74564931da
                                mmap
                                0x16f000

     0.00%          1             perf  [kernel.kallsyms]     [k] cgroup_fork
                       |
                       --- cgroup_fork
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1        addr2line  bash                  [.] check_dev_tty
                         |
                         --- check_dev_tty

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] kref_get
                |
                --- kref_get
                    kobject_get
                    cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] __malloc
                       |
                       --- __malloc
                          |          
                           --100.00%-- (nil)

     0.00%          1             grep  [kernel.kallsyms]     [k] idle_balance
                         |
                         --- idle_balance
                             thread_return
                             pipe_wait
                             pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7fe22e6975d0
                             __GI___read
                             0x6974617475706d6f

     0.00%          1             perf  [jbd]                 [k] journal_add_journal_head
                       |
                       --- journal_add_journal_head
                           journal_get_undo_access
                           __ext3_journal_get_undo_access
                           ext3_try_to_allocate_with_rsv
                           ext3_new_blocks
                           ext3_alloc_branch
                           ext3_get_blocks_handle
                           ext3_get_block
                           __block_write_begin
                           ext3_write_begin
                           generic_perform_write
                           generic_file_buffered_write
                           __generic_file_aio_write
                           generic_file_aio_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7f2abdcdb630
                           __GI___libc_write

     0.00%          1        addr2line  [kernel.kallsyms]     [k] find_attach
                       |
                       --- find_attach
                           apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  bash                  [.] hash_insert
                       |
                       --- hash_insert
                           0x3e00000040
                           0x69dfc0
                           0x69db80

     0.00%          1             perf  [kernel.kallsyms]     [k] select_task_rq_fair
                       |
                       --- select_task_rq_fair
                           wake_up_new_task
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1           expand  [kernel.kallsyms]     [k] path_get
                     |
                     --- path_get
                         nameidata_to_filp
                         do_last
                         path_openat
                         do_filp_open
                         do_sys_open
                         system_call_fastpath
                         0x7ff85f6dc1e0
                         __GI___open64

     0.00%          6          swapper  [kernel.kallsyms]     [k] clear_buddies
                    |
                    --- clear_buddies
                       |          
                       |--94.39%-- pick_next_task_fair
                       |          __schedule
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --5.61%-- __schedule
                                  cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] reusable_anon_vma
                         |
                         --- reusable_anon_vma
                             find_mergeable_anon_vma
                             anon_vma_prepare
                             do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7f71decf7158
                             _dl_start
                             _dl_start_user

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_malloc2
                         |
                         --- bfd_malloc2
                             (nil)

     0.00%          1               sh  [kernel.kallsyms]     [k] ____pagevec_lru_add_fn
                         |
                         --- ____pagevec_lru_add_fn
                             pagevec_lru_move_fn
                             lru_add_drain
                            |          
                            |--87.64%-- exit_mmap
                            |          mmput
                            |          exec_mmap
                            |          flush_old_exec
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          __execve
                            |          
                             --12.36%-- unmap_region
                                       do_munmap
                                       mmap_region
                                       sys_mmap_pgoff
                                       system_call_fastpath
                                       0x7f221a4291da
                                       mmap
                                       0x39000

     0.00%          1             grep  libc-2.11.3.so        [.] calc_first
                       |
                       --- calc_first
                           0x54
                           0x1

     0.00%          3             perf  perf                  [.] symbol__annotate
                       |
                       --- symbol__annotate
                          |          
                          |--48.50%-- 0x7f2abff4600c
                          |          
                          |--35.17%-- 0x7f2abff46e55
                          |          
                           --16.32%-- 0x7f2abff46c08

     0.00%          3          swapper  [kernel.kallsyms]     [k] raise_softirq
                    |
                    --- raise_softirq
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] __srcu_notifier_call_chain
                |
                --- __srcu_notifier_call_chain
                    cpufreq_notify_transition
                    acpi_cpufreq_target
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] rcu_exit_nohz
                      |
                      --- rcu_exit_nohz
                          irq_enter
                          do_IRQ
                          ret_from_intr
                          0x920b4b
                          0x920b4b
                          0x7ffb701f7f28
                          (nil)

     0.00%          2          swapper  [kernel.kallsyms]     [k] task_tick_idle
                    |
                    --- task_tick_idle
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2      kworker/7:1  [kernel.kallsyms]     [k] thread_return
                |
                --- thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] path_init
                       |
                       --- path_init
                           path_lookupat
                           do_path_lookup
                           user_path_at_empty
                           sys_readlinkat
                           system_call_fastpath
                           0x7f2abdcdcf67
                           __GI___readlink
                           0x6f6974617475706d

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_mmap_pgoff
                  |
                  --- sys_mmap_pgoff
                      system_call_fastpath
                     |          
                     |--50.50%-- 0x7f6e5b225c5a
                     |          __GI_mmap64
                     |          (nil)
                     |          
                      --49.50%-- 0x7ff2e8e101da
                                mmap
                                0x2000

     0.00%          1          objdump  libc-2.11.3.so        [.] __strcmp_sse2
                    |
                    --- __strcmp_sse2
                        __GI_setlocale
                        0x409023

     0.00%          1        addr2line  libc-2.11.3.so        [.] phys_pages_info
                         |
                         --- phys_pages_info
                             0x4174ee

     0.00%          1        addr2line  [kernel.kallsyms]     [k] perf_event_mmap
                         |
                         --- perf_event_mmap
                            |          
                            |--84.47%-- mmap_region
                            |          sys_mmap_pgoff
                            |          system_call_fastpath
                            |          |          
                            |          |--83.10%-- 0x7f2bfd9b9c5a
                            |          |          __GI_mmap64
                            |          |          ptmalloc_init
                            |          |          (nil)
                            |          |          0x20da1
                            |          |          (nil)
                            |          |          
                            |           --16.90%-- 0x7fcca6dc01da
                            |                     mmap
                            |                     0x17da9158d48d189
                            |          
                             --15.53%-- expand_downwards
                                       do_anonymous_page
                                       __get_user_pages
                                       get_arg_page
                                       copy_strings
                                       copy_strings_kernel
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       __execve

     0.00%          1             perf  [kernel.kallsyms]     [k] alloc_pidmap
                       |
                       --- alloc_pidmap
                           alloc_pid
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1             grep  [kernel.kallsyms]     [k] commit_creds
                         |
                         --- commit_creds
                             install_exec_creds
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fd1cfae6a57
                             0x7fd1cfae6a57

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] system_call_fastpath
                      |
                      --- system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1             perf  [kernel.kallsyms]     [k] idle_balance
                       |
                       --- idle_balance
                           thread_return
                           pipe_wait
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1               sh  [kernel.kallsyms]     [k] sha_transform
                       |
                       --- sha_transform
                           extract_buf
                           extract_entropy
                           create_elf_tables
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           0x7f2abdcb6a57

     0.00%          2          swapper  [kernel.kallsyms]     [k] tcp_rcv_established
                    |
                    --- tcp_rcv_established
                        tcp_v4_do_rcv
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] clear_page_c
                         |
                         --- clear_page_c
                             prep_new_page
                             get_page_from_freelist
                             __alloc_pages_nodemask
                             alloc_pages_vma
                             do_anonymous_page
                             do_page_fault
                             page_fault
                             0x7ff3d5e6ca1d
                             _dl_sysdep_start
                             _dl_start_user

     0.00%          5          haveged  [kernel.kallsyms]     [k] __schedule
                    |
                    --- __schedule
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1        addr2line  [kernel.kallsyms]     [k] _raw_read_lock
                       |
                       --- _raw_read_lock
                           get_vmalloc_info
                           meminfo_proc_show
                           seq_read
                           proc_reg_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f9a10cea5d0
                           __GI___read
                           (nil)

     0.00%          1        addr2line  bash                  [.] getpid@plt
                       |
                       --- getpid@plt
                           0x6f6974617475706d

     0.00%          1             perf  [kernel.kallsyms]     [k] __put_user_4
                       |
                       --- __put_user_4
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] drain_array
                |
                --- drain_array
                    cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] mem_cgroup_get_reclaim_stat_from_page
                       |
                       --- mem_cgroup_get_reclaim_stat_from_page
                           update_page_reclaim_stat
                           ____pagevec_lru_add_fn
                           pagevec_lru_move_fn
                           lru_add_drain
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          1           expand  [kernel.kallsyms]     [k] wake_up_process
                         |
                         --- wake_up_process
                             cpu_stop_queue_work
                             stop_one_cpu
                             sched_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fa3ab341a57
                             __execve
                             0x6a4a10

     0.00%          1             grep  [kernel.kallsyms]     [k] groups_search
                         |
                         --- groups_search
                             acl_permission_check
                             link_path_walk
                             path_openat
                             do_filp_open
                             open_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fbd8556ba57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1        addr2line  [kernel.kallsyms]     [k] call_rcu_sched
                         |
                         --- call_rcu_sched
                             sys_faccessat
                             system_call_fastpath
                             0x7fad8b582687
                             access

     0.00%          2          swapper  [kernel.kallsyms]     [k] nohz_idle_balance
                    |
                    --- nohz_idle_balance
                       |          
                        --100.00%-- __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] tty_kref_put
                       |
                       --- tty_kref_put
                           __exit_signal
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1             grep  [kernel.kallsyms]     [k] _raw_spin_lock
                       |
                       --- _raw_spin_lock
                           do_anonymous_page
                           do_page_fault
                           page_fault
                           0x7f698772de75
                           _IO_default_xsputn_internal
                           0x6974617475706d6f

     0.00%          1         postgres  [kernel.kallsyms]     [k] fix_small_imbalance
                   |
                   --- fix_small_imbalance
                       find_busiest_group
                       load_balance
                       idle_balance
                       thread_return
                       schedule_hrtimeout_range_clock
                       poll_schedule_timeout
                       do_poll
                       do_sys_poll
                       sys_poll
                       system_call_fastpath
                       0x7fb873db9b8f
                       __libc_poll

     0.00%          1           expand  [kernel.kallsyms]     [k] down_read_trylock
                         |
                         --- down_read_trylock
                             do_page_fault
                             page_fault
                            |          
                            |--92.37%-- 0x42c940
                            |          put_command_name_into_env
                            |          0x6a4a10
                            |          
                             --7.63%-- 0x429bf9
                                       0x429bf9
                                       0x6a6c60

     0.00%          4          swapper  [kernel.kallsyms]     [k] tick_nohz_restart
                    |
                    --- tick_nohz_restart
                       |          
                       |--94.91%-- tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                        --5.09%-- 0xffffffff81bd3c40

     0.00%          1           expand  [kernel.kallsyms]     [k] kmem_cache_alloc_trace
                         |
                         --- kmem_cache_alloc_trace
                             apparmor_cred_prepare
                             prepare_creds
                             sys_faccessat
                             system_call_fastpath
                             0x7ffd9770c687
                             access

     0.00%          1             grep  [kernel.kallsyms]     [k] __mem_cgroup_try_charge
                         |
                         --- __mem_cgroup_try_charge
                             mem_cgroup_charge_common
                             do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7f9ab9c91938
                             _dl_map_object_from_fd
                             _dl_map_object
                             0x706c617773690036

     0.00%          1               sh  [kernel.kallsyms]     [k] vma_merge
                       |
                       --- vma_merge
                           mmap_region
                           elf_map
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           0x7f2abdcb6a57

     0.00%          1               sh  [kernel.kallsyms]     [k] follow_page
                       |
                       --- follow_page
                           __get_user_pages
                           get_arg_page
                           copy_strings
                           copy_strings_kernel
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1               sh  libc-2.11.3.so        [.] find_module_idx
                       |
                       --- find_module_idx
                           0x7fcd15e71a2b

     0.00%          1               sh  [kernel.kallsyms]     [k] __tlb_remove_page
                       |
                       --- __tlb_remove_page
                           zap_pte_range
                           unmap_page_range
                           unmap_vmas
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1           expand  [kernel.kallsyms]     [k] strcmp
                         |
                         --- strcmp
                             find_attach
                             apparmor_bprm_set_creds
                             prepare_binprm
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2052470a57
                             __execve
                             0x6a4a10

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vfsmount_lock_local_unlock
                       |
                       --- vfsmount_lock_local_unlock
                           prepend_path
                           d_path
                           perf_event_mmap_event
                           perf_event_mmap
                           mprotect_fixup
                           sys_mprotect
                           system_call_fastpath
                           0x7fa568eac237
                           __mprotect
                           0x298000

     0.00%          1      ksoftirqd/0  [kernel.kallsyms]     [k] exit_creds
                |
                --- exit_creds
                    __put_task_struct
                    rcu_do_batch
                    rcu_process_callbacks
                    __do_softirq
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] do_wp_page
                         |
                         --- do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x4447b7
                             hash_search

     0.00%          1        addr2line  [kernel.kallsyms]     [k] d_absolute_path
                       |
                       --- d_absolute_path
                           d_namespace_path
                           aa_get_name
                           apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1             perf  [kernel.kallsyms]     [k] get_seccomp_filter
                       |
                       --- get_seccomp_filter
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1           expand  [kernel.kallsyms]     [k] fget_raw
                     |
                     --- fget_raw
                         vfs_fstat
                         sys_newfstat
                         system_call_fastpath
                         0x7f8fe2cea7d4
                         __GI___fxstat
                         _nl_find_locale
                         __GI_setlocale
                         0x402094
                         0x4047d5
                         0x1eb50

     0.00%          1        addr2line  [kernel.kallsyms]     [k] down_write
                  |
                  --- down_write
                     |          
                     |--70.12%-- sys_brk
                     |          system_call_fastpath
                     |          0x7fac4511d41a
                     |          __brk
                     |          0x401f0f0021e574
                     |          
                     |--24.41%-- setup_arg_pages
                     |          load_elf_binary
                     |          search_binary_handler
                     |          do_execve_common
                     |          sys_execve
                     |          stub_execve
                     |          0x7f2abdcb6a57
                     |          0x7f2abdcb6a57
                     |          
                      --5.47%-- sys_mmap_pgoff
                                system_call_fastpath
                                0x7f800875a1da
                                mmap
                                0x298000

     0.00%          1         postgres  [kernel.kallsyms]     [k] zone_statistics
                   |
                   --- zone_statistics
                       get_page_from_freelist
                       __alloc_pages_nodemask
                       alloc_pages_vma
                       shmem_getpage_gfp
                       shmem_fault
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       copy_user_generic_string
                       0xffffffffa04bfedc
                       0xffffffffa04c021c
                       0xffffffffa0554e96
                       0xffffffffa056facb
                       0xffffffffa04c61ab
                       vfs_read
                       sys_read
                       system_call_fastpath
                       0x7fb873db55d0
                       __GI___read

     0.00%          1        addr2line  [kernel.kallsyms]     [k] fsnotify_access
                         |
                         --- fsnotify_access
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f8bc2e935d0
                             __GI___read

     0.00%          1               sh  [kernel.kallsyms]     [k] apparmor_dentry_open
                       |
                       --- apparmor_dentry_open
                           security_dentry_open
                           __dentry_open
                           do_last
                           path_openat
                           do_filp_open
                           do_sys_open
                           system_call_fastpath
                           0x7f3c2f51f1e0
                           __GI___open64

     0.00%          1           expand  [kernel.kallsyms]     [k] clear_page_c
                         |
                         --- clear_page_c
                             prep_new_page
                             get_page_from_freelist
                             __alloc_pages_nodemask
                            |          
                            |--92.30%-- alloc_pages_vma
                            |          do_anonymous_page
                            |          do_page_fault
                            |          page_fault
                            |          0x7f881e7bca1d
                            |          _dl_sysdep_start
                            |          _dl_start_user
                            |          
                             --7.70%-- alloc_pages_current
                                       pte_alloc_one
                                       __pte_alloc
                                       move_page_tables
                                       shift_arg_pages
                                       setup_arg_pages
                                       load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7fcdb3c33a57
                                       0x7fcdb3c33a57

     0.00%          1         postgres  [kernel.kallsyms]     [k] __wake_up_common
                   |
                   --- __wake_up_common
                       __wake_up_sync_key
                       sock_def_write_space
                       sock_wfree
                       loopback_xmit
                       dev_hard_start_xmit
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1     kworker/11:1  [kernel.kallsyms]     [k] cache_reap
               |
               --- cache_reap
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          4          swapper  [kernel.kallsyms]     [k] update_process_times
                    |
                    --- update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1             perf  [kernel.kallsyms]     [k] cap_task_wait
                       |
                       --- cap_task_wait
                           wait_consider_task
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1             grep  libc-2.11.3.so        [.] __GI_bsearch
                         |
                         --- __GI_bsearch

     0.00%          1             grep  libc-2.11.3.so        [.] __gconv_transform_utf8_internal
                         |
                         --- __gconv_transform_utf8_internal
                             (nil)

     0.00%          1             perf  [kernel.kallsyms]     [k] __lru_cache_add
                       |
                       --- __lru_cache_add
                           do_anonymous_page
                           do_page_fault
                           page_fault
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_seekoff_unlocked
                         |
                         --- _IO_seekoff_unlocked

     0.00%          1        addr2line  [kernel.kallsyms]     [k] perf_output_copy
                         |
                         --- perf_output_copy
                             perf_event_mmap_output
                             perf_event_mmap_ctx
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             elf_map
                            |          
                            |--55.12%-- load_elf_interp
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f3dc6fa3a57
                            |          0x7f3dc6fa3a57
                            |          
                             --44.88%-- load_elf_binary
                                       search_binary_handler
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       0x7f2abdcb6a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] arch_vma_name
                       |
                       --- arch_vma_name
                           perf_event_mmap_event
                           perf_event_mmap
                           expand_downwards
                           do_anonymous_page
                           __get_user_pages
                           get_arg_page
                           copy_strings
                           copy_strings_kernel
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f3860eb8a57
                           __execve
                           0x6a6a60
                           0x6a6ac0
                           0x6a6b20
                           0x6a6ba0

     0.00%          1               sh  [kernel.kallsyms]     [k] _raw_read_lock
                       |
                       --- _raw_read_lock
                           find_attach
                           apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1             grep  [kernel.kallsyms]     [k] pipe_read
                         |
                         --- pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7ff4b027c5d0
                             __GI___read

     0.00%          1             perf  [kernel.kallsyms]     [k] schedule
                       |
                       --- schedule
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1           expand  [kernel.kallsyms]     [k] extract_entropy
                         |
                         --- extract_entropy
                             xfer_secondary_pool
                             extract_entropy
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f08893a6a57
                             0x7f08893a6a57

     0.00%          1     migration/13  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] cap_file_mmap
                         |
                         --- cap_file_mmap
                             apparmor_file_mmap
                             do_mmap_pgoff
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f697ca1cc5a
                             __GI_mmap64

     0.00%          1             perf  libc-2.11.3.so        [.] __libc_fork
                       |
                       --- __libc_fork
                           _IO_new_proc_open

     0.00%          1          haveged  [kernel.kallsyms]     [k] __switch_to
                    |
                    --- __switch_to
                        thread_return
                        0xffff881fc2f14000
                        0x7fbf388b4373

     0.00%          1           expand  [kernel.kallsyms]     [k] mem_cgroup_uncharge_start
                         |
                         --- mem_cgroup_uncharge_start
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2fd32f3a57
                             __execve

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] thread_return
                |
                --- thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          swapper  [xt_state]            [k] state_mt_exit
                    |
                    --- state_mt_exit
                        ipt_do_table
                        nf_iterate
                        nf_hook_slow
                        ip_local_deliver
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] schedule
                      |
                      --- schedule
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x15aa1c0

     0.00%          1          haveged  [kernel.kallsyms]     [k] load_balance
                    |
                    --- load_balance
                        idle_balance
                        thread_return
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1           expand  [kernel.kallsyms]     [k] mntget
                         |
                         --- mntget
                             complete_walk
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7ff82103cf57
                             __open
                             0x6070

     0.00%          1             grep  [kernel.kallsyms]     [k] __cache_free
                         |
                         --- __cache_free
                             kfree
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f08893a6a57
                             0x7f08893a6a57

     0.00%          1            mmfsd  [ixgbe]               [k] ixgbe_msix_clean_rings
                      |
                      --- ixgbe_msix_clean_rings
                          handle_irq_event_percpu
                          handle_irq_event
                          handle_edge_irq
                          handle_irq
                          do_IRQ
                          ret_from_intr
                          0xffffffffa0605a00
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x7ffb6c018380

     0.00%          1             grep  bash                  [.] xmalloc
                         |
                         --- xmalloc
                             0x667265702f3436

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI___read
                         |
                         --- __GI___read

     0.00%          3          swapper  [kernel.kallsyms]     [k] sched_clock_cpu
                    |
                    --- sched_clock_cpu
                       |          
                       |--94.22%-- tick_nohz_stop_sched_tick
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --5.78%-- update_rq_clock
                                  scheduler_tick
                                  update_process_times
                                  tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vfsmount_lock_local_lock
                       |
                       --- vfsmount_lock_local_lock
                           prepend_path
                           d_path
                           perf_event_mmap_event
                           perf_event_mmap
                           mmap_region
                          |          
                          |--82.19%-- sys_mmap_pgoff
                          |          system_call_fastpath
                          |          0x7f6f0ff9cc5a
                          |          __GI_mmap64
                          |          
                           --17.81%-- elf_map
                                     load_elf_interp
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     0x7f2abdcb6a57

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] dbs_check_cpu
                |
                --- dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  libc-2.11.3.so        [.] _init
                         |
                         --- _init
                            |          
                            |--75.91%-- 0x7fffbafb137a
                            |          0x73656c2f6374652f
                            |          
                             --24.09%-- 0x7fff9533037a
                                       0x73656c2f6374652f

     0.00%          5          swapper  [kernel.kallsyms]     [k] ret_from_intr
                    |
                    --- ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1         postgres  [kernel.kallsyms]     [k] dst_release
                   |
                   --- dst_release
                       ip_cork_release
                       __ip_make_skb
                       ip_make_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1           expand  [kernel.kallsyms]     [k] handle_mm_fault
                         |
                         --- handle_mm_fault
                             do_page_fault
                             page_fault
                            |          
                            |--54.11%-- 0x7fdb2e686a10
                            |          __fpending
                            |          
                             --45.89%-- 0x454500
                                       search_for_command
                                       0x6a4a10

     0.00%          1        addr2line  [kernel.kallsyms]     [k] cache_alloc_refill
                         |
                         --- cache_alloc_refill
                             kmem_cache_alloc
                             get_empty_filp
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f16bac8c1e0
                             __GI___open64

     0.00%          1             grep  [kernel.kallsyms]     [k] mnt_want_write
                         |
                         --- mnt_want_write
                             touch_atime
                             pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f159ae335d0
                             __GI___read

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_fgets_unlocked
                         |
                         --- __GI_fgets_unlocked
                             0x6c6120656d616e20

     0.00%          1        addr2line  ld-2.11.3.so          [.] __GI__dl_allocate_tls_init
                       |
                       --- __GI__dl_allocate_tls_init
                           _dl_sysdep_start
                           0x40

     0.00%          1             grep  [kernel.kallsyms]     [k] __rmqueue
                         |
                         --- __rmqueue
                             get_page_from_freelist
                             __alloc_pages_nodemask
                             alloc_pages_current
                             __get_free_pages
                             __pud_alloc
                             handle_mm_fault
                             do_page_fault
                             page_fault
                             0x7f1eab363b00
                             _start

     0.00%          1             perf  [kernel.kallsyms]     [k] do_page_fault
                       |
                       --- do_page_fault
                           page_fault
                           0x441432
                           symbol__tty_annotate
                           0xd21

     0.00%          2          swapper  [kernel.kallsyms]     [k] perf_adjust_freq_unthr_context
                    |
                    --- perf_adjust_freq_unthr_context
                        perf_event_task_tick
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          3          swapper  [kernel.kallsyms]     [k] delayed_work_timer_fn
                    |
                    --- delayed_work_timer_fn
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] __rmqueue
                       |
                       --- __rmqueue
                           get_page_from_freelist
                           __alloc_pages_nodemask
                           alloc_pages_current
                           __get_free_pages
                           __pud_alloc
                           copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1             perf  libc-2.11.3.so        [.] __memchr
                       |
                       --- __memchr
                           (nil)

     0.00%          1         postgres  [kernel.kallsyms]     [k] dev_queue_xmit
                   |
                   --- dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1          objdump  [kernel.kallsyms]     [k] unlink_anon_vmas
                         |
                         --- unlink_anon_vmas
                             free_pgtables
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f16f7133a57
                             __execve

     0.00%          1          swapper  [kernel.kallsyms]     [k] handle_irq_event_percpu
                    |
                    --- handle_irq_event_percpu
                        handle_irq_event
                        handle_edge_irq
                        handle_irq
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] mod_timer
                      |
                      --- mod_timer
                          sk_reset_timer
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          4            mmfsd  [kernel.kallsyms]     [k] do_vfs_ioctl
                      |
                      --- do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                         |          
                         |--48.94%-- 0x1bfffffffff
                         |          
                         |--26.88%-- 0x1a000000
                         |          
                          --24.18%-- 0xffffc900341c3998

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_start
                       |
                       --- _dl_start
                          |          
                           --100.00%-- _dl_start_user

     0.00%          1        addr2line  libc-2.11.3.so        [.] textdomain
                         |
                         --- textdomain
                             0x656c61636f6c2f00

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] worker_enter_idle
               |
               --- worker_enter_idle
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] __call_rcu
                       |
                       --- __call_rcu
                           __fput
                           filp_close
                           sys_close
                           system_call_fastpath
                           0x7f2abdcdb570
                           __GI___libc_close

     0.00%          7          swapper  [kernel.kallsyms]     [k] save_args
                    |
                    --- save_args
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2          swapper  [nf_conntrack]        [k] __nf_ct_refresh_acct
                    |
                    --- __nf_ct_refresh_acct
                        tcp_packet
                        nf_conntrack_in
                        nf_iterate
                        nf_hook_slow
                        ip_rcv
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2         postgres  postgres              [.] PgstatCollectorMain
                   |
                   --- PgstatCollectorMain
                       pgstat_start
                       reaper
                       __restore_rt
                       PostmasterMain
                       main
                       __libc_start_main

     0.00%          1           expand  [kernel.kallsyms]     [k] zone_watermark_ok
                         |
                         --- zone_watermark_ok
                             get_page_from_freelist
                             __alloc_pages_nodemask
                             alloc_pages_current
                             __get_free_pages
                             pgd_alloc
                             mm_init
                             bprm_mm_init
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f17217f1a57
                             __execve
                             0x6a4a10

     0.00%          1        addr2line  [kernel.kallsyms]     [k] restore_args
                         |
                         --- restore_args
                            |          
                            |--76.58%-- 0x7fac6d74c3ad
                            |          _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                             --23.42%-- 0x7fd903ac1e50
                                       _IO_new_fopen
                                       _nl_expand_alias
                                       __GI_setlocale
                                       set_default_locale

     0.00%          1           expand  [kernel.kallsyms]     [k] find_vma
                         |
                         --- find_vma
                             do_page_fault
                             page_fault
                            |          
                            |--48.12%-- 0x7fe4d56b4c90
                            |          _dl_runtime_resolve
                            |          
                            |--46.45%-- 0x7f1d1504d2cb
                            |          _int_malloc
                            |          (nil)
                            |          
                             --5.43%-- 0x7f1dd1c547fa
                                       __libc_fork
                                       make_child
                                       0x6a6c60

     0.00%          1        kjournald  [jbd]                 [k] journal_commit_transaction
                  |
                  --- journal_commit_transaction
                      kjournald
                      kthread
                      kernel_thread_helper

     0.00%          1      ksoftirqd/0  [kernel.kallsyms]     [k] file_free_rcu
                |
                --- file_free_rcu
                    rcu_do_batch
                    rcu_process_callbacks
                    __do_softirq
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] link_path_walk
                         |
                         --- link_path_walk
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7fd7531bf765
                             _xstat
                             0x2f667265702f3436

     0.00%          1             grep  libc-2.11.3.so        [.] __GI_mbrtowc
                         |
                         --- __GI_mbrtowc
                             0x92aef80000000000

     0.00%          1        addr2line  bash                  [.] notify_and_cleanup
                         |
                         --- notify_and_cleanup

     0.00%          1               sh  [kernel.kallsyms]     [k] getname_flags
                         |
                         --- getname_flags
                             user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7f0193273765
                             _xstat

     0.00%          1        addr2line  [kernel.kallsyms]     [k] ksize
                         |
                         --- ksize
                             kzfree
                             put_filp
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f5aff4731e0
                             __GI___open64

     0.00%          1             perf  [kernel.kallsyms]     [k] __do_softirq
                       |
                       --- __do_softirq
                           call_softirq
                           do_softirq
                           irq_exit
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1             perf  [kernel.kallsyms]     [k] __generic_file_aio_write
                       |
                       --- __generic_file_aio_write
                           generic_file_aio_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7fc73c5b4730
                           __write_nocancel

     0.00%          1        addr2line  libc-2.11.3.so        [.] internal_fnwmatch
                       |
                       --- internal_fnwmatch
                           __GI_fnmatch
                           0x7f6565a2afa7
                           0x7f6565e16140
                           0x736f6369642d2a2d

     0.00%          1           expand  [kernel.kallsyms]     [k] mmap_region
                         |
                         --- mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f31fd33d1da
                             mmap

     0.00%          1     migration/15  [kernel.kallsyms]     [k] update_shares
               |
               --- update_shares
                   idle_balance
                   thread_return
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  bash                  [.] hash_search
                         |
                         --- hash_search
                             0x6a4960
                             0x6a49c0

     0.00%          1             perf  [kernel.kallsyms]     [k] get_vma_policy
                       |
                       --- get_vma_policy
                           alloc_pages_vma
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f2abdcb68dd
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1        addr2line  [kernel.kallsyms]     [k] put_dec_full
                         |
                         --- put_dec_full
                             put_dec
                             number
                             vsnprintf
                             seq_printf
                             meminfo_proc_show
                             seq_read
                             proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                            |          
                            |--50.68%-- 0x7f9e493c65d0
                            |          __GI___read
                            |          (nil)
                            |          
                             --49.32%-- 0x7f7b93f4f5d0
                                       __GI___read
                                       (nil)

     0.00%          1               sh  [kernel.kallsyms]     [k] unlink_anon_vmas
                       |
                       --- unlink_anon_vmas
                           free_pgtables
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          2          swapper  [kernel.kallsyms]     [k] exit_idle
                    |
                    --- exit_idle
                       |          
                       |--94.07%-- do_IRQ
                       |          ret_from_intr
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --5.93%-- smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1           expand  libc-2.11.3.so        [.] __malloc
                         |
                         --- __malloc
                             0x6e69622f6c00

     0.00%          1             perf  [kernel.kallsyms]     [k] add_wait_queue
                       |
                       --- add_wait_queue
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          3          swapper  [kernel.kallsyms]     [k] task_waking_fair
                    |
                    --- task_waking_fair
                        try_to_wake_up
                       |          
                       |--64.34%-- __queue_work
                       |          call_timer_fn
                       |          run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --35.66%-- __wake_up_common
                                  ep_poll_callback
                                  __wake_up_common
                                  __wake_up_sync_key
                                  sock_def_readable
                                  tcp_rcv_established
                                  tcp_v4_do_rcv
                                  tcp_v4_rcv
                                  ip_local_deliver_finish
                                  __netif_receive_skb
                                  netif_receive_skb
                                  napi_skb_finish
                                  ixgbe_clean_rx_irq
                                  ixgbe_poll
                                  net_rx_action
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  do_IRQ
                                  ret_from_intr
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] filp_close
                       |
                       --- filp_close
                           sys_close
                           system_call_fastpath
                           0x7f2abdcdb570
                           __GI___libc_close

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __put_anon_vma
                       |
                       --- __put_anon_vma
                           unlink_anon_vmas
                           free_pgtables
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] __x2apic_send_IPI_mask
                      |
                      --- __x2apic_send_IPI_mask
                          try_to_wake_up
                         |          
                         |--92.96%-- __wake_up_common
                         |          __wake_up
                         |          0xffffffffa04a7ff0
                         |          |          
                         |          |--90.47%-- 0xffffffffa05c05fb
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |           --9.53%-- 0xffffffffa05c042a
                         |                     0xffffffffa0605afe
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0xffffc900341c3998
                         |          
                          --7.04%-- up
                                    0xffffffffa05bf4b1
                                    0xffffffffa0605aa3
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x1ce00000

     0.00%          1         postgres  postgres              [.] BgBufferSync
                   |
                   --- BgBufferSync
                       BackgroundWriterMain
                       AuxiliaryProcessMain
                       StartChildProcess
                       reaper
                       __restore_rt
                       PostmasterMain
                       main
                       __libc_start_main

     0.00%          4          swapper  [kernel.kallsyms]     [k] printk_tick
                    |
                    --- printk_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1        addr2line  libc-2.11.3.so        [.] _nl_postload_ctype
                         |
                         --- _nl_postload_ctype
                             set_default_locale

     0.00%          1             grep  [kernel.kallsyms]     [k] ____pagevec_lru_add_fn
                         |
                         --- ____pagevec_lru_add_fn
                             pagevec_lru_move_fn
                             lru_add_drain
                             unmap_region
                             do_munmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7fe22e9581da
                             mmap
                             0x16f000

     0.00%          1         postgres  [kernel.kallsyms]     [k] nf_iterate
                   |
                   --- nf_iterate
                       nf_hook_slow
                       ip_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_rt_sigaction
                       |
                       --- sys_rt_sigaction
                           system_call_fastpath
                           0x7f59ccbc0cf4
                           __GI___libc_sigaction

     0.00%          1          objdump  [kernel.kallsyms]     [k] zone_statistics
                    |
                    --- zone_statistics
                        get_page_from_freelist
                        __alloc_pages_nodemask
                        alloc_pages_vma
                        __do_fault
                        handle_pte_fault
                        do_page_fault
                        page_fault
                        0x7f7ef0d6b3b8
                        _dl_relocate_object
                        dl_main
                        _dl_sysdep_start
                        0x40

     0.00%          1        addr2line  libc-2.11.3.so        [.] _xstat
                         |
                         --- _xstat

     0.00%          1           expand  ld-2.11.3.so          [.] _start
                         |
                         --- _start

     0.00%          1        addr2line  [kernel.kallsyms]     [k] file_ra_state_init
                       |
                       --- file_ra_state_init
                           __dentry_open
                           do_last
                           path_openat
                           do_filp_open
                          |          
                          |--90.66%-- do_sys_open
                          |          system_call_fastpath
                          |          0x7fb4cf29e1e0
                          |          __GI___open64
                          |          
                           --9.34%-- open_exec
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.00%          1             perf  [kernel.kallsyms]     [k] next_zones_zonelist
                       |
                       --- next_zones_zonelist
                           __alloc_pages_nodemask
                           alloc_pages_vma
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f2abdcb68e6
                           __libc_fork
                           _IO_new_proc_open

     0.00%          7          haveged  [kernel.kallsyms]     [k] do_select
                    |
                    --- do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1        addr2line  [kernel.kallsyms]     [k] lru_add_drain
                       |
                       --- lru_add_drain
                          |          
                          |--62.12%-- free_pages_and_swap_cache
                          |          tlb_flush_mmu
                          |          tlb_finish_mmu
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                          |--27.58%-- unmap_region
                          |          do_munmap
                          |          mmap_region
                          |          sys_mmap_pgoff
                          |          system_call_fastpath
                          |          0x7f3a6e5291da
                          |          mmap
                          |          0x16f000
                          |          
                           --10.30%-- exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.00%          1        addr2line  libc-2.11.3.so        [.] init_cacheinfo
                         |
                         --- init_cacheinfo

     0.00%          1        addr2line  libc-2.11.3.so        [.] __init_misc
                         |
                         --- __init_misc
                            |          
                            |--74.26%-- 0x7fffc14a936a
                            |          0x73656c2f6374652f
                            |          
                             --25.74%-- 0x7fffc6dfb37a
                                       0x73656c2f6374652f

     0.00%          1        addr2line  ld-2.11.3.so          [.] __mprotect
                       |
                       --- __mprotect
                          |          
                          |--66.10%-- dl_main
                          |          _dl_sysdep_start
                          |          0x40
                          |          
                           --33.90%-- _dl_map_object
                                     0x352e6f732e656e69

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2             perf  [kernel.kallsyms]     [k] kmem_cache_free
                       |
                       --- kmem_cache_free
                          |          
                          |--50.40%-- __exit_signal
                          |          release_task
                          |          wait_task_zombie
                          |          do_wait
                          |          sys_wait4
                          |          system_call_fastpath
                          |          0x7f2abdc76535
                          |          _IO_new_proc_close
                          |          
                           --49.60%-- finish_task_switch
                                     thread_return
                                     pipe_wait
                                     pipe_read
                                     do_sync_read
                                     vfs_read
                                     sys_read
                                     system_call_fastpath
                                     0x7f2abdcdb5d0
                                     __GI___read
                                     0x7f2abff46000

     0.00%          1           expand  [kernel.kallsyms]     [k] groups_search
                     |
                     --- groups_search
                         acl_permission_check
                         link_path_walk
                         path_openat
                         do_filp_open
                         do_sys_open
                         system_call_fastpath
                        |          
                        |--88.11%-- 0x7fdc046a11e0
                        |          __GI___open64
                        |          
                         --11.89%-- 0x7fb48cbb2f57
                                   __open
                                   0x6070

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] cpufreq_cpu_get
                |
                --- cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          5          swapper  [kernel.kallsyms]     [k] perf_event_task_tick
                    |
                    --- perf_event_task_tick
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          2          haveged  [unknown]             [.] 0x402e6a        
                    |
                    --- 0x401247
                        0x401542
                        0x401e64
                        0x7fbf387fec36

                    |
                    --- 0x402e6a
                        0x401542
                        0x401e64
                        0x7fbf387fec36

     0.00%          3          swapper  [kernel.kallsyms]     [k] check_preempt_curr
                    |
                    --- check_preempt_curr
                        ttwu_do_wakeup
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] free_block
                |
                --- free_block
                    drain_array
                    cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          3          swapper  [kernel.kallsyms]     [k] ktime_add_safe
                    |
                    --- ktime_add_safe
                        hrtimer_forward
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] number
                       |
                       --- number
                           vsnprintf
                           snprintf
                           proc_flush_task_mnt
                           proc_flush_task
                           release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __bprm_mm_init
                       |
                       --- __bprm_mm_init
                           bprm_mm_init
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          9          swapper  [kernel.kallsyms]     [k] rcu_check_callbacks
                    |
                    --- rcu_check_callbacks
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] task_waking_fair
                      |
                      --- task_waking_fair
                          try_to_wake_up
                         |          
                         |--60.22%-- __wake_up_common
                         |          __wake_up
                         |          |          
                         |          |--87.28%-- 0xffffffffa04a7ff0
                         |          |          0xffffffffa05c05fb
                         |          |          0xffffffffa0605a42
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          0x1bfffffffff
                         |          |          
                         |           --12.72%-- 0xffffffffa04be300
                         |                     0xffffffffa05c064a
                         |                     0xffffffffa0605a42
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0x1bfffffffff
                         |          
                          --39.78%-- up
                                    0xffffffffa04a8b20
                                    0xffffffffa05c07e5
                                    0xffffffffa05c0bbf
                                    0xffffffffa0605bc1
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7

     0.00%          1           expand  [kernel.kallsyms]     [k] error_exit
                         |
                         --- error_exit
                             0x7f6983553040
                             _dl_setup_hash
                             _dl_start_user

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] native_write_msr_safe
                |
                --- native_write_msr_safe
                    __switch_to
                    thread_return
                    0xffff8804705aa000

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] dequeue_entity
                |
                --- dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          objdump  libc-2.11.3.so        [.] __free
                         |
                         --- __free

     0.00%          2     migration/12  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          3     kworker/14:1  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_un_link_internal
                         |
                         --- _IO_un_link_internal

     0.00%          1        addr2line  bash                  [.] do_redirections
                         |
                         --- do_redirections

     0.00%          1        addr2line  libc-2.11.3.so        [.] __gconv_load_cache
                         |
                         --- __gconv_load_cache
                             __gconv_compare_alias
                             _nl_find_locale

     0.00%          1        addr2line  libc-2.11.3.so        [.] __fopen_internal
                         |
                         --- __fopen_internal
                             _nl_expand_alias
                             __GI_setlocale
                             set_default_locale

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] pick_next_task_rt
                      |
                      --- pick_next_task_rt
                          thread_return
                         |          
                         |--51.18%-- 0xffffffffa04a8b7d
                         |          0xffffffffa05bf0f1
                         |          0xffffffffa05c0478
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                         |          
                          --48.82%-- schedule_hrtimeout_range_clock
                                    ep_poll
                                    sys_epoll_wait
                                    system_call_fastpath
                                    0x7ffb7c127723
                                    0x7ffb7c127723
                                    0x800000000

     0.00%          3          swapper  [kernel.kallsyms]     [k] __rb_erase_color
                    |
                    --- __rb_erase_color
                        set_next_entity
                        pick_next_task_fair
                        __schedule
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] anon_vma_clone
                         |
                         --- anon_vma_clone
                            |          
                            |--52.13%-- __split_vma
                            |          do_munmap
                            |          elf_map
                            |          load_elf_interp
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f6420b64a57
                            |          0x7f6420b64a57
                            |          
                             --47.87%-- 0x7f2abdcb6a57

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] add_timer_on
                |
                --- add_timer_on
                    queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] fread@plt
                         |
                         --- fread@plt
                             0x7fd49e2ec000

     0.00%          1             perf  [kernel.kallsyms]     [k] find_next_bit
                       |
                       --- find_next_bit
                           cpumask_any_but
                           flush_tlb_page
                           ptep_set_access_flags
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f2abdc86f50
                           _int_malloc

     0.00%          1        addr2line  [kernel.kallsyms]     [k] intel_pmu_disable_all
                         |
                         --- intel_pmu_disable_all
                             perf_adjust_freq_unthr_context
                             perf_event_task_tick
                             scheduler_tick
                             update_process_times
                             tick_sched_timer
                             __run_hrtimer
                             hrtimer_interrupt
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             0x7f02b9d052a5
                             bfd_elf_string_from_elf_section
                             (nil)

     0.00%          4            mmfsd  [kernel.kallsyms]     [k] resched_task
                      |
                      --- resched_task
                          check_preempt_curr
                          ttwu_do_wakeup
                          try_to_wake_up
                         |          
                         |--57.23%-- up
                         |          0xffffffffa05c0613
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                          --42.77%-- __wake_up_common
                                    __wake_up
                                    0xffffffffa04a7ff0
                                    |          
                                    |--55.95%-- 0xffffffffa05c042a
                                    |          0xffffffffa0605afe
                                    |          0xffffffffa04c3c65
                                    |          do_vfs_ioctl
                                    |          sys_ioctl
                                    |          system_call_fastpath
                                    |          0x7ffb7c11f3d7
                                    |          0x7ffb7c11f3d7
                                    |          0xffffc900341c3998
                                    |          
                                     --44.05%-- 0xffffffffa05c05fb
                                               0xffffffffa0605a42
                                               0xffffffffa04c3c65
                                               do_vfs_ioctl
                                               sys_ioctl
                                               system_call_fastpath
                                               0x7ffb7c11f3d7
                                               0x7ffb7c11f3d7
                                               0x1bfffffffff

     0.00%          9          swapper  [kernel.kallsyms]     [k] ktime_get
                    |
                    --- ktime_get
                       |          
                       |--53.74%-- tick_check_idle
                       |          irq_enter
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--32.16%-- tick_nohz_stop_sched_tick
                       |          |          
                       |          |--61.07%-- irq_exit
                       |          |          smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --38.93%-- cpu_idle
                       |          
                       |--8.10%-- call_softirq
                       |          
                        --6.00%-- tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] find_vma
                       |
                       --- find_vma
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          5          swapper  [kernel.kallsyms]     [k] hrtimer_run_queues
                    |
                    --- hrtimer_run_queues
                        run_local_timers
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  ld-2.11.3.so          [.] strcmp
                         |
                         --- strcmp

     0.00%          1               sh  ld-2.11.3.so          [.] _dl_map_object
                       |
                       --- _dl_map_object
                           0x6469757465730036

     0.00%          1               sh  [kernel.kallsyms]     [k] kmem_cache_alloc
                         |
                         --- kmem_cache_alloc
                            |          
                            |--52.75%-- copy_fs_struct
                            |          copy_process
                            |          do_fork
                            |          stub_clone
                            |          0x7f3e68b6275f
                            |          __libc_fork
                            |          make_child
                            |          0x6a4da0
                            |          0x6a4910
                            |          0x6a68e0
                            |          0x6a6950
                            |          0x6a69b0
                            |          0x6a6a10
                            |          
                            |--36.65%-- anon_vma_prepare
                            |          expand_downwards
                            |          do_anonymous_page
                            |          __get_user_pages
                            |          get_arg_page
                            |          copy_strings
                            |          copy_strings_kernel
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          0x7f2abdcb6a57
                            |          __execve
                            |          
                             --10.60%-- getname_flags
                                       sys_execve
                                       stub_execve
                                       0x7f2abdcb6a57
                                       __execve

     0.00%          6          swapper  [kernel.kallsyms]     [k] smp_apic_timer_interrupt
                    |
                    --- smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] cpufreq_cpu_get
                |
                --- cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_allocate_tls_storage
                       |
                       --- _dl_allocate_tls_storage
                           (nil)

     0.00%          4          swapper  [kernel.kallsyms]     [k] enqueue_sleeper
                    |
                    --- enqueue_sleeper
                       |          
                       |--92.48%-- enqueue_entity
                       |          enqueue_task_fair
                       |          ttwu_activate
                       |          ttwu_do_activate
                       |          |          
                       |          |--80.98%-- sched_ttwu_do_pending
                       |          |          scheduler_ipi
                       |          |          reschedule_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --19.02%-- try_to_wake_up
                       |                     __queue_work
                       |                     call_timer_fn
                       |                     run_timer_softirq
                       |                     __do_softirq
                       |                     call_softirq
                       |                     do_softirq
                       |                     irq_exit
                       |                     smp_apic_timer_interrupt
                       |                     apic_timer_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --7.52%-- enqueue_task_fair
                                  ttwu_activate
                                  ttwu_do_activate
                                  try_to_wake_up
                                  __queue_work
                                  call_timer_fn
                                  run_timer_softirq
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] put_page
                       |
                       --- put_page
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f2abdcb68dd
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_check_format_matches
                         |
                         --- bfd_check_format_matches
                             0x7fff71dae313

     0.00%          1          swapper  [kernel.kallsyms]     [k] net_rx_action
                    |
                    --- net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        finish_task_switch
                        thread_return
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] sock_recvmsg
                      |
                      --- sock_recvmsg
                          sys_recvfrom
                          system_call_fastpath
                          0x7ffb7cb55bb1
                          0x7ffb7cb55bb1
                          0x548c3cf8

     0.00%          1           expand  ld-2.11.3.so          [.] _dl_relocate_object
                         |
                         --- _dl_relocate_object
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.00%          5          swapper  [kernel.kallsyms]     [k] update_cpu_load
                    |
                    --- update_cpu_load
                       |          
                       |--74.54%-- nohz_idle_balance
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --25.46%-- scheduler_tick
                                  update_process_times
                                  tick_sched_timer
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1      kworker/8:1  [kernel.kallsyms]     [k] internal_add_timer
                |
                --- internal_add_timer
                    add_timer_on
                    queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          4      kworker/1:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  ld-2.11.3.so          [.] _start
                       |
                       --- _start

     0.00%          1      migration/1  [kernel.kallsyms]     [k] check_preempt_curr
                |
                --- check_preempt_curr
                    ttwu_do_wakeup
                    try_to_wake_up
                    __wake_up_common
                    complete
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] getnstimeofday
                      |
                      --- getnstimeofday
                          0xffffffffa04a8d10
                          0xffffffffa05c0368
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] __switch_to
               |
               --- __switch_to
                   thread_return
                   0xffff883fc0bb6000

     0.00%          1        addr2line  bash                  [.] getenv
                         |
                         --- getenv

     0.00%          1             perf  [kernel.kallsyms]     [k] pipe_lock
                       |
                       --- pipe_lock
                           pipe_wait
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __cond_resched
                       |
                       --- __cond_resched
                           _cond_resched
                           unmap_page_range
                           unmap_vmas
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] native_read_msr_safe
                |
                --- native_read_msr_safe
                    read_measured_perf_ctrs
                    smp_call_function_single
                    cpufreq_get_measured_perf
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __do_page_cache_readahead
                       |
                       --- __do_page_cache_readahead
                           force_page_cache_readahead
                           sys_fadvise64_64
                           system_call_fastpath
                          |          
                          |--79.30%-- 0x7f48136b71bd
                          |          posix_fadvise64
                          |          
                           --20.70%-- 0x7f98945781bd
                                     posix_fadvise64

     0.00%          1        addr2line  libz.so.1.2.7         [.] 0xed41          
                       |
                       --- 0x7f158233ad41

     0.00%          1        addr2line  bash                  [.] copy_word_list
                         |
                         --- copy_word_list
                             0x6a5100
                             0x6a5140
                             0x6a6610
                             0x6a6650

     0.00%          1     migration/11  [kernel.kallsyms]     [k] __schedule
               |
               --- __schedule
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] __alloc_pages_nodemask
                       |
                       --- __alloc_pages_nodemask
                           alloc_pages_vma
                           do_anonymous_page
                           do_page_fault
                           page_fault
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_hash_insert
                  |
                  --- bfd_hash_insert
                      bfd_section_hash_newfunc
                      (nil)

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_mmap64
                         |
                         --- __GI_mmap64
                             (nil)

     0.00%          1               sh  [kernel.kallsyms]     [k] __call_rcu
                         |
                         --- __call_rcu
                             __fput
                             remove_vma
                             exit_mmap
                             mmput
                             exit_mm
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f16f7133a38

     0.00%          1             grep  [kernel.kallsyms]     [k] clear_page_c
                         |
                         --- clear_page_c
                             prep_new_page
                             get_page_from_freelist
                             __alloc_pages_nodemask
                            |          
                            |--57.02%-- alloc_pages_vma
                            |          do_anonymous_page
                            |          |          
                            |          |--76.39%-- do_page_fault
                            |          |          page_fault
                            |          |          |          
                            |          |          |--81.45%-- 0x7f66cdcbd22d
                            |          |          |          init_tls
                            |          |          |          _dl_sysdep_start
                            |          |          |          0x40
                            |          |          |          
                            |          |           --18.55%-- 0x7fb45bff5894
                            |          |                     __libc_fork
                            |          |                     make_child
                            |          |                     0x6a6ab0
                            |          |                     0x6a6af0
                            |          |                     0x6a6bc0
                            |          |          
                            |           --23.61%-- __get_user_pages
                            |                     get_arg_page
                            |                     copy_strings
                            |                     copy_strings_kernel
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7f3cc7c0aa57
                            |                     __execve
                            |                     0x6a4ab0
                            |                     0x6a4b10
                            |                     0x6a4b70
                            |          
                             --42.98%-- alloc_pages_current
                                       |          
                                       |--79.93%-- pte_alloc_one
                                       |          __pte_alloc
                                       |          handle_mm_fault
                                       |          do_page_fault
                                       |          page_fault
                                       |          |          
                                       |          |--56.48%-- 0x7f40f109175f
                                       |          |          __libc_fork
                                       |          |          make_child
                                       |          |          0x6a6ab0
                                       |          |          0x6a6af0
                                       |          |          0x6a6bc0
                                       |          |          
                                       |           --43.52%-- 0x7fb4cb551147
                                       |                     _dl_start
                                       |                     _dl_start_user
                                       |          
                                        --20.07%-- __get_free_pages
                                                  pgd_alloc
                                                  mm_init
                                                  bprm_mm_init
                                                  do_execve_common
                                                  sys_execve
                                                  stub_execve
                                                  0x7f58ff318a57
                                                  __execve
                                                  0x6a4ab0
                                                  0x6a4b10
                                                  0x6a4b70

     0.00%          1        addr2line  ld-2.11.3.so          [.] mempcpy
                       |
                       --- mempcpy
                           0x7f3e4e797640

     0.00%          1        addr2line  bash                  [.] setifs
                         |
                         --- setifs
                             0x6f6974617475706d

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] __alloc_skb
                      |
                      --- __alloc_skb
                          sk_stream_alloc_skb
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1             grep  libc-2.11.3.so        [.] __GI__dl_addr
                         |
                         --- __GI__dl_addr
                             0x4ce02464894cd824

     0.00%          1             perf  [kernel.kallsyms]     [k] find_vpid
                       |
                       --- find_vpid
                           find_get_pid
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1        addr2line  [kernel.kallsyms]     [k] fsnotify_find_inode_mark_locked
                         |
                         --- fsnotify_find_inode_mark_locked
                             fsnotify_find_inode_mark
                             dnotify_flush
                             filp_close
                             sys_close
                             system_call_fastpath
                             0x7fd8ce3024fd
                             _nl_load_locale

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] __switch_to
                      |
                      --- __switch_to
                          thread_return
                          0xffff881fc2836000
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1        addr2line  libc-2.11.3.so        [.] __libc_global_ctors
                         |
                         --- __libc_global_ctors
                             0x7fff0de9437a
                             0x73656c2f6374652f

     0.00%          1           expand  ld-2.11.3.so          [.] _dl_lookup_symbol_x
                         |
                         --- _dl_lookup_symbol_x
                            |          
                            |--85.23%-- _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                             --14.77%-- _dl_fixup

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                |
                --- _raw_spin_lock_irqsave
                    0x202

     0.00%          1          swapper  [kernel.kallsyms]     [k] dma_issue_pending_all
                    |
                    --- dma_issue_pending_all
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  bash                  [.] initialize_shell_builtins
                         |
                         --- initialize_shell_builtins

     0.00%          1        addr2line  [kernel.kallsyms]     [k] init_fpu
                       |
                       --- init_fpu
                           math_state_restore
                           device_not_available
                           0x7fee8f2ae5e0
                           index
                           dl_main
                           _dl_sysdep_start
                           0x40

     0.00%          1             perf  [kernel.kallsyms]     [k] do_fork
                       |
                       --- do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1      ksoftirqd/0  [kernel.kallsyms]     [k] kmem_cache_free
                |
                --- kmem_cache_free
                    rcu_do_batch
                    rcu_process_callbacks
                    __do_softirq
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] dbs_check_cpu
                |
                --- dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  bash                  [.] add_or_supercede_exported_var
                       |
                       --- add_or_supercede_exported_var

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_getgid
                         |
                         --- sys_getgid
                             system_call_fastpath
                             0x7f60c4d1e617
                             __GI___getgid

     0.00%          1             perf  [kernel.kallsyms]     [k] unlink_anon_vmas
                       |
                       --- unlink_anon_vmas
                           free_pgtables
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          1        addr2line  ld-2.11.3.so          [.] local_strdup
                         |
                         --- local_strdup
                             0x6f732e312e33322e

     0.00%          1          objdump  ld-2.11.3.so          [.] dl_main
                    |
                    --- dl_main
                        _dl_sysdep_start
                        0x40

     0.00%          4          swapper  [kernel.kallsyms]     [k] __atomic_notifier_call_chain
                    |
                    --- __atomic_notifier_call_chain
                       |          
                       |--77.80%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          |          
                       |           --100.00%-- start_kernel
                       |                     x86_64_start_kernel
                       |          
                        --22.20%-- cpu_idle

     0.00%          1           expand  [kernel.kallsyms]     [k] __split_vma
                     |
                     --- __split_vma
                         mprotect_fixup
                         sys_mprotect
                         system_call_fastpath
                         0x7f9069ee2237
                         __mprotect
                         0x7f906a0e9640
                         (nil)

     0.00%          5          swapper  [kernel.kallsyms]     [k] ktime_get_real
                    |
                    --- ktime_get_real
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] sys_ioctl
                      |
                      --- sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          5          swapper  [kernel.kallsyms]     [k] __cache_free
                    |
                    --- __cache_free
                        kfree
                        rcu_do_batch
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] link_path_walk
                         |
                         --- link_path_walk
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7ff3269851e0
                             __GI___open64

     0.00%          1        addr2line  [kernel.kallsyms]     [k] prepend
                         |
                         --- prepend
                             prepend_path
                             d_path
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7fbb7c680c5a
                             __GI_mmap64

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] drain_array
               |
               --- drain_array
                   cache_reap
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] zap_pte_range
                         |
                         --- zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--46.23%-- 0x7ff3d5742a57
                            |          __execve
                            |          
                            |--36.43%-- 0x7f0e9b051a57
                            |          __execve
                            |          
                            |--9.70%-- 0x7f58ff318a57
                            |          __execve
                            |          
                             --7.65%-- 0x7f4b7dd9ea57
                                       __execve

     0.00%          1               sh  [kernel.kallsyms]     [k] unmap_vmas
                       |
                       --- unmap_vmas
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] pick_next_task_idle
                      |
                      --- pick_next_task_idle
                          thread_return
                          0xffffffffa04a8b7d
                         |          
                         |--88.68%-- 0xffffffffa05bf0f1
                         |          0xffffffffa05c0478
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                         |          
                          --11.32%-- 0xffffffffa05c07e5
                                    0xffffffffa05c0bbf
                                    0xffffffffa0605bc1
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7

     0.00%          1        addr2line  [kernel.kallsyms]     [k] create_elf_tables
                       |
                       --- create_elf_tables
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--55.26%-- 0x7f2abdcb6a57
                          |          0x7f2abdcb6a57
                          |          
                          |--25.39%-- 0x7f779f2d9a57
                          |          0x7f779f2d9a57
                          |          
                           --19.34%-- 0x7f97f5a73a57
                                     0x7f97f5a73a57

     0.00%          1          swapper  [nf_conntrack]        [k] tcp_pkt_to_tuple
                    |
                    --- tcp_pkt_to_tuple
                        nf_conntrack_in
                        nf_iterate
                        nf_hook_slow
                        ip_rcv
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] __run_hrtimer
                       |
                       --- __run_hrtimer
                           hrtimer_interrupt
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           copy_pte_range
                           copy_page_range
                           dup_mmap
                           dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1           expand  [kernel.kallsyms]     [k] do_page_fault
                         |
                         --- do_page_fault
                             page_fault
                            |          
                            |--60.23%-- 0x7f46e00ec964
                            |          _dl_cache_libcmp
                            |          
                             --39.77%-- 0x7ff2bde2b9b7
                                       _init
                                       0x7fff61c9a370
                                       0x73656c2f6374652f

     0.00%          1         postgres  [kernel.kallsyms]     [k] skb_release_head_state
                   |
                   --- skb_release_head_state
                       skb_release_all
                       __kfree_skb
                       udp_recvmsg
                       inet_recvmsg
                       sock_recvmsg
                       sys_recvfrom
                       system_call_fastpath
                       0x7fb873dc3eb5
                       __libc_recv

     0.00%          1        addr2line  [kernel.kallsyms]     [k] update_cfs_shares
                         |
                         --- update_cfs_shares
                             enqueue_entity
                             enqueue_task_fair
                             ttwu_activate
                             ttwu_do_activate
                             try_to_wake_up
                             pollwake
                             __wake_up_common
                             __wake_up
                             account
                             extract_entropy
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2abdcb6a57
                             0x7f2abdcb6a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] fput
                       |
                       --- fput
                           remove_vma
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--86.26%-- 0x7f2abdcb6a57
                          |          __execve
                          |          
                           --13.74%-- 0x7f776661da57
                                     __execve

     0.00%          2             grep  ld-2.11.3.so          [.] _dl_lookup_symbol_x
                         |
                         --- _dl_lookup_symbol_x
                            |          
                            |--88.96%-- _dl_relocate_object
                            |          dl_main
                            |          _dl_sysdep_start
                            |          0x40
                            |          
                             --11.04%-- _dl_fixup

     0.00%          1             grep  libc-2.11.3.so        [.] __GI_strnlen
                         |
                         --- __GI_strnlen
                             0x656c61636f6c2f

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_new_file_close_it
                       |
                       --- _IO_new_file_close_it

     0.00%          1        addr2line  [kernel.kallsyms]     [k] our_mnt
                         |
                         --- our_mnt
                             d_namespace_path
                             aa_get_name
                             apparmor_bprm_set_creds
                             prepare_binprm
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--91.70%-- 0x7f6f45f52a57
                            |          __execve
                            |          0x6a6a60
                            |          0x6a6ac0
                            |          0x6a6b20
                            |          0x6a6ba0
                            |          
                             --8.30%-- 0x7fb2430d4a57
                                       __execve
                                       0x6a6970
                                       0x6a69d0
                                       0x6a6a30
                                       0x6a6a90

     0.00%          1        addr2line  bash                  [.] phash_search
                         |
                         --- phash_search
                             0x6a6a60
                             0x6a6ac0
                             0x6a6b20
                             0x6a6ba0

     0.00%          1          swapper  [kernel.kallsyms]     [k] scheduler_ipi
                    |
                    --- scheduler_ipi
                        reschedule_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] update_ts_time_stats
                |
                --- update_ts_time_stats
                    get_cpu_iowait_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          4            mmfsd  [kernel.kallsyms]     [k] tcp_recvmsg
                      |
                      --- tcp_recvmsg
                          inet_recvmsg
                          sock_recvmsg
                          sys_recvfrom
                          system_call_fastpath
                          0x7ffb7cb55bb1
                          0x7ffb7cb55bb1
                         |          
                         |--50.87%-- 0x552eee78
                         |          
                         |--25.87%-- 0x552a5c58
                         |          
                         |--13.00%-- 0x54dfe9e8
                         |          
                          --10.26%-- 0x55020c38

     0.00%          1             perf  [kernel.kallsyms]     [k] mem_cgroup_del_lru_list
                       |
                       --- mem_cgroup_del_lru_list
                           release_pages
                           pagevec_lru_move_fn
                           lru_add_drain
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          1             grep  [kernel.kallsyms]     [k] fput
                         |
                         --- fput
                             remove_vma
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--66.79%-- 0x7f26916f6a57
                            |          __execve
                            |          
                             --33.21%-- 0x7f3c2f4faa57
                                       __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] read_tsc
                       |
                       --- read_tsc
                           ktime_get_update_offsets
                           hrtimer_interrupt
                           smp_apic_timer_interrupt
                           apic_timer_interrupt
                           release_pages
                           free_pages_and_swap_cache
                           tlb_flush_mmu
                           tlb_finish_mmu
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1               sh  [kernel.kallsyms]     [k] do_wp_page
                         |
                         --- do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7fd1d0207866
                             _dl_relocate_object
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.00%          1           expand  [kernel.kallsyms]     [k] mem_cgroup_update_page_stat
                     |
                     --- mem_cgroup_update_page_stat
                         __do_fault
                         handle_pte_fault
                         do_page_fault
                         page_fault
                         0x7f8e58d8f256
                         _dl_relocate_object
                         dl_main
                         _dl_sysdep_start
                         0x40

     0.00%          1               sh  [kernel.kallsyms]     [k] copy_process
                         |
                         --- copy_process
                             do_fork
                             stub_clone
                             0x7fd26e9ca75f
                             __libc_fork
                             make_child
                             0x6a6c60

     0.00%          4            mmfsd  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                      |
                      --- _raw_spin_unlock_irqrestore
                         |          
                         |--65.69%-- force_qs_rnp
                         |          force_quiescent_state
                         |          __rcu_process_callbacks
                         |          rcu_process_callbacks
                         |          __do_softirq
                         |          call_softirq
                         |          do_softirq
                         |          irq_exit
                         |          smp_apic_timer_interrupt
                         |          apic_timer_interrupt
                         |          0x5e2148
                         |          0x5e2148
                         |          0x3600000000
                         |          0x1
                         |          (nil)
                         |          
                         |--25.27%-- 0xffffffffa04a89cf
                         |          |          
                         |          |--59.07%-- 0xffffffffa05c06e1
                         |          |          0xffffffffa05c0bbf
                         |          |          0xffffffffa0605bc1
                         |          |          0xffffffffa04c3c65
                         |          |          do_vfs_ioctl
                         |          |          sys_ioctl
                         |          |          system_call_fastpath
                         |          |          0x7ffb7c11f3d7
                         |          |          0x7ffb7c11f3d7
                         |          |          
                         |           --40.93%-- 0xffffffffa04a8ba5
                         |                     0xffffffffa05bf0f1
                         |                     0xffffffffa05c0478
                         |                     0xffffffffa0605afe
                         |                     0xffffffffa04c3c65
                         |                     do_vfs_ioctl
                         |                     sys_ioctl
                         |                     system_call_fastpath
                         |                     0x7ffb7c11f3d7
                         |                     0x7ffb7c11f3d7
                         |                     0xffffc900341c3998
                         |          
                          --9.04%-- 0xffffffffa04a6561
                                    0xffffffffa05bf220
                                    0xffffffffa05c0478
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x7ffb74168820

     0.00%          1               sh  [kernel.kallsyms]     [k] copy_pte_range
                         |
                         --- copy_pte_range
                             copy_page_range
                             dup_mmap
                             dup_mm
                             copy_process
                             do_fork
                             stub_clone
                             0x7fc3647e575f
                             __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1        addr2line  libc-2.11.3.so        [.] __strchr_sse42
                         |
                         --- __strchr_sse42

     0.00%          1        addr2line  [kernel.kallsyms]     [k] user_path_at
                       |
                       --- user_path_at
                           sys_faccessat
                           system_call_fastpath
                           0x7f75e53f2017
                           access

     0.00%          1             perf  [kernel.kallsyms]     [k] apparmor_file_alloc_security
                       |
                       --- apparmor_file_alloc_security
                           get_empty_filp
                           alloc_file
                           create_write_pipe
                           do_pipe_flags
                           sys_pipe2
                           system_call_fastpath
                           0x7f2abdcdbf37
                           __GI_pipe2

     0.00%          8          swapper  [kernel.kallsyms]     [k] clockevents_program_event
                    |
                    --- clockevents_program_event
                       |          
                       |--90.17%-- tick_dev_program_event
                       |          |          
                       |          |--48.83%-- hrtimer_interrupt
                       |          |          smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |          |--25.79%-- __remove_hrtimer
                       |          |          |          
                       |          |          |--52.50%-- hrtimer_try_to_cancel
                       |          |          |          hrtimer_cancel
                       |          |          |          tick_nohz_restart
                       |          |          |          tick_nohz_restart_sched_tick
                       |          |          |          cpu_idle
                       |          |          |          
                       |          |           --47.50%-- __hrtimer_start_range_ns
                       |          |                     tick_nohz_stop_sched_tick
                       |          |                     cpu_idle
                       |          |          
                       |           --25.38%-- __hrtimer_start_range_ns
                       |                     tick_nohz_restart
                       |                     tick_nohz_restart_sched_tick
                       |                     cpu_idle
                       |          
                        --9.83%-- 0x19df8c80629677

     0.00%          2      kworker/5:1  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] _raw_spin_lock_irq
               |
               --- _raw_spin_lock_irq
                   __schedule
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1               sh  [kernel.kallsyms]     [k] update_cfs_shares
                         |
                         --- update_cfs_shares
                             entity_tick
                             task_tick_fair
                             scheduler_tick
                             update_process_times
                             tick_sched_timer
                             __run_hrtimer
                             hrtimer_interrupt
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             copy_page_c
                             __do_fault
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7f45a5dd23b8
                             _dl_relocate_object
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] __GI___mempcpy
                         |
                         --- __GI___mempcpy
                            |          
                            |--53.40%-- 0x206438203234093a
                            |          
                             --46.60%-- 0x206533203437093a

     0.00%          1               sh  libc-2.11.3.so        [.] __malloc
                         |
                         --- __malloc
                             (nil)
                             0x7f13f21fbef8

     0.00%          1               sh  ld-2.11.3.so          [.] _dl_cache_libcmp
                       |
                       --- _dl_cache_libcmp

     0.00%          1             grep  [kernel.kallsyms]     [k] mutex_unlock
                       |
                       --- mutex_unlock
                           pipe_write
                           do_sync_write
                           vfs_write
                           sys_write
                           system_call_fastpath
                           0x7f1e815fe630
                           __GI___libc_write

     0.00%          1        addr2line  addr2line             [.] _init
                         |
                         --- _init

     0.00%          1         postgres  [kernel.kallsyms]     [k] process_backlog
                   |
                   --- process_backlog
                       net_rx_action
                       __do_softirq
                       call_softirq
                       do_softirq
                       local_bh_enable
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_is_section_compressed
                       |
                       --- bfd_is_section_compressed
                           0x7fffc2dfa313

     0.00%          1             perf  [kernel.kallsyms]     [k] dup_mm
                       |
                       --- dup_mm
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          2          swapper  [kernel.kallsyms]     [k] sched_needs_cpu
                    |
                    --- sched_needs_cpu
                        tick_nohz_stop_sched_tick
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] __percpu_counter_add
                         |
                         --- __percpu_counter_add
                             get_empty_filp
                             alloc_file
                             create_read_pipe
                             do_pipe_flags
                             sys_pipe2
                             system_call_fastpath
                             0x7fa10d3ebf07
                             __GI_pipe
                             (nil)

     0.00%          1             perf  [kernel.kallsyms]     [k] sys_wait4
                       |
                       --- sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1         postgres  [kernel.kallsyms]     [k] resched_task
                   |
                   --- resched_task
                       check_preempt_curr
                       ttwu_do_wakeup
                       try_to_wake_up
                       up
                       0xffffffffa04a8b20
                       0xffffffffa05c07e5
                       0xffffffffa05c0acd
                       0xffffffffa052d81b
                       0xffffffffa059f09d
                       0xffffffffa05a18a9
                       0xffffffffa05a1a2d
                       0xffffffffa04b565a
                       read_pages
                       __do_page_cache_readahead
                       force_page_cache_readahead
                       sys_fadvise64_64
                       system_call_fastpath
                       0x7fb873db9e5d
                       posix_fadvise

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_newfstat
                       |
                       --- sys_newfstat
                           system_call_fastpath
                           0x7f2e3e7447d4
                           __GI___fxstat
                           (nil)

     0.00%          1             grep  libc-2.11.3.so        [.] _nl_intern_locale_data
                         |
                         --- _nl_intern_locale_data

     0.00%          1        addr2line  [kernel.kallsyms]     [k] find_extend_vma
                         |
                         --- find_extend_vma
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f04bf65ba57
                             0x7f04bf65ba57

     0.00%          1             grep  [kernel.kallsyms]     [k] common_file_perm
                       |
                       --- common_file_perm
                           do_mmap_pgoff
                           elf_map
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f190ad01a57
                           0x7f190ad01a57

     0.00%          1             perf  libc-2.11.3.so        [.] ____strtoul_l_internal
                       |
                       --- ____strtoul_l_internal

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] dbs_check_cpu
               |
               --- dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          3          swapper  [kernel.kallsyms]     [k] put_prev_task_idle
                    |
                    --- put_prev_task_idle
                        __schedule
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1        addr2line  [kernel.kallsyms]     [k] mntput
                         |
                         --- mntput
                             d_path
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             elf_map
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f4182a0da57
                             0x7f4182a0da57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] load_elf_interp
                       |
                       --- load_elf_interp
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           0x7f2abdcb6a57

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_catch_error
                       |
                       --- _dl_catch_error
                           dl_main
                           _dl_sysdep_start
                           0x40

     0.00%          1             perf  [kernel.kallsyms]     [k] task_tgid_nr_ns
                       |
                       --- task_tgid_nr_ns
                           __perf_event_header__init_id
                           perf_event_task_output
                           perf_event_task_ctx
                           perf_event_task
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1             perf  [kernel.kallsyms]     [k] native_write_cr0
                       |
                       --- native_write_cr0
                           prepare_to_copy
                           dup_task_struct
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] update_shares
                |
                --- update_shares
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] flush_thread
                       |
                       --- flush_thread
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  bash                  [.] var_lookup
                         |
                         --- var_lookup

     0.00%          1             perf  [kernel.kallsyms]     [k] handle_mm_fault
                       |
                       --- handle_mm_fault
                           do_page_fault
                           page_fault
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7f2abdcdb5d0
                           __GI___read
                           0x7f2abff46000

     0.00%          1             perf  [kernel.kallsyms]     [k] wait_task_continued
                       |
                       --- wait_task_continued
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1        addr2line  [kernel.kallsyms]     [k] security_prepare_creds
                       |
                       --- security_prepare_creds
                           prepare_creds
                           prepare_exec_creds
                           prepare_bprm_creds
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          2          swapper  [kernel.kallsyms]     [k] ip_rcv
                    |
                    --- ip_rcv
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] worker_thread
               |
               --- worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1               sh  [kernel.kallsyms]     [k] find_busiest_group
                         |
                         --- find_busiest_group
                             load_balance
                             idle_balance
                             thread_return
                             do_wait
                             sys_wait4
                             system_call_fastpath
                             0x7fa62ebc1f85
                             __GI___waitpid

     0.00%          1        addr2line  [kernel.kallsyms]     [k] vfs_getattr
                         |
                         --- vfs_getattr
                             vfs_fstat
                             sys_newfstat
                             system_call_fastpath
                             0x7ff5fb7697d4
                             __GI___fxstat
                             (nil)

     0.00%          1        addr2line  addr2line             [.] bfd_scan_vma@plt
                       |
                       --- bfd_scan_vma@plt

     0.00%          1             perf  [kernel.kallsyms]     [k] resched_task
                       |
                       --- resched_task
                           check_preempt_curr
                           wake_up_new_task
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] bfd_set_default_target
                       |
                       --- bfd_set_default_target

     0.00%          1      ksoftirqd/8  [kernel.kallsyms]     [k] check_for_new_grace_period
                |
                --- check_for_new_grace_period
                    __rcu_process_callbacks
                    rcu_process_callbacks
                    __do_softirq
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] module_put
               |
               --- module_put
                   __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1         postgres  postgres              [.] pg_qsort
                   |
                   --- pg_qsort
                       InitCatalogCache
                       InitPostgres
                       AutoVacWorkerMain
                       StartAutoVacWorker
                       sigusr1_handler
                       __restore_rt
                       PostmasterMain
                       main
                       __libc_start_main

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_getline_internal
                         |
                         --- _IO_getline_internal
                             ptmalloc_init
                             (nil)
                             0x20da1
                             (nil)

     0.00%          1     kworker/14:1  [kernel.kallsyms]     [k] queue_delayed_work_on
               |
               --- queue_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      kworker/6:1  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] __GI___getpid
                         |
                         --- __GI___getpid

     0.00%          1  fail2ban-server  [kernel.kallsyms]     [k] getname_flags
            |
            --- getname_flags
                user_path_at_empty
                vfs_fstatat
                sys_newstat
                system_call_fastpath
                0x7f4657157765
                0x7f4657157765
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010

     0.00%          1           expand  [kernel.kallsyms]     [k] find_next_bit
                         |
                         --- find_next_bit
                             cpumask_next_and
                             find_busiest_group
                             load_balance
                             idle_balance
                             thread_return
                             pipe_wait
                             pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f329762c5d0
                             __GI___read
                             (nil)

     0.00%          1           expand  [kernel.kallsyms]     [k] strnlen_user
                         |
                         --- strnlen_user
                            |          
                            |--88.48%-- create_elf_tables
                            |          load_elf_binary
                            |          search_binary_handler
                            |          do_execve_common
                            |          sys_execve
                            |          stub_execve
                            |          |          
                            |          |--68.44%-- 0x7f4b7dd9ea57
                            |          |          0x7f4b7dd9ea57
                            |          |          
                            |           --31.56%-- 0x7f13f1f30a57
                            |                     0x7f13f1f30a57
                            |          
                             --11.52%-- copy_strings
                                       do_execve_common
                                       sys_execve
                                       stub_execve
                                       0x7f1dd1c54a57
                                       __execve
                                       0x6a4a10

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_no_init
                       |
                       --- _IO_no_init
                           (nil)

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      migration/1  [kernel.kallsyms]     [k] find_first_bit
                |
                --- find_first_bit
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  libc-2.11.3.so        [.] __strcpy_ssse3
                       |
                       --- __strcpy_ssse3

     0.00%          1             grep  [kernel.kallsyms]     [k] do_sys_open
                       |
                       --- do_sys_open
                           system_call_fastpath
                           0x7f5ee3dab1e0
                           __GI___open64
                           0x7f5ee3e20890

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] idle_balance
                      |
                      --- idle_balance
                          thread_return
                          0xffffffffa04a8b7d
                          0xffffffffa05c07e5
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

     0.00%          1       irqbalance  [kernel.kallsyms]     [k] __blocking_notifier_call_chain
                 |
                 --- __blocking_notifier_call_chain
                     sys_munmap
                     system_call_fastpath
                     0x7f398a1a0c87
                     0x7f398a1a0c87
                     (nil)

     0.00%          1       irqbalance  [kernel.kallsyms]     [k] kstat_irqs_cpu
                 |
                 --- kstat_irqs_cpu
                     show_interrupts
                     seq_read
                     proc_reg_read
                     vfs_read
                     sys_read
                     system_call_fastpath
                     0x7f398a1965d0
                     0x7f398a1965d0

     0.00%          1             grep  [kernel.kallsyms]     [k] copy_page_c
                         |
                         --- copy_page_c
                            |          
                            |--69.97%-- __do_fault
                            |          handle_pte_fault
                            |          do_page_fault
                            |          page_fault
                            |          0x7fb28ba8cec6
                            |          memset
                            |          _dl_map_object
                            |          0x706c617773690036
                            |          
                             --30.03%-- do_wp_page
                                       handle_pte_fault
                                       do_page_fault
                                       page_fault
                                       0x459d1e
                                       find_special_builtin
                                       0x6a4ab0
                                       0x6a4b10
                                       0x6a4b70

     0.00%          3          swapper  [kernel.kallsyms]     [k] __rb_rotate_right
                    |
                    --- __rb_rotate_right
                        rb_insert_color
                        timerqueue_add
                        enqueue_hrtimer
                        __hrtimer_start_range_ns
                       |          
                       |--77.95%-- tick_nohz_restart
                       |          tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                        --22.05%-- tick_nohz_stop_sched_tick
                                  cpu_idle

     0.00%          1             perf  [kernel.kallsyms]     [k] free_pages_prepare
                       |
                       --- free_pages_prepare
                           free_hot_cold_page
                           __pagevec_free
                           release_pages
                           pagevec_lru_move_fn
                           lru_add_drain
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          1        addr2line  [kernel.kallsyms]     [k] unmap_region
                         |
                         --- unmap_region
                             do_munmap
                             sys_munmap
                             system_call_fastpath
                             0x7f64e291ac87
                             __munmap

     0.00%          1             perf  [kernel.kallsyms]     [k] release_pages
                       |
                       --- release_pages
                           pagevec_lru_move_fn
                           lru_add_drain
                           unmap_region
                           do_munmap
                           sys_munmap
                           system_call_fastpath
                           0x7f2abdce5c87
                           __munmap

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] load_balance
                |
                --- load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] release_task
                       |
                       --- release_task
                           wait_task_zombie
                           do_wait
                           sys_wait4
                           system_call_fastpath
                           0x7f2abdc76535
                           _IO_new_proc_close

     0.00%          1             perf  libc-2.11.3.so        [.] _IO_setb_internal
                       |
                       --- _IO_setb_internal

     0.00%          1        addr2line  [kernel.kallsyms]     [k] xfer_secondary_pool
                       |
                       --- xfer_secondary_pool
                           extract_entropy
                           create_elf_tables
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--74.57%-- 0x7f2abdcb6a57
                          |          0x7f2abdcb6a57
                          |          
                           --25.43%-- 0x7fa471315a57
                                     0x7fa471315a57

     0.00%          1             grep  [kernel.kallsyms]     [k] in_group_p
                         |
                         --- in_group_p
                             acl_permission_check
                             link_path_walk
                             path_openat
                             do_filp_open
                             open_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f8fef7fba57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1             perf  libc-2.11.3.so        [.] _int_free
                       |
                       --- _int_free

     0.00%          4          swapper  [kernel.kallsyms]     [k] __local_bh_enable
                    |
                    --- __local_bh_enable
                       |          
                       |--59.78%-- __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --40.22%-- irq_enter
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle
                                  |          
                                   --100.00%-- start_kernel
                                             x86_64_start_kernel

     0.00%          1               sh  [kernel.kallsyms]     [k] do_page_fault
                       |
                       --- do_page_fault
                           page_fault
                           0x7f3c2fc199c5
                           do_lookup_x

     0.00%          1             grep  libc-2.11.3.so        [.] _nl_make_l10nflist
                       |
                       --- _nl_make_l10nflist
                          |          
                           --100.00%-- (nil)

     0.00%          4          haveged  [kernel.kallsyms]     [k] cpumask_next_and
                    |
                    --- cpumask_next_and
                       |          
                       |--87.01%-- find_busiest_group
                       |          load_balance
                       |          idle_balance
                       |          thread_return
                       |          schedule_hrtimeout_range_clock
                       |          poll_schedule_timeout
                       |          do_select
                       |          core_sys_select
                       |          sys_select
                       |          system_call_fastpath
                       |          0x7fbf388b4373
                       |          0x7fbf388b4373
                       |          
                        --12.99%-- 0xffff883fbf60b678
                                  0x7fbf388b4373

     0.00%          1             perf  libc-2.11.3.so        [.] feof
                       |
                       --- feof
                           0x7f2abff46ea4

     0.00%          1          swapper  [nf_conntrack]        [k] 0x40            
                    |
                    --- 0xffffffffa0453040
                        nf_conntrack_in
                        nf_iterate
                        nf_hook_slow
                        ip_rcv
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1  fail2ban-server  [kernel.kallsyms]     [k] rcu_report_qs_rnp
            |
            --- rcu_report_qs_rnp
                force_qs_rnp
                force_quiescent_state
                __rcu_process_callbacks
                rcu_process_callbacks
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                0x7f4657d6f0b5
                0x7f4657d6f0b5

     0.00%          3          swapper  [kernel.kallsyms]     [k] tick_nohz_restart_sched_tick
                    |
                    --- tick_nohz_restart_sched_tick
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] system_call_after_swapgs
                      |
                      --- system_call_after_swapgs
                          0x7ffb7c11f3d7

     0.00%          1        addr2line  ld-2.11.3.so          [.] _wordcopy_bwd_aligned
                       |
                       --- _wordcopy_bwd_aligned
                           0x7f4a1a5599d0
                           0x7f4a1a5264b8

     0.00%          1               sh  bash                  [.] initialize_shell_builtins
                         |
                         --- initialize_shell_builtins

     0.00%          1             grep  [kernel.kallsyms]     [k] __schedule
                       |
                       --- __schedule
                           pipe_wait
                           pipe_read
                           do_sync_read
                           vfs_read
                           sys_read
                           system_call_fastpath
                           0x7fc9ee6d75d0
                           __GI___read
                           0x206238203434093a

     0.00%          1             perf  [kernel.kallsyms]     [k] set_task_cpu
                       |
                       --- set_task_cpu
                           sched_fork
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1               sh  libc-2.11.3.so        [.] __GI_qsort_r
                         |
                         --- __GI_qsort_r
                             0x4174ee

     0.00%          1      migration/1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1         postgres  [kernel.kallsyms]     [k] do_sys_poll
                   |
                   --- do_sys_poll
                       sys_poll
                       system_call_fastpath
                       0x7fb873db9b8f
                       __libc_poll

     0.00%          1          swapper  [kernel.kallsyms]     [k] kmem_cache_alloc_node
                    |
                    --- kmem_cache_alloc_node
                        __alloc_skb
                        __netdev_alloc_skb
                        ixgbe_fetch_rx_buffer
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] local_bh_enable
                      |
                      --- local_bh_enable
                          tcp_recvmsg
                          inet_recvmsg
                          sock_recvmsg
                          sys_recvfrom
                          system_call_fastpath
                          0x7ffb7cb55bb1
                          0x7ffb7cb55bb1
                          0x553900b8

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __perf_event_header__init_id
                         |
                         --- __perf_event_header__init_id
                             perf_event_mmap_output
                             perf_event_mmap_ctx
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f7594ae71da
                             mmap
                             0x39000

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] pick_next_task_idle
                |
                --- pick_next_task_idle
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] calc_delta_mine
                       |
                       --- calc_delta_mine
                           sched_slice
                           place_entity
                           task_fork_fair
                           sched_fork
                           copy_process
                           do_fork
                           stub_clone
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1         postgres  [ip_tables]           [k] ipt_do_table
                   |
                   --- ipt_do_table
                       nf_iterate
                       nf_hook_slow
                       ip_rcv
                       __netif_receive_skb
                       process_backlog
                       net_rx_action
                       __do_softirq
                       call_softirq
                       do_softirq
                       local_bh_enable
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1           expand  libc-2.11.3.so        [.] __GI_bsearch
                     |
                     --- __GI_bsearch
                         0x400000200408

     0.00%          1           expand  [kernel.kallsyms]     [k] __lru_cache_add
                     |
                     --- __lru_cache_add
                         do_anonymous_page
                         do_page_fault
                         page_fault
                         0x7fdb2e68f9d3
                         _int_malloc
                         (nil)

     0.00%          1             grep  [kernel.kallsyms]     [k] __percpu_counter_add
                         |
                         --- __percpu_counter_add
                             get_empty_filp
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7ff4cd0e61e0
                             __GI___open64

     0.00%          1        addr2line  bash                  [.] strvec_resize
                         |
                         --- strvec_resize

     0.00%          1        addr2line  [kernel.kallsyms]     [k] aa_alloc_task_context
                       |
                       --- aa_alloc_task_context
                           apparmor_cred_prepare
                           prepare_creds
                           prepare_exec_creds
                           prepare_bprm_creds
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1           expand  [kernel.kallsyms]     [k] next_zones_zonelist
                         |
                         --- next_zones_zonelist
                             __alloc_pages_nodemask
                             alloc_pages_current
                            |          
                            |--66.84%-- pte_alloc_one
                            |          __pte_alloc
                            |          handle_mm_fault
                            |          do_page_fault
                            |          page_fault
                            |          0x7f40f109175f
                            |          __libc_fork
                            |          make_child
                            |          0x6a6c60
                            |          
                             --33.16%-- __get_free_pages
                                       __tlb_remove_page
                                       zap_pte_range
                                       unmap_page_range
                                       unmap_vmas
                                       unmap_region
                                       do_munmap
                                       sys_munmap
                                       system_call_fastpath
                                       0x7ff85f99d207
                                       munmap
                                       0x7ff85f9a07dd

     0.00%          1        addr2line  libc-2.11.3.so        [.] handle_intel
                         |
                         --- handle_intel

     0.00%          1        addr2line  bash                  [.] initialize_flags
                         |
                         --- initialize_flags

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] credit_entropy_bits
                      |
                      --- credit_entropy_bits
                          add_interrupt_randomness
                          handle_irq_event_percpu
                          handle_irq_event
                          handle_edge_irq
                          handle_irq
                          do_IRQ
                          ret_from_intr
                          0x916689
                          0x916689
                          (nil)

     0.00%          2          swapper  [kernel.kallsyms]     [k] update_wall_time
                    |
                    --- update_wall_time
                        do_timer
                        tick_do_update_jiffies64
                        tick_check_idle
                        irq_enter
                        scheduler_ipi
                        reschedule_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          3          swapper  [kernel.kallsyms]     [k] native_set_ldt
                    |
                    --- native_set_ldt
                        thread_return
                        cpu_idle

     0.00%          2      kworker/3:1  [kernel.kallsyms]     [k] update_curr
                |
                --- update_curr
                    dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] _raw_spin_lock
                     |
                     --- _raw_spin_lock
                        |          
                        |--42.01%-- zap_pte_range
                        |          unmap_page_range
                        |          unmap_vmas
                        |          exit_mmap
                        |          mmput
                        |          exec_mmap
                        |          flush_old_exec
                        |          load_elf_binary
                        |          search_binary_handler
                        |          do_execve_common
                        |          sys_execve
                        |          stub_execve
                        |          0x7f3e2a12ba57
                        |          __execve
                        |          
                        |--35.20%-- __do_fault
                        |          handle_pte_fault
                        |          do_page_fault
                        |          page_fault
                        |          0x7f9069eccb00
                        |          _start
                        |          
                         --22.79%-- pgd_alloc
                                   mm_init
                                   bprm_mm_init
                                   do_execve_common
                                   sys_execve
                                   stub_execve
                                   0x7fcdb3c33a57
                                   __execve
                                   0x6a4a10

     0.00%          1             grep  [kernel.kallsyms]     [k] page_remove_rmap
                         |
                         --- page_remove_rmap
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2219cfda57
                             __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sys_access
                         |
                         --- sys_access
                             system_call_fastpath
                             0x7f6fae431017
                             access
                             _dl_sysdep_start
                             0x40

     0.00%          2          swapper  [kernel.kallsyms]     [k] tick_program_event
                    |
                    --- tick_program_event
                        __hrtimer_start_range_ns
                        tick_nohz_restart
                        tick_nohz_restart_sched_tick
                        cpu_idle

     0.00%          1             grep  ld-2.11.3.so          [.] _dl_start
                       |
                       --- _dl_start
                           _dl_start_user

     0.00%          1        addr2line  libbfd-2.23.1.so      [.] _bfd_dummy_target
                  |
                  --- _bfd_dummy_target
                      0x7fffc498e313

     0.00%          1        addr2line  [kernel.kallsyms]     [k] follow_managed
                       |
                       --- follow_managed
                           do_lookup
                           do_last
                           path_openat
                           do_filp_open
                           open_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] ktime_get
                |
                --- ktime_get
                    get_cpu_idle_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] tcp_v4_send_check
                      |
                      --- tcp_v4_send_check
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1             grep  libc-2.11.3.so        [.] __strlen_sse42
                         |
                         --- __strlen_sse42
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1           expand  libc-2.11.3.so        [.] __strcasecmp
                         |
                         --- __strcasecmp
                             0x607ae6
                             0x53492e54495f7469

     0.00%          1         postgres  [kernel.kallsyms]     [k] cpumask_next_and
                   |
                   --- cpumask_next_and
                       find_busiest_group
                       load_balance
                       idle_balance
                       thread_return
                       schedule_hrtimeout_range_clock
                       poll_schedule_timeout
                       do_poll
                       do_sys_poll
                       sys_poll
                       system_call_fastpath
                       0x7fb873db9b8f
                       __libc_poll

     0.00%          1        addr2line  [kernel.kallsyms]     [k] d_namespace_path
                       |
                       --- d_namespace_path
                           aa_get_name
                           apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          2          swapper  [kernel.kallsyms]     [k] update_cfs_shares
                    |
                    --- update_cfs_shares
                        enqueue_entity
                        enqueue_task_fair
                        ttwu_activate
                        ttwu_do_activate
                       |          
                       |--69.04%-- try_to_wake_up
                       |          __queue_work
                       |          call_timer_fn
                       |          run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --30.96%-- sched_ttwu_do_pending
                                  scheduler_ipi
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          4          swapper  [kernel.kallsyms]     [k] set_next_entity
                    |
                    --- set_next_entity
                        pick_next_task_fair
                        __schedule
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] install_special_mapping
                       |
                       --- install_special_mapping
                           arch_setup_additional_pages
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           0x7f2abdcb6a57

     0.00%          2          swapper  [kernel.kallsyms]     [k] find_first_bit
                    |
                    --- find_first_bit
                        find_busiest_group
                        load_balance
                        rebalance_domains
                        run_rebalance_domains
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1           expand  [kernel.kallsyms]     [k] expand_files
                     |
                     --- expand_files
                         alloc_fd
                         do_sys_open
                         system_call_fastpath
                         0x7fbca5ce91e0
                         __GI___open64

     0.00%          2          haveged  [kernel.kallsyms]     [k] finish_task_switch
                    |
                    --- finish_task_switch
                        thread_return
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] tcp_sendmsg
                      |
                      --- tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          4          swapper  [kernel.kallsyms]     [k] _raw_spin_trylock
                    |
                    --- _raw_spin_trylock
                       |          
                       |--50.79%-- force_quiescent_state
                       |          __rcu_process_callbacks
                       |          rcu_process_callbacks
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                       |--27.86%-- rcu_process_gp_end
                       |          __rcu_process_callbacks
                       |          rcu_process_callbacks
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --21.36%-- rebalance_domains
                                  run_rebalance_domains
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          2      kworker/2:1  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          4          swapper  [kernel.kallsyms]     [k] menu_reflect
                    |
                    --- menu_reflect
                        cpu_idle

     0.00%          1             grep  ld-2.11.3.so          [.] init_tls
                       |
                       --- init_tls
                           _dl_sysdep_start
                           0x40

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] ktime_get
                |
                --- ktime_get
                    get_cpu_iowait_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_sysdep_start
                  |
                  --- _dl_sysdep_start

     0.00%          1            mmfsd  [iptable_nat]         [k] nf_nat_fn
                      |
                      --- nf_nat_fn
                          nf_nat_local_fn
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          2      kworker/5:1  [mperf]               [k] cpufreq_get_measured_perf
                |
                --- cpufreq_get_measured_perf
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1               sh  [kernel.kallsyms]     [k] free_pages_and_swap_cache
                       |
                       --- free_pages_and_swap_cache
                           tlb_flush_mmu
                           tlb_finish_mmu
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1          swapper  [kernel.kallsyms]     [k] sched_clock
                    |
                    --- sched_clock
                        tick_nohz_stop_sched_tick
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2          haveged  [kernel.kallsyms]     [k] update_cfs_shares
                    |
                    --- update_cfs_shares
                        dequeue_task_fair
                        __schedule
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1             grep  [kernel.kallsyms]     [k] strncpy_from_user
                       |
                       --- strncpy_from_user
                           getname_flags
                           do_sys_open
                           system_call_fastpath
                           0x7f3fff5a01e0
                           __GI___open64

     0.00%          2          swapper  [kernel.kallsyms]     [k] radix_tree_lookup
                    |
                    --- radix_tree_lookup
                        handle_irq
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  ld-2.11.3.so          [.] _dl_check_map_versions
                  |
                  --- _dl_check_map_versions
                      _dl_check_all_versions

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] put_prev_task_fair
                |
                --- put_prev_task_fair

     0.00%          1               sh  [kernel.kallsyms]     [k] down_read_trylock
                       |
                       --- down_read_trylock
                           do_page_fault
                           page_fault
                           0x7f6bf06aab00
                           _start

     0.00%          4          swapper  [kernel.kallsyms]     [k] account_process_tick
                    |
                    --- account_process_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1           expand  libc-2.11.3.so        [.] strip
                     |
                     --- strip
                         __GI_setlocale
                         0x402094
                         0x4047d5
                         0x1eb50

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] wake_up_process
                      |
                      --- wake_up_process
                          up
                          0xffffffffa04a8b20
                          0xffffffffa05c07e5
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

     0.00%          2      kworker/9:2  [kernel.kallsyms]     [k] worker_thread
                |
                --- worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __drain_alien_cache
                       |
                       --- __drain_alien_cache
                           kmem_cache_free
                           unlink_anon_vmas
                           free_pgtables
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          3          swapper  [kernel.kallsyms]     [k] printk_needs_cpu
                    |
                    --- printk_needs_cpu
                        tick_nohz_stop_sched_tick
                       |          
                       |--80.57%-- irq_exit
                       |          |          
                       |          |--77.16%-- reschedule_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --22.84%-- do_IRQ
                       |                     ret_from_intr
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --19.43%-- cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] tty_open
                         |
                         --- tty_open
                             chrdev_open
                             __dentry_open
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f19a3dfb1e0
                             __GI___open64

     0.00%          1        addr2line  ld-2.11.3.so          [.] init_tls
                         |
                         --- init_tls
                             _dl_sysdep_start
                             0x40

     0.00%          1            mmfsd  [nf_defrag_ipv4]      [k] ipv4_conntrack_defrag
                      |
                      --- ipv4_conntrack_defrag
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] dbs_check_cpu
               |
               --- dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] create_elf_tables
                         |
                         --- create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f40f1091a57
                             0x7f40f1091a57

     0.00%          2     migration/10  [kernel.kallsyms]     [k] select_task_rq_fair
               |
               --- select_task_rq_fair
                   try_to_wake_up
                   __wake_up_common
                   complete
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] get_arg_page
                       |
                       --- get_arg_page
                           copy_strings
                           copy_strings_kernel
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f234313ea57
                           __execve
                           0x6a6a60
                           0x6a6ac0
                           0x6a6b20
                           0x6a6ba0

     0.00%          2      kworker/3:1  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2            mmfsd  [ixgbe]               [k] ixgbe_clean_tx_irq
                      |
                      --- ixgbe_clean_tx_irq
                          ixgbe_poll
                          net_rx_action
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          do_IRQ
                          ret_from_intr
                         |          
                         |--70.35%-- do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x15aa1c0
                         |          
                          --29.65%-- 0xffffffffa05c064f
                                    0xffffffffa0605a42
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x1bfffffffff

     0.00%          1             grep  [kernel.kallsyms]     [k] free_pages_and_swap_cache
                         |
                         --- free_pages_and_swap_cache
                             tlb_flush_mmu
                             tlb_finish_mmu
                             exit_mmap
                             mmput
                             exit_mm
                             do_exit
                             do_group_exit
                             sys_exit_group
                             system_call_fastpath
                             0x7f5536f67a38

     0.00%          4          swapper  [kernel.kallsyms]     [k] update_group_power
                    |
                    --- update_group_power
                        find_busiest_group
                        load_balance
                        rebalance_domains
                       |          
                       |--72.55%-- run_rebalance_domains
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          |          
                       |          |--71.72%-- smp_apic_timer_interrupt
                       |          |          apic_timer_interrupt
                       |          |          intel_idle
                       |          |          cpuidle_idle_call
                       |          |          cpu_idle
                       |          |          
                       |           --28.28%-- reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --27.45%-- nohz_idle_balance
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  reschedule_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] flush_signal_handlers
                         |
                         --- flush_signal_handlers
                             setup_new_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f374c462a57
                             0x7f374c462a57

     0.00%          4          swapper  [kernel.kallsyms]     [k] __remove_hrtimer
                    |
                    --- __remove_hrtimer
                       |          
                       |--80.14%-- __hrtimer_start_range_ns
                       |          tick_nohz_stop_sched_tick
                       |          |          
                       |          |--57.17%-- cpu_idle
                       |          |          
                       |           --42.83%-- irq_exit
                       |                     reschedule_interrupt
                       |                     intel_idle
                       |                     cpuidle_idle_call
                       |                     cpu_idle
                       |          
                        --19.86%-- __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1          swapper  [kernel.kallsyms]     [k] ip_local_deliver_finish
                    |
                    --- ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  ld-2.11.3.so          [.] memmove
                         |
                         --- memmove
                             0x7ffcd2ad19d0
                             0x7ffcd2a9e4b8

     0.00%          1           expand  [kernel.kallsyms]     [k] release_pages
                         |
                         --- release_pages
                             pagevec_lru_move_fn
                             lru_add_drain
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fb5b916ca57
                             __execve

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] pick_next_task_fair
                      |
                      --- pick_next_task_fair
                         |          
                         |--43.77%-- schedule_timeout
                         |          __down
                         |          down
                         |          0xffffffffa04a89cf
                         |          0xffffffffa05c06e1
                         |          0xffffffffa05c0bbf
                         |          0xffffffffa0605bc1
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                         |--32.03%-- __schedule
                         |          0xffffffffa04a8b7d
                         |          0xffffffffa05bf0f1
                         |          0xffffffffa05c0478
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                         |          
                          --24.20%-- thread_return
                                    0xffffffffa04a8b7d
                                    0xffffffffa05bf0f1
                                    0xffffffffa05c0478
                                    0xffffffffa0605afe
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0xffffc900341c3998

     0.00%          1        kjournald  [kernel.kallsyms]     [k] blk_rq_map_sg
                  |
                  --- blk_rq_map_sg
                      scsi_init_sgtable
                      scsi_init_io
                      sd_prep_fn
                      blk_peek_request
                      scsi_request_fn
                      __blk_run_queue
                      queue_unplugged
                      blk_flush_plug_list
                      __make_request
                      generic_make_request
                      submit_bio
                      _submit_bh
                      journal_submit_data_buffers
                      journal_commit_transaction
                      kjournald
                      kthread
                      kernel_thread_helper

     0.00%          4          swapper  [kernel.kallsyms]     [k] __memcpy
                    |
                    --- __memcpy
                        load_balance
                        rebalance_domains
                       |          
                       |--77.58%-- nohz_idle_balance
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --22.42%-- run_rebalance_domains
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] set_dumpable
                       |
                       --- set_dumpable
                           setup_new_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--55.53%-- 0x7f24d1b40a57
                          |          __execve
                          |          
                           --44.47%-- 0x7f6b01175a57
                                     __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] apparmor_bprm_set_creds
                       |
                       --- apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] skip_atoi
                         |
                         --- skip_atoi
                             format_decode
                             vsnprintf
                             seq_printf
                             meminfo_proc_show
                             seq_read
                             proc_reg_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7fa6314135d0
                             __GI___read
                             (nil)

     0.00%          1        addr2line  bash                  [.] signal_in_progress
                         |
                         --- signal_in_progress
                             (nil)

     0.00%          1             grep  libc-2.11.3.so        [.] __libc_fork
                         |
                         --- __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] cpumask_next_and
                |
                --- cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] profile_tick
                         |
                         --- profile_tick
                             tick_sched_timer
                             __run_hrtimer
                             hrtimer_interrupt
                             smp_apic_timer_interrupt
                             apic_timer_interrupt
                             strnlen_user
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2abdcb6a57
                             0x7f2abdcb6a57

     0.00%          3          swapper  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                    |
                    --- _raw_spin_unlock_irqrestore
                       |          
                       |--42.53%-- hrtimer_try_to_cancel
                       |          hrtimer_cancel
                       |          tick_nohz_restart
                       |          tick_nohz_restart_sched_tick
                       |          cpu_idle
                       |          
                       |--34.30%-- call_timer_fn
                       |          run_timer_softirq
                       |          __do_softirq
                       |          call_softirq
                       |          do_softirq
                       |          irq_exit
                       |          smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --23.18%-- check_for_new_grace_period
                                  __rcu_process_callbacks
                                  rcu_process_callbacks
                                  __do_softirq
                                  call_softirq
                                  do_softirq
                                  irq_exit
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          2          swapper  [kernel.kallsyms]     [k] call_softirq
                    |
                    --- call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] dbs_check_cpu
                |
                --- dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2      migration/2  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] get_file_caps
                       |
                       --- get_file_caps
                           cap_bprm_set_creds
                           apparmor_bprm_set_creds
                           prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2912bb9a57
                           __execve
                           0x6a6a60
                           0x6a6ac0
                           0x6a6b20
                           0x6a6ba0

     0.00%          1             grep  [kernel.kallsyms]     [k] touch_atime
                         |
                         --- touch_atime
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7fe10a601f57
                             __open
                             0x6460

     0.00%          1          swapper  [kernel.kallsyms]     [k] inet_gro_receive
                    |
                    --- inet_gro_receive
                        dev_gro_receive
                        napi_gro_receive
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] common_mmap
                       |
                       --- common_mmap
                           sys_mprotect
                           system_call_fastpath
                           0x7f19f9b71237
                           __mprotect
                           0x7f19f9d474d0
                           (nil)

     0.00%          1        addr2line  [kernel.kallsyms]     [k] gs_change
                       |
                       --- gs_change
                           start_thread
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7fc53b667a57
                           0x7fc53b667a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] credit_entropy_bits
                       |
                       --- credit_entropy_bits
                           xfer_secondary_pool
                           extract_entropy
                           create_elf_tables
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f7f4ea98a57
                           0x7f7f4ea98a57

     0.00%          1           expand  bash                  [.] strvec_from_word_list
                         |
                         --- strvec_from_word_list
                             0x6a4a10

     0.00%          1      ksoftirqd/1  [kernel.kallsyms]     [k] put_cred_rcu
                |
                --- put_cred_rcu
                    rcu_do_batch
                    rcu_process_callbacks
                    __do_softirq
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] handle_edge_irq
                      |
                      --- handle_edge_irq
                          handle_irq
                          do_IRQ
                          ret_from_intr
                          fget_light
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x15aa1c0

     0.00%          3          swapper  [kernel.kallsyms]     [k] ttwu_do_wakeup
                    |
                    --- ttwu_do_wakeup
                        sched_ttwu_do_pending
                        scheduler_ipi
                        reschedule_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  libc-2.11.3.so        [.] _IO_getline_info
                         |
                         --- _IO_getline_info
                             0x54494c494241544e

     0.00%          1           expand  [kernel.kallsyms]     [k] link_path_walk
                         |
                         --- link_path_walk
                            |          
                            |--72.22%-- path_openat
                            |          do_filp_open
                            |          open_exec
                            |          |          
                            |          |--65.68%-- do_execve_common
                            |          |          sys_execve
                            |          |          stub_execve
                            |          |          0x7fb5b916ca57
                            |          |          __execve
                            |          |          0x6a4a10
                            |          |          
                            |           --34.32%-- load_elf_binary
                            |                     search_binary_handler
                            |                     do_execve_common
                            |                     sys_execve
                            |                     stub_execve
                            |                     0x7fbd8556ba57
                            |                     __execve
                            |                     0x6a4a10
                            |          
                             --27.78%-- path_lookupat
                                       do_path_lookup
                                       user_path_at_empty
                                       vfs_fstatat
                                       sys_newstat
                                       system_call_fastpath
                                       0x7fa0e3c27765
                                       _xstat
                                       0x2f667265702f3436

     0.00%          2     kworker/10:1  [kernel.kallsyms]     [k] ns_to_timespec
               |
               --- ns_to_timespec
                   ns_to_timeval
                  |          
                  |--54.72%-- update_ts_time_stats
                  |          get_cpu_iowait_time_us
                  |          dbs_check_cpu
                  |          do_dbs_timer
                  |          process_one_work
                  |          worker_thread
                  |          kthread
                  |          kernel_thread_helper
                  |          
                   --45.28%-- get_cpu_idle_time_us
                             dbs_check_cpu
                             do_dbs_timer
                             process_one_work
                             worker_thread
                             kthread
                             kernel_thread_helper

     0.00%          2          haveged  [kernel.kallsyms]     [k] poll_schedule_timeout
                    |
                    --- poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] sched_clock_cpu
                      |
                      --- sched_clock_cpu
                          0xffff8801086a0080
                          0x7ffb7c11f3d7

     0.00%          1           expand  ld-2.11.3.so          [.] _dl_load_cache_lookup
                     |
                     --- _dl_load_cache_lookup

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] file_ra_state_init
                         |
                         --- file_ra_state_init
                             __dentry_open
                             do_last
                             path_openat
                             do_filp_open
                             open_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fcdb3c33a57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          2      kworker/9:2  [kernel.kallsyms]     [k] process_one_work
                |
                --- process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] memmove
                       |
                       --- memmove
                           kmem_cache_free
                           unlink_anon_vmas
                           free_pgtables
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] file_sb_list_del
                       |
                       --- file_sb_list_del
                           __fput
                          |          
                          |--60.77%-- removed_exe_file_vma
                          |          remove_vma
                          |          exit_mmap
                          |          mmput
                          |          exec_mmap
                          |          flush_old_exec
                          |          load_elf_binary
                          |          search_binary_handler
                          |          do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f43e451ea57
                          |          __execve
                          |          
                           --39.23%-- remove_vma
                                     exit_mmap
                                     mmput
                                     exec_mmap
                                     flush_old_exec
                                     load_elf_binary
                                     search_binary_handler
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f120d08ea57
                                     __execve

     0.00%          1             grep  [kernel.kallsyms]     [k] strcmp
                         |
                         --- strcmp
                             find_attach
                             apparmor_bprm_set_creds
                             prepare_binprm
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--67.40%-- 0x7ffed0696a57
                            |          __execve
                            |          0x6a4ab0
                            |          0x6a4b10
                            |          0x6a4b70
                            |          
                             --32.60%-- 0x7f6cfcb2ba57
                                       __execve
                                       0x6a4ab0
                                       0x6a4b10
                                       0x6a4b70

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __get_user_pages
                       |
                       --- __get_user_pages
                           get_arg_page
                           copy_strings
                          |          
                          |--60.30%-- do_execve_common
                          |          sys_execve
                          |          stub_execve
                          |          0x7f2abdcb6a57
                          |          __execve
                          |          
                           --39.70%-- copy_strings_kernel
                                     do_execve_common
                                     sys_execve
                                     stub_execve
                                     0x7f2abdcb6a57
                                     __execve

     0.00%          1     kworker/11:1  [mperf]               [k] cpufreq_get_measured_perf
               |
               --- cpufreq_get_measured_perf
                   __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] sys_dup2
                         |
                         --- sys_dup2
                             system_call_fastpath
                            |          
                            |--58.77%-- 0x7fa10d3ebea7
                            |          __GI_dup2
                            |          
                             --41.23%-- 0x7f4080402ea7
                                       __GI_dup2

     0.00%          1           expand  [kernel.kallsyms]     [k] _cond_resched
                         |
                         --- _cond_resched
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f40803dda57
                             __execve

     0.00%          3            mmfsd  [kernel.kallsyms]     [k] __task_pid_nr_ns
                      |
                      --- __task_pid_nr_ns
                          0xffffffffa04c2645
                         |          
                         |--64.13%-- 0xffffffffa0605ba2
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          
                          --35.87%-- 0xffffffffa0605a88
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x4600000

     0.00%          1        addr2line  [kernel.kallsyms]     [k] terminate_walk
                         |
                         --- terminate_walk
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             sys_faccessat
                             system_call_fastpath
                             0x7fa777df4017
                             access

     0.00%          1        addr2line  [kernel.kallsyms]     [k] _atomic_dec_and_lock
                         |
                         --- _atomic_dec_and_lock
                             iput
                             d_kill
                             dput
                             __fput
                             filp_close
                             sys_close
                             system_call_fastpath
                             0x7f914da7f570
                             __GI___libc_close

     0.00%          1          swapper  [kernel.kallsyms]     [k] __mix_pool_bytes
                    |
                    --- __mix_pool_bytes
                        add_interrupt_randomness
                        handle_irq_event_percpu
                        handle_irq_event
                        handle_edge_irq
                        handle_irq
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1           expand  [kernel.kallsyms]     [k] zap_pte_range
                         |
                         --- zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fd1cfae6a57
                             __execve

     0.00%          1             grep  [kernel.kallsyms]     [k] set_brk
                       |
                       --- set_brk
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f1d56d34a57
                           0x7f1d56d34a57

     0.00%          1             grep  libc-2.11.3.so        [.] __realloc
                         |
                         --- __realloc

     0.00%          2      kworker/0:0  [ixgbe]               [k] ixgbe_update_stats
                |
                --- ixgbe_update_stats
                    ixgbe_watchdog_subtask
                    ixgbe_service_task
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] cap_vm_enough_memory
                       |
                       --- cap_vm_enough_memory
                           expand_downwards
                           do_anonymous_page
                           __get_user_pages
                           get_arg_page
                           copy_strings
                           copy_strings_kernel
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] native_read_msr_safe
               |
               --- native_read_msr_safe
                   read_measured_perf_ctrs
                   smp_call_function_single
                   cpufreq_get_measured_perf
                   __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] _nl_expand_alias
                         |
                         --- _nl_expand_alias
                             __GI_setlocale
                             0x406294

     0.00%          1             grep  [kernel.kallsyms]     [k] perf_event_mmap_ctx
                         |
                         --- perf_event_mmap_ctx
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7fd0d8f351da
                             mmap
                             0x6460

     0.00%          3      kworker/9:2  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2          swapper  [kernel.kallsyms]     [k] rcu_process_gp_end
                    |
                    --- rcu_process_gp_end
                        __rcu_process_callbacks
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          3          swapper  [kernel.kallsyms]     [k] enqueue_task
                    |
                    --- enqueue_task
                        ttwu_activate
                        ttwu_do_activate
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] __memcpy
                |
                --- __memcpy
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] update_vsyscall
                    |
                    --- update_vsyscall
                        do_timer
                        tick_do_update_jiffies64
                        tick_check_idle
                        irq_enter
                        scheduler_ipi
                        reschedule_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          haveged  [kernel.kallsyms]     [k] schedule_hrtimeout_range_clock
                    |
                    --- schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1             grep  [kernel.kallsyms]     [k] vfsmount_lock_local_unlock
                         |
                         --- vfsmount_lock_local_unlock
                             unlazy_walk
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             sys_faccessat
                             system_call_fastpath
                             0x7fe4d4fb0687
                             access

     0.00%          2      kworker/1:1  [kernel.kallsyms]     [k] update_curr
                |
                --- update_curr
                    dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          3          swapper  [kernel.kallsyms]     [k] task_of
                    |
                    --- task_of
                       |          
                       |--62.77%-- update_stats_wait_end
                       |          set_next_entity
                       |          pick_next_task_fair
                       |          __schedule
                       |          cpu_idle
                       |          
                        --37.23%-- enqueue_sleeper
                                  enqueue_entity
                                  enqueue_task_fair
                                  ttwu_activate
                                  ttwu_do_activate
                                  try_to_wake_up
                                  hrtimer_wakeup
                                  __run_hrtimer
                                  hrtimer_interrupt
                                  smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] thread_return
                |
                --- thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] account
                       |
                       --- account
                           extract_entropy
                           create_elf_tables
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           0x7f2abdcb6a57

     0.00%          2          haveged  [kernel.kallsyms]     [k] _mix_pool_bytes
                    |
                    --- _mix_pool_bytes
                        mix_pool_bytes
                        write_pool
                        random_ioctl
                        do_vfs_ioctl
                        sys_ioctl
                        system_call_fastpath
                        0x7fbf388b33d7
                        0x7fbf388b33d7

     0.00%          1      migration/5  [kernel.kallsyms]     [k] ttwu_activate
                |
                --- ttwu_activate
                    ttwu_do_activate
                    try_to_wake_up
                    __wake_up_common
                    complete
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] thread_return
                |
                --- thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] sched_clock_cpu
                       |
                       --- sched_clock_cpu
                           local_clock
                           __perf_event_header__init_id
                           perf_event_mmap_output
                           perf_event_mmap_ctx
                           perf_event_mmap_event
                           perf_event_mmap
                           mmap_region
                           sys_mmap_pgoff
                           system_call_fastpath
                           0x7f6fc9aa31da
                           mmap
                           0x298000

     0.00%          1          swapper  [kernel.kallsyms]     [k] get_rps_cpu
                    |
                    --- get_rps_cpu
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] net_rx_action
                      |
                      --- net_rx_action
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          do_IRQ
                          ret_from_intr
                          0x91c87a
                          0x91c87a
                          0x7ffb7076cf28
                          (nil)

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] _atomic_dec_and_lock
                      |
                      --- _atomic_dec_and_lock
                          iput
                          0xffffffffa0546edd
                          0xffffffffa051a732
                          0xffffffffa05219fd
                          0xffffffffa0606366
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

     0.00%          1        addr2line  ld-2.11.3.so          [.] malloc
                       |
                       --- malloc
                           _dl_sysdep_start

     0.00%          1             grep  [kernel.kallsyms]     [k] select_task_rq_fair
                         |
                         --- select_task_rq_fair
                             sched_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f3cc7c0aa57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1         postgres  [kernel.kallsyms]     [k] dev_pick_tx
                   |
                   --- dev_pick_tx
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1        addr2line  [kernel.kallsyms]     [k] search_binary_handler
                         |
                         --- search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f284b235b00
                             _start

     0.00%          1           expand  [kernel.kallsyms]     [k] do_wp_page
                         |
                         --- do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x429bf9
                             0x429bf9
                             0x6a6c60

     0.00%          1               sh  [kernel.kallsyms]     [k] fget
                         |
                         --- fget
                             sys_fadvise64_64
                             system_call_fastpath
                             0x7fd1d02121bd
                             posix_fadvise64

     0.00%          2          swapper  [kernel.kallsyms]     [k] tick_check_oneshot_broadcast
                    |
                    --- tick_check_oneshot_broadcast
                        tick_check_idle
                        irq_enter
                       |          
                       |--63.85%-- scheduler_ipi
                       |          reschedule_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --36.15%-- smp_apic_timer_interrupt
                                  apic_timer_interrupt
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          1           expand  libc-2.11.3.so        [.] __GI_sigemptyset
                         |
                         --- __GI_sigemptyset

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] worker_enter_idle
               |
               --- worker_enter_idle
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          2          swapper  [kernel.kallsyms]     [k] wake_up_worker
                    |
                    --- wake_up_worker
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1           expand  [kernel.kallsyms]     [k] sys_fadvise64_64
                         |
                         --- sys_fadvise64_64
                             system_call_fastpath
                             0x7fd974e451bd
                             posix_fadvise64
                             0x16f000

     0.00%          1           expand  [kernel.kallsyms]     [k] rw_verify_area
                         |
                         --- rw_verify_area
                             vfs_read
                             kernel_read
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f91fc701a57
                             __execve
                             0x6a4940

     0.00%          1        addr2line  [kernel.kallsyms]     [k] apparmor_dentry_open
                         |
                         --- apparmor_dentry_open
                             security_dentry_open
                             __dentry_open
                             do_last
                             path_openat
                             do_filp_open
                             do_sys_open
                             system_call_fastpath
                             0x7f6969190f57
                             __open
                             0x6980

     0.00%          1        addr2line  [kernel.kallsyms]     [k] path_to_nameidata
                         |
                         --- path_to_nameidata
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             sys_faccessat
                             system_call_fastpath
                             0x7f66c1156017
                             access

     0.00%          1        addr2line  [kernel.kallsyms]     [k] audit_bprm
                       |
                       --- audit_bprm
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] finish_task_switch
                      |
                      --- finish_task_switch
                          thread_return
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1           expand  [kernel.kallsyms]     [k] free_pgd_range
                         |
                         --- free_pgd_range
                             free_pgtables
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f3e68b62a57
                             __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] lru_cache_add_lru
                         |
                         --- lru_cache_add_lru
                             do_anonymous_page
                             do_page_fault
                             page_fault
                             0x7f741043c439
                             memcpy
                             dl_main
                             _dl_sysdep_start
                             0x40

     0.00%          1        kjournald  [kernel.kallsyms]     [k] load_balance
                  |
                  --- load_balance
                      idle_balance
                      thread_return
                      journal_commit_transaction
                      kjournald
                      kthread
                      kernel_thread_helper

     0.00%          2         postgres  [kernel.kallsyms]     [k] find_busiest_group
                   |
                   --- find_busiest_group
                       load_balance
                       idle_balance
                       thread_return
                       schedule_hrtimeout_range_clock
                       poll_schedule_timeout
                       do_poll
                       do_sys_poll
                       sys_poll
                       system_call_fastpath
                       0x7fb873db9b8f
                       __libc_poll

     0.00%          1               sh  [kernel.kallsyms]     [k] local_clock
                         |
                         --- local_clock
                             __perf_event_header__init_id
                             perf_event_mmap_output
                             perf_event_mmap_ctx
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f45a5ddd1da
                             mmap
                             0x2000

     0.00%          1               sh  [kernel.kallsyms]     [k] kmem_cache_alloc_trace
                         |
                         --- kmem_cache_alloc_trace
                             perf_event_mmap_event
                             perf_event_mmap
                             mmap_region
                             elf_map
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2abdcb6a57
                             0x7f2abdcb6a57

     0.00%          2     kworker/12:1  [kernel.kallsyms]     [k] worker_thread
               |
               --- worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] rb_erase
                     |
                     --- rb_erase
                         do_munmap
                         elf_map
                         load_elf_interp
                         load_elf_binary
                         search_binary_handler
                         do_execve_common
                         sys_execve
                         stub_execve
                         0x7f23157e3a57
                         0x7f23157e3a57

     0.00%          1     kworker/11:1  [kernel.kallsyms]     [k] pick_next_task_idle
               |
               --- pick_next_task_idle
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] handle_pte_fault
                       |
                       --- handle_pte_fault
                           do_page_fault
                           page_fault
                           0x7f0838f9ef50
                           __GI__IO_file_open
                           __fopen_internal

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] __cpufreq_driver_getavg
                |
                --- __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2          swapper  [kernel.kallsyms]     [k] tick_dev_program_event
                    |
                    --- tick_dev_program_event
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] dequeue_task_fair
                      |
                      --- dequeue_task_fair
                          __schedule
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] native_read_tsc
               |
               --- native_read_tsc
                   native_sched_clock
                   sched_clock
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] dbs_check_cpu
                |
                --- dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2     kworker/11:1  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1           expand  bash                  [.] maybe_make_export_env
                         |
                         --- maybe_make_export_env
                             0x6a4a10

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] dequeue_task
                      |
                      --- dequeue_task
                          __schedule
                          0xffffffffa04a8b7d
                         |          
                         |--54.01%-- 0xffffffffa05bf0f1
                         |          0xffffffffa05c0478
                         |          0xffffffffa0605afe
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0xffffc900341c3998
                         |          
                          --45.99%-- 0xffffffffa05c07e5
                                    0xffffffffa05c0bbf
                                    0xffffffffa0605bc1
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7

     0.00%          1           expand  bash                  [.] search_for_command
                         |
                         --- search_for_command
                             0x6a4a10

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] set_task_cpu
                      |
                      --- set_task_cpu
                          try_to_wake_up
                          __wake_up_common
                          __wake_up
                          0xffffffffa04be300
                          0xffffffffa05c064a
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

     0.00%          1        addr2line  [kernel.kallsyms]     [k] de_thread
                       |
                       --- de_thread
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                          |          
                          |--57.07%-- 0x7f2abdcb6a57
                          |          __execve
                          |          
                           --42.93%-- 0x7f096b04fa57
                                     __execve
                                     0x6a6a60
                                     0x6a6ac0
                                     0x6a6b20
                                     0x6a6ba0

     0.00%          1      migration/7  [kernel.kallsyms]     [k] put_prev_task_stop
                |
                --- put_prev_task_stop
                    __schedule
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] unmap_region
                         |
                         --- unmap_region
                             do_munmap
                             elf_map
                             load_elf_interp
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f2fc2ae6a57
                             0x7f2fc2ae6a57

     0.00%          2     kworker/15:1  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] kmem_cache_free
                         |
                         --- kmem_cache_free
                             remove_vma
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                            |          
                            |--54.72%-- 0x7f13c494ea57
                            |          __execve
                            |          
                             --45.28%-- 0x7f1dd1c54a57
                                       __execve

     0.00%          1            mmfsd  [ipt_REJECT]          [.] 0x5ef30183      
                      |
                      --- 0xffffffffff600183
                          0x7fffe2dff8dd
                          0x7ffb7c0e53aa
                          0x900000000

     0.00%          1        addr2line  [kernel.kallsyms]     [k] ptep_set_access_flags
                       |
                       --- ptep_set_access_flags
                           do_wp_page
                           handle_pte_fault
                           do_page_fault
                           page_fault
                           __put_user_4
                           schedule_tail
                           ret_from_fork
                           0x7f2abdcb675f
                           __libc_fork
                           _IO_new_proc_open

     0.00%          1     migration/14  [kernel.kallsyms]     [k] _raw_spin_lock
               |
               --- _raw_spin_lock
                   __migrate_task
                   migration_cpu_stop
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          2          swapper  [kernel.kallsyms]     [k] enqueue_hrtimer
                    |
                    --- enqueue_hrtimer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2          swapper  [kernel.kallsyms]     [k] rcu_process_callbacks
                    |
                    --- rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle
                       |          
                        --100.00%-- start_kernel
                                  x86_64_start_kernel

     0.00%          2          swapper  [kernel.kallsyms]     [k] check_for_new_grace_period
                    |
                    --- check_for_new_grace_period
                        __rcu_process_callbacks
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1           expand  bash                  [.] make_child
                         |
                         --- make_child

     0.00%          1             grep  [kernel.kallsyms]     [k] prepend_path
                       |
                       --- prepend_path
                           d_path
                           perf_event_mmap_event
                           perf_event_mmap
                           mmap_region
                           sys_mmap_pgoff
                           system_call_fastpath
                           0x7f6fb04c1c5a
                           __GI_mmap64

     0.00%          2            mmfsd  [kernel.kallsyms]     [k] check_preempt_curr
                      |
                      --- check_preempt_curr
                          ttwu_do_wakeup
                          try_to_wake_up
                         |          
                         |--56.78%-- up
                         |          0xffffffffa05c0613
                         |          0xffffffffa0605a42
                         |          0xffffffffa04c3c65
                         |          do_vfs_ioctl
                         |          sys_ioctl
                         |          system_call_fastpath
                         |          0x7ffb7c11f3d7
                         |          0x7ffb7c11f3d7
                         |          0x1bfffffffff
                         |          
                          --43.22%-- __wake_up_common
                                    __wake_up
                                    0xffffffffa04a7ff0
                                    0xffffffffa05c05fb
                                    0xffffffffa0605a42
                                    0xffffffffa04c3c65
                                    do_vfs_ioctl
                                    sys_ioctl
                                    system_call_fastpath
                                    0x7ffb7c11f3d7
                                    0x7ffb7c11f3d7
                                    0x1bfffffffff

     0.00%          1               sh  [kernel.kallsyms]     [k] mutex_lock
                       |
                       --- mutex_lock
                           unlink_file_vma
                           free_pgtables
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] aa_revalidate_sk
                      |
                      --- aa_revalidate_sk
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1          swapper  [kernel.kallsyms]     [k] key_put
                    |
                    --- key_put
                        release_tgcred_rcu
                        rcu_do_batch
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1               sh  [kernel.kallsyms]     [k] vm_normal_page
                       |
                       --- vm_normal_page
                           zap_pte_range
                           unmap_page_range
                           unmap_vmas
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1     kworker/14:1  [kernel.kallsyms]     [k] find_next_bit
               |
               --- find_next_bit
                   cpumask_next_and
                   find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] free_block
                |
                --- free_block
                    drain_array
                    cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/2:1  [igb]                 [k] igb_get_hw_semaphore
                |
                --- igb_get_hw_semaphore
                    igb_release_swfw_sync_82575
                    igb_read_phy_reg_82580
                    igb_update_stats
                    igb_watchdog_task
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2      kworker/5:1  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1         postgres  [kernel.kallsyms]     [k] dev_hard_start_xmit
                   |
                   --- dev_hard_start_xmit
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1             grep  [kernel.kallsyms]     [k] prepare_creds
                         |
                         --- prepare_creds
                             sys_faccessat
                             system_call_fastpath
                             0x7ff326985687
                             access

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                |
                --- _raw_spin_unlock_irqrestore
                    cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          2          swapper  [kernel.kallsyms]     [k] rcu_bh_qs
                    |
                    --- rcu_bh_qs
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                       |          
                       |--51.49%-- smp_apic_timer_interrupt
                       |          apic_timer_interrupt
                       |          intel_idle
                       |          cpuidle_idle_call
                       |          cpu_idle
                       |          
                        --48.51%-- do_IRQ
                                  ret_from_intr
                                  intel_idle
                                  cpuidle_idle_call
                                  cpu_idle

     0.00%          2       watchdog/6  [kernel.kallsyms]     [k] find_busiest_group
                 |
                 --- find_busiest_group
                     load_balance
                     idle_balance
                     thread_return
                     watchdog
                     kthread
                     kernel_thread_helper

     0.00%          2            mmfsd  [iptable_mangle]      [k] iptable_mangle_hook
                      |
                      --- iptable_mangle_hook
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] sys_times
                      |
                      --- sys_times
                          system_call_fastpath
                          0x7ffb7c0f3e5a
                          0x7ffb7c0f3e5a

     0.00%          1             grep  ld-2.11.3.so          [.] _dl_name_match_p
                         |
                         --- _dl_name_match_p
                             0x2e34362d3638782d

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] update_curr
               |
               --- update_curr
                   dequeue_entity
                   dequeue_task_fair
                   __schedule
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          2     kworker/11:1  [kernel.kallsyms]     [k] _raw_spin_lock_irq
               |
               --- _raw_spin_lock_irq
                  |          
                  |--53.15%-- worker_thread
                  |          kthread
                  |          kernel_thread_helper
                  |          
                   --46.85%-- process_one_work
                             worker_thread
                             kthread
                             kernel_thread_helper

     0.00%          1           expand  libc-2.11.3.so        [.] _dl_vdso_vsym
                     |
                     --- _dl_vdso_vsym
                         0x7fffd6f28370
                         0x73656c2f6374652f

     0.00%          1          objdump  libc-2.11.3.so        [.] __strlen_sse42
                         |
                         --- __strlen_sse42
                             (nil)

     0.00%          1          objdump  [kernel.kallsyms]     [k] kmem_cache_alloc_trace
                         |
                         --- kmem_cache_alloc_trace
                             apparmor_file_alloc_security
                             get_empty_filp
                             path_openat
                             do_filp_open
                             open_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f559aed0a57
                             __execve
                             0x6a7580
                             0x6a75e0
                             0x6a7650
                             0x6a76c0
                             0x6a7720
                             0x6a7780

     0.00%          2          swapper  [kernel.kallsyms]     [k] update_curr
                    |
                    --- update_curr
                        enqueue_entity
                        enqueue_task_fair
                        ttwu_activate
                        ttwu_do_activate
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          swapper  [kernel.kallsyms]     [k] call_timer_fn
                    |
                    --- call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          2          swapper  [kernel.kallsyms]     [k] hrtimer_run_pending
                    |
                    --- hrtimer_run_pending
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/2:1  [igb]                 [k] igb_update_stats
                |
                --- igb_update_stats
                    igb_watchdog_task
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] native_smp_send_reschedule
                      |
                      --- native_smp_send_reschedule
                          try_to_wake_up
                          __wake_up_common
                          __wake_up
                          0xffffffffa04a7ff0
                          0xffffffffa05c05fb
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] load_balance_fair
                      |
                      --- load_balance_fair
                          load_balance
                          idle_balance
                          thread_return
                          schedule_timeout
                          __down
                          down
                          0xffffffffa04a89cf
                          0xffffffffa05c03ea
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1        addr2line  [kernel.kallsyms]     [k] prepare_binprm
                       |
                       --- prepare_binprm
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1          swapper  [igb]                 [k] igb_ring_irq_enable
                    |
                    --- igb_ring_irq_enable
                        igb_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] update_cfs_load
                      |
                      --- update_cfs_load
                          dequeue_entity
                          dequeue_task_fair
                          __schedule
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1        addr2line  [kernel.kallsyms]     [k] fget
                         |
                         --- fget
                             sys_mmap_pgoff
                             system_call_fastpath
                             0x7f60e15c51da
                             mmap
                             0x2000

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] native_read_tsc
                      |
                      --- native_read_tsc
                          native_sched_clock
                          sched_clock
                          idle_balance
                          thread_return
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] __schedule
                |
                --- __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] __tlb_remove_page
                         |
                         --- __tlb_remove_page
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f3c2f4faa57
                             __execve

     0.00%          1        addr2line  [kernel.kallsyms]     [k] count
                       |
                       --- count
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] __schedule
                |
                --- __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/11:1  [kernel.kallsyms]     [k] add_timer_on
               |
               --- add_timer_on
                   queue_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] free_pgd_range
                         |
                         --- free_pgd_range
                             free_pgtables
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f3cc7c0aa57
                             __execve

     0.00%          1          haveged  [kernel.kallsyms]     [k] update_cfs_load
                    |
                    --- update_cfs_load
                        dequeue_entity
                        dequeue_task_fair
                        __schedule
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1           expand  [kernel.kallsyms]     [k] getname_flags
                         |
                         --- getname_flags
                             user_path_at_empty
                             sys_faccessat
                             system_call_fastpath
                             0x7f00a05ee017
                             access

     0.00%          1        addr2line  [kernel.kallsyms]     [k] arch_pick_mmap_layout
                       |
                       --- arch_pick_mmap_layout
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1           expand  [kernel.kallsyms]     [k] __do_fault
                         |
                         --- __do_fault
                             0x429adc
                             0x6a6c60

     0.00%          1             grep  [kernel.kallsyms]     [k] free_pgtables
                         |
                         --- free_pgtables
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f8ddbedda57
                             __execve

     0.00%          1             grep  [kernel.kallsyms]     [k] kill_fasync
                         |
                         --- kill_fasync
                             account
                             extract_entropy
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f8ddbedda57
                             0x7f8ddbedda57

     0.00%          1            mmfsd  [xt_state]            [k] state_mt_exit
                      |
                      --- state_mt_exit
                          ipt_do_table
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1          swapper  [kernel.kallsyms]     [k] dyntick_save_progress_counter
                    |
                    --- dyntick_save_progress_counter
                        force_qs_rnp
                        force_quiescent_state
                        __rcu_process_callbacks
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [ixgbe]               [k] ixgbe_tso
                      |
                      --- ixgbe_tso
                          ixgbe_xmit_frame_ring
                          dev_hard_start_xmit
                          sch_direct_xmit
                          dev_queue_xmit
                          ip_finish_output
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] update_curr
               |
               --- update_curr
                   dequeue_entity
                   dequeue_task_fair
                   __schedule
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1  fail2ban-server  [kernel.kallsyms]     [k] do_lookup
            |
            --- do_lookup
                link_path_walk
                path_lookupat
                do_path_lookup
                user_path_at_empty
                vfs_fstatat
                sys_newstat
                system_call_fastpath
                0x7f4657157765
                0x7f4657157765
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010
                0x602010

     0.00%          1      migration/1  [kernel.kallsyms]     [k] update_curr
                |
                --- update_curr
                    enqueue_entity
                    enqueue_task_fair
                    ttwu_activate
                    ttwu_do_activate
                    try_to_wake_up
                    __wake_up_common
                    complete
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
               |
               --- _raw_spin_lock_irqsave
                   cpufreq_cpu_get
                   __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      ksoftirqd/0  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    run_ksoftirqd
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] flush_tlb_mm
                         |
                         --- flush_tlb_mm
                             0xffff8805fc975c18
                             __execve

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] cache_reap
               |
               --- cache_reap
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] intel_pmu_enable_all
                    |
                    --- intel_pmu_enable_all
                        perf_adjust_freq_unthr_context
                        perf_event_task_tick
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1         postgres  [kernel.kallsyms]     [k] aa_revalidate_sk
                   |
                   --- aa_revalidate_sk
                       sock_recvmsg
                       sys_recvfrom
                       system_call_fastpath
                       0x7fb873dc3eb5
                       __libc_recv

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] _raw_spin_lock_bh
                      |
                      --- _raw_spin_lock_bh
                          lock_sock_nested
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1          swapper  [kernel.kallsyms]     [k] rcu_irq_enter
                    |
                    --- rcu_irq_enter
                        irq_enter
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1             grep  [kernel.kallsyms]     [k] pgd_alloc
                         |
                         --- pgd_alloc
                             mm_init
                             bprm_mm_init
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f08893a6a57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1      migration/2  [kernel.kallsyms]     [k] _raw_spin_lock
                |
                --- _raw_spin_lock
                    double_rq_lock
                    __migrate_task
                    migration_cpu_stop
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] __strchr_sse42
                         |
                         --- __strchr_sse42

     0.00%          1          swapper  [kernel.kallsyms]     [k] raw_local_deliver
                    |
                    --- raw_local_deliver
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] netif_skb_features
                      |
                      --- netif_skb_features
                          dev_hard_start_xmit
                          sch_direct_xmit
                          dev_queue_xmit
                          ip_finish_output
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1     kworker/14:1  [kernel.kallsyms]     [k] __cpufreq_driver_getavg
               |
               --- __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] cap_file_ioctl
                      |
                      --- cap_file_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xda00000

     0.00%          1           expand  [kernel.kallsyms]     [k] ttwu_stat
                         |
                         --- ttwu_stat
                             try_to_wake_up
                             cpu_stop_queue_work
                             stop_one_cpu
                             sched_exec
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fb7a77b6a57
                             __execve
                             0x6a4a10

     0.00%          1          haveged  [kernel.kallsyms]     [k] find_next_bit
                    |
                    --- find_next_bit
                        cpumask_next_and
                        find_busiest_group
                        load_balance
                        idle_balance
                        thread_return
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] cpumask_next_and
                |
                --- cpumask_next_and
                    0xffff881fc0f19ac0

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] worker_enter_idle
                |
                --- worker_enter_idle
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] local_bh_disable
                      |
                      --- local_bh_disable
                          _raw_spin_lock_bh
                          lock_sock_nested
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] native_read_tsc
                |
                --- native_read_tsc
                    native_sched_clock
                    sched_clock
                    update_rq_clock
                    dequeue_task
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] idle_balance
                |
                --- idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1         postgres  [kernel.kallsyms]     [k] finish_task_switch
                   |
                   --- finish_task_switch
                       thread_return
                       schedule_hrtimeout_range_clock
                       poll_schedule_timeout
                       do_poll
                       do_sys_poll
                       sys_poll
                       system_call_fastpath
                       0x7fb873db9b8f
                       __libc_poll

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] enqueue_task
                      |
                      --- enqueue_task
                          ttwu_activate
                          ttwu_do_activate
                          try_to_wake_up
                          __wake_up_common
                          __wake_up
                          0xffffffffa04a7ff0
                          0xffffffffa05c05fb
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] cpufreq_cpu_get
               |
               --- cpufreq_cpu_get
                   __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] load_balance
               |
               --- load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] __init_waitqueue_head
                      |
                      --- __init_waitqueue_head
                          0xffffffffa04a8a78
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] worker_enter_idle
                |
                --- worker_enter_idle
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] flush_tlb_page
                         |
                         --- flush_tlb_page
                             ptep_set_access_flags
                             do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             __put_user_4
                             schedule_tail
                             ret_from_fork
                             0x7fd75319b75f
                             __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] cpumask_next_and
                |
                --- cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] ktime_get_update_offsets
                    |
                    --- ktime_get_update_offsets
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          haveged  [kernel.kallsyms]     [k] put_prev_task_fair
                    |
                    --- put_prev_task_fair
                        __schedule
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] process_one_work
                |
                --- process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] process_one_work
               |
               --- process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] add_timer_on
                |
                --- add_timer_on
                    queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] worker_thread
                |
                --- worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  bash                  [.] alloc_word_desc
                         |
                         --- alloc_word_desc
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1             grep  [kernel.kallsyms]     [k] user_path_at_empty
                         |
                         --- user_path_at_empty
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7fce3645d765
                             _xstat

     0.00%          1          swapper  [kernel.kallsyms]     [k] kthread_data
                    |
                    --- kthread_data
                        wq_worker_waking_up
                        ttwu_do_activate
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          swapper  [kernel.kallsyms]     [k] msecs_to_jiffies
                    |
                    --- msecs_to_jiffies
                        rebalance_domains
                        run_rebalance_domains
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          swapper  [kernel.kallsyms]     [k] run_rebalance_domains
                    |
                    --- run_rebalance_domains
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          swapper  [kernel.kallsyms]     [k] native_load_tls
                    |
                    --- native_load_tls
                        __switch_to
                        thread_return
                        0xffff881fc0f18000

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] update_curr
                |
                --- update_curr
                    dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] exit_robust_list
                       |
                       --- exit_robust_list
                           mm_release
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] kref_put
                |
                --- kref_put
                    cpufreq_cpu_put
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          haveged  [kernel.kallsyms]     [k] idle_balance
                    |
                    --- idle_balance
                        thread_return
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1             nscd  [kernel.kallsyms]     [k] lock_hrtimer_base
                       |
                       --- lock_hrtimer_base
                           __hrtimer_start_range_ns
                           schedule_hrtimeout_range_clock
                           ep_poll
                           sys_epoll_wait
                           system_call_fastpath
                           0x7f532a39b723
                           0x7f532a39b723
                           0xd00000040

     0.00%          1          swapper  [kernel.kallsyms]     [k] tick_do_update_jiffies64
                    |
                    --- tick_do_update_jiffies64
                        tick_check_idle
                        irq_enter
                        scheduler_ipi
                        reschedule_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1          haveged  [kernel.kallsyms]     [k] pick_next_task_rt
                    |
                    --- pick_next_task_rt
                        thread_return
                        schedule_hrtimeout_range_clock
                        poll_schedule_timeout
                        do_select
                        core_sys_select
                        sys_select
                        system_call_fastpath
                        0x7fbf388b4373
                        0x7fbf388b4373

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] down
                      |
                      --- down
                          0xffffffffa04a89cf
                          0xffffffffa051f54e
                          0xffffffffa053ac4a
                          0xffffffffa05c03a2
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1       watchdog/2  [kernel.kallsyms]     [k] kthread_should_stop
                 |
                 --- kthread_should_stop
                     watchdog
                     kthread
                     kernel_thread_helper

     0.00%          1      kworker/6:1  [kernel.kallsyms]     [k] pick_next_task_rt
                |
                --- pick_next_task_rt
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  bash                  [.] find_variable_internal
                         |
                         --- find_variable_internal
                             0x6a4a10

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] ns_to_timeval
                |
                --- ns_to_timeval
                    get_cpu_iowait_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] worker_enter_idle
                |
                --- worker_enter_idle
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
               |
               --- _raw_spin_lock_irqsave
                   add_timer_on
                   queue_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __switch_to
                       |
                       --- __switch_to
                           thread_return
                           0xffff8801ace1a000
                           __execve
                           0x6a6970
                           0x6a69d0
                           0x6a6a30
                           0x6a6a90

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] kref_get
               |
               --- kref_get
                   kobject_get
                   cpufreq_cpu_get
                   __cpufreq_driver_getavg
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] hrtimer_start
                    |
                    --- hrtimer_start
                        tick_nohz_stop_sched_tick
                        cpu_idle

     0.00%          1         postgres  [kernel.kallsyms]     [k] sock_recvmsg
                   |
                   --- sock_recvmsg
                       sys_recvfrom
                       system_call_fastpath
                       0x7fb873dc3eb5
                       __libc_recv

     0.00%          1          swapper  [kernel.kallsyms]     [k] handle_edge_irq
                    |
                    --- handle_edge_irq
                        handle_irq
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/7:1  [kernel.kallsyms]     [k] dequeue_task_fair
                |
                --- dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] __memcpy
                |
                --- __memcpy
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1  fail2ban-server  [kernel.kallsyms]     [k] apparmor_inode_getattr
            |
            --- apparmor_inode_getattr
                vfs_getattr
                vfs_fstatat
                sys_newstat
                system_call_fastpath
                0x7f4657157765
                0x7f4657157765
                0x602010
                0x602010
                0x602010
                0x602010

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] round_jiffies_common
                |
                --- round_jiffies_common
                    __round_jiffies_relative
                    vmstat_update
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] mutex_lock
                |
                --- mutex_lock
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] process_one_work
                |
                --- process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] vma_wants_writenotify
                         |
                         --- vma_wants_writenotify
                             mmap_region
                             elf_map
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f8ddbedda57
                             0x7f8ddbedda57

     0.00%          1           expand  [kernel.kallsyms]     [k] do_lookup
                         |
                         --- do_lookup
                             link_path_walk
                             path_openat
                             do_filp_open
                             open_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f8ddbedda57
                             __execve
                             0x6a4a10

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_dup2
                       |
                       --- __GI_dup2

     0.00%          1         postgres  [kernel.kallsyms]     [k] page_add_file_rmap
                   |
                   --- page_add_file_rmap
                       __do_fault
                       handle_pte_fault
                       do_page_fault
                       page_fault
                       0x67528e
                       SyncOneBuffer
                       BgBufferSync
                       BackgroundWriterMain
                       AuxiliaryProcessMain
                       StartChildProcess
                       reaper
                       __restore_rt
                       PostmasterMain
                       main
                       __libc_start_main

     0.00%          1             grep  [kernel.kallsyms]     [k] bit_spin_lock
                         |
                         --- bit_spin_lock
                             __mem_cgroup_uncharge_common
                             page_remove_rmap
                             zap_pte_range
                             unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f6cfcb2ba57
                             __execve

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] update_shares
                      |
                      --- update_shares
                          idle_balance
                          thread_return
                          0xffffffffa04a8b7d
                          0xffffffffa05c07e5
                          0xffffffffa05c0bbf
                          0xffffffffa0605bc1
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7

     0.00%          1     kworker/10:1  [kernel.kallsyms]     [k] load_balance
               |
               --- load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] kzfree
                       |
                       --- kzfree
                           __fput
                           remove_vma
                           exit_mmap
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7fadbabc4a57
                           __execve

     0.00%          1           expand  [kernel.kallsyms]     [k] __free_pages
                         |
                         --- __free_pages
                             __mmdrop
                             finish_task_switch
                             thread_return
                             pipe_wait
                             pipe_read
                             do_sync_read
                             vfs_read
                             sys_read
                             system_call_fastpath
                             0x7f3399e7f5d0
                             __GI___read
                             (nil)

     0.00%          1             grep  [ext3]                [k] ext3_check_acl
                         |
                         --- ext3_check_acl
                             acl_permission_check
                             link_path_walk
                             path_openat
                             do_filp_open
                             open_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fd1cfae6a57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] _raw_spin_lock_irqsave
                |
                --- _raw_spin_lock_irqsave
                    cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] update_shares
               |
               --- update_shares
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] timekeeping_max_deferment
                    |
                    --- timekeeping_max_deferment
                        tick_nohz_stop_sched_tick
                        cpu_idle

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] cpumask_next_and
               |
               --- cpumask_next_and
                   0xffff883fc0bbbb00

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] native_read_tsc
                |
                --- native_read_tsc
                    read_tsc
                    ktime_get
                    get_cpu_idle_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  ld-2.11.3.so          [.] _dl_fixup
                         |
                         --- _dl_fixup

     0.00%          1             grep  [kernel.kallsyms]     [k] finish_task_switch
                         |
                         --- finish_task_switch
                             schedule_tail
                             ret_from_fork
                             0x7fab247cc75f
                             __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] free_pcppages_bulk
                |
                --- free_pcppages_bulk
                    drain_zone_pages
                    refresh_cpu_vm_stats
                    vmstat_update
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  libc-2.11.3.so        [.] __GI__dl_mcount_wrapper_check
                         |
                         --- __GI__dl_mcount_wrapper_check
                             0x66

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] deactivate_task
                      |
                      --- deactivate_task
                          __schedule
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1             grep  [kernel.kallsyms]     [k] copy_from_user
                         |
                         --- copy_from_user
                             sys_rt_sigprocmask
                             system_call_fastpath
                             0x7f2691680e30
                             __sigprocmask

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] place_entity
                      |
                      --- place_entity
                          enqueue_entity
                          enqueue_task_fair
                          ttwu_activate
                          ttwu_do_activate
                          try_to_wake_up
                          __wake_up_common
                          __wake_up
                          0xffffffffa04a7ff0
                          0xffffffffa05c05fb
                          0xffffffffa0605a42
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0x1bfffffffff

     0.00%          1        addr2line  [kernel.kallsyms]     [k] ttwu_stat
                       |
                       --- ttwu_stat
                           try_to_wake_up
                           cpu_stop_queue_work
                           stop_one_cpu
                           sched_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1             grep  [kernel.kallsyms]     [k] recalc_sigpending
                         |
                         --- recalc_sigpending
                             __set_task_blocked
                             set_current_blocked
                             sigprocmask
                             sys_rt_sigprocmask
                             system_call_fastpath
                             0x7fa10d350e30
                             __sigprocmask

     0.00%          1  fail2ban-server  [kernel.kallsyms]     [k] core_sys_select
            |
            --- core_sys_select
                sys_select
                system_call_fastpath
                0x7f465715f393
                0x7f465715f393
                0x310000002e

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] timerqueue_add
                      |
                      --- timerqueue_add
                          enqueue_hrtimer
                          __hrtimer_start_range_ns
                          schedule_hrtimeout_range_clock
                          ep_poll
                          sys_epoll_wait
                          system_call_fastpath
                          0x7ffb7c127723
                          0x7ffb7c127723
                          0x800000000

     0.00%          1             grep  [kernel.kallsyms]     [k] pgd_free
                         |
                         --- pgd_free
                             __mmdrop
                             finish_task_switch
                             schedule_tail
                             ret_from_fork
                             0x7f1f92b6575f
                             __libc_fork
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] __kmalloc_node_track_caller
                      |
                      --- __kmalloc_node_track_caller
                          __kmalloc_reserve
                          __alloc_skb
                          sk_stream_alloc_skb
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1      kworker/7:1  [mperf]               [k] read_measured_perf_ctrs
                |
                --- read_measured_perf_ctrs
                    smp_call_function_single
                    cpufreq_get_measured_perf
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] put_prev_task_fair
                      |
                      --- put_prev_task_fair
                          __schedule
                          0xffffffffa04a8b7d
                          0xffffffffa05bf0f1
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1               sh  [kernel.kallsyms]     [k] __rmqueue
                       |
                       --- __rmqueue
                           get_page_from_freelist
                           __alloc_pages_nodemask
                           alloc_pages_current
                           __get_free_pages
                           __pmd_alloc
                           handle_mm_fault
                           __get_user_pages
                           get_arg_page
                           copy_strings
                           copy_strings_kernel
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] __schedule
               |
               --- __schedule
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] update_curr
               |
               --- update_curr
                   dequeue_entity
                   dequeue_task_fair
                   __schedule
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] force_quiescent_state
                    |
                    --- force_quiescent_state
                        __rcu_process_callbacks
                        rcu_process_callbacks
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] queue_delayed_work_on
               |
               --- queue_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1           expand  ld-2.11.3.so          [.] do_lookup_x
                         |
                         --- do_lookup_x

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] read_tsc
                |
                --- read_tsc
                    ktime_get
                    get_cpu_idle_time_us
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  libc-2.11.3.so        [.] __strcpy_ssse3
                         |
                         --- __strcpy_ssse3
                             0x6600000000

     0.00%          1           expand  [kernel.kallsyms]     [k] unlock_page
                         |
                         --- unlock_page
                             do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             __put_user_4
                             schedule_tail
                             ret_from_fork
                             0x7fbd8556b75f
                             __libc_fork
                             make_child
                             0x6a6c60

     0.00%          1           expand  [kernel.kallsyms]     [k] __memcpy
                         |
                         --- __memcpy
                             strlcpy
                             perf_event_comm
                             setup_new_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fb45bff5a57
                             __execve

     0.00%          1      migration/4  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] __alloc_pages_nodemask
                         |
                         --- __alloc_pages_nodemask
                             alloc_pages_vma
                             do_wp_page
                             handle_pte_fault
                             do_page_fault
                             page_fault
                             0x7ff3d57427ca
                             __libc_fork
                             make_child
                             0x6a6780
                             0x6a67c0

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] pick_next_task_rt
                |
                --- pick_next_task_rt
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] sched_clock_cpu
               |
               --- sched_clock_cpu
                   0xffff883fc0ba8100

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] find_next_bit
               |
               --- find_next_bit
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1         postgres  [kernel.kallsyms]     [k] load_balance
                   |
                   --- load_balance
                       __libc_poll

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] schedule
                |
                --- schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] queue_delayed_work_on
                |
                --- queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] worker_thread
               |
               --- worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] perf_output_begin
                       |
                       --- perf_output_begin
                           perf_event_mmap_output
                           perf_event_mmap_ctx
                           perf_event_mmap_event
                           perf_event_mmap
                           mmap_region
                           elf_map
                           load_elf_interp
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           0x7f2abdcb6a57

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] pick_next_task_idle
                |
                --- pick_next_task_idle
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             perf  [kernel.kallsyms]     [k] generic_exec_single
                       |
                       --- generic_exec_single
                           smp_call_function_single
                           perf_event_disable
                           perf_event_for_each_child
                           perf_ioctl
                           do_vfs_ioctl
                           sys_ioctl
                           system_call_fastpath
                           0x7fc73a7793d7
                           __ioctl

     0.00%          1          swapper  [kernel.kallsyms]     [k] place_entity
                    |
                    --- place_entity
                        enqueue_entity
                        enqueue_task_fair
                        ttwu_activate
                        ttwu_do_activate
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] find_next_bit
               |
               --- find_next_bit
                   dbs_check_cpu
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] tcp_data_queue
                    |
                    --- tcp_data_queue
                        tcp_rcv_established
                        tcp_v4_do_rcv
                        tcp_v4_rcv
                        ip_local_deliver_finish
                        __netif_receive_skb
                        netif_receive_skb
                        napi_skb_finish
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] worker_enter_idle
               |
               --- worker_enter_idle
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1        addr2line  libc-2.11.3.so        [.] __GI_execl
                       |
                       --- __GI_execl

     0.00%          1        addr2line  [kernel.kallsyms]     [k] cpu_stop_queue_work
                       |
                       --- cpu_stop_queue_work
                           stop_one_cpu
                           sched_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] dbs_check_cpu
                |
                --- dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      migration/4  [kernel.kallsyms]     [k] kthread_should_stop
                |
                --- kthread_should_stop
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1         postgres  [kernel.kallsyms]     [k] eth_type_trans
                   |
                   --- eth_type_trans
                       loopback_xmit
                       dev_hard_start_xmit
                       dev_queue_xmit
                       ip_finish_output
                       ip_send_skb
                       udp_send_skb
                       udp_sendmsg
                       sock_sendmsg
                       sys_sendto
                       system_call_fastpath
                       0x7fb873dc4075
                       __GI___send

     0.00%          1        addr2line  [kernel.kallsyms]     [k] dquot_file_open
                       |
                       --- dquot_file_open
                           __dentry_open
                           do_last
                           path_openat
                           do_filp_open
                           open_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] mutex_lock
                |
                --- mutex_lock
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] system_call
                         |
                         --- system_call
                             _xstat

     0.00%          1          swapper  [kernel.kallsyms]     [k] run_local_timers
                    |
                    --- run_local_timers
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1         postgres  [kernel.kallsyms]     [k] find_first_bit
                   |
                   --- find_first_bit
                       find_busiest_group
                       load_balance
                       idle_balance
                       thread_return
                       schedule_hrtimeout_range_clock
                       poll_schedule_timeout
                       do_poll
                       do_sys_poll
                       sys_poll
                       system_call_fastpath
                       0x7fb873db9b8f
                       __libc_poll

     0.00%          1      kworker/3:1  [kernel.kallsyms]     [k] cache_reap
                |
                --- cache_reap
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] schedule_delayed_work_on
               |
               --- schedule_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] get_work_gcwq
               |
               --- get_work_gcwq
                   queue_delayed_work_on
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] find_busiest_group
               |
               --- find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] ttwu_activate
                    |
                    --- ttwu_activate
                        ttwu_do_activate
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1             grep  bash                  [.] make_child
                         |
                         --- make_child

     0.00%          1          swapper  [kernel.kallsyms]     [k] update_rq_clock
                    |
                    --- update_rq_clock
                        scheduler_tick
                        update_process_times
                        tick_sched_timer
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1        addr2line  [kernel.kallsyms]     [k] current_kernel_time
                       |
                       --- current_kernel_time
                           current_fs_time
                           touch_atime
                           path_openat
                           do_filp_open
                           open_exec
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/2:1  [kernel.kallsyms]     [k] load_balance
                |
                --- load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/11:1  [kernel.kallsyms]     [k] put_prev_task_fair
               |
               --- put_prev_task_fair
                   __schedule
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] do_lookup
                         |
                         --- do_lookup
                             path_lookupat
                             do_path_lookup
                             user_path_at_empty
                             sys_faccessat
                             system_call_fastpath
                             0x7fe22e958017
                             access

     0.00%          1             grep  [kernel.kallsyms]     [k] sha_transform
                         |
                         --- sha_transform
                             extract_buf
                             extract_entropy
                             create_elf_tables
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f3e68b62a57
                             0x7f3e68b62a57

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __flush_itimer_signals
                       |
                       --- __flush_itimer_signals
                           flush_itimer_signals
                           de_thread
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1           expand  [kernel.kallsyms]     [k] fsnotify
                         |
                         --- fsnotify
                             vfs_read
                             kernel_read
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fb45bff5a57
                             __execve
                             0x6a4a10

     0.00%          1           expand  [kernel.kallsyms]     [k] setup_arg_pages
                         |
                         --- setup_arg_pages
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fbd8556ba57
                             0x7fbd8556ba57

     0.00%          1            mmfsd  [kernel.kallsyms]     [k] __up
                      |
                      --- __up
                          up
                          0xffffffffa05bf269
                          0xffffffffa05c0478
                          0xffffffffa0605afe
                          0xffffffffa04c3c65
                          do_vfs_ioctl
                          sys_ioctl
                          system_call_fastpath
                          0x7ffb7c11f3d7
                          0x7ffb7c11f3d7
                          0xffffc900341c3998

     0.00%          1        addr2line  [kernel.kallsyms]     [k] __khugepaged_exit
                       |
                       --- __khugepaged_exit
                           mmput
                           exec_mmap
                           flush_old_exec
                           load_elf_binary
                           search_binary_handler
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1             perf  [kernel.kallsyms]     [k] schedule_hrtimeout_range_clock
                       |
                       --- schedule_hrtimeout_range_clock
                           poll_schedule_timeout
                           do_poll
                           do_sys_poll
                           sys_poll
                           system_call_fastpath
                           0x7fc73a777b8f
                           __libc_poll

     0.00%          1           expand  libc-2.11.3.so        [.] __libc_fork
                         |
                         --- __libc_fork
                             make_child
                             0x6a6c60

     0.00%          1             grep  [kernel.kallsyms]     [k] do_sigaction
                         |
                         --- do_sigaction
                             sys_rt_sigaction
                             system_call_fastpath
                             0x7f5c31257cf4
                             __GI___libc_sigaction
                             (nil)

     0.00%          1            mmfsd  [nf_conntrack]        [k] cleanup_module
                      |
                      --- cleanup_module
                          nf_conntrack_in
                          nf_iterate
                          nf_hook_slow
                          __ip_local_out
                          ip_local_out
                          ip_queue_xmit
                          tcp_transmit_skb
                          tcp_write_xmit
                          __tcp_push_pending_frames
                          tcp_sendmsg
                          sock_sendmsg
                          ___sys_sendmsg
                          __sys_sendmsg
                          system_call_fastpath
                          0x7ffb7cb55dfd
                          0x7ffb7cb55dfd

     0.00%          1     kworker/11:1  [kernel.kallsyms]     [k] thread_return
               |
               --- thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] internal_add_timer
                |
                --- internal_add_timer
                    add_timer_on
                    queue_delayed_work_on
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] cpufreq_cpu_get
                |
                --- cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      kworker/9:2  [kernel.kallsyms]     [k] do_dbs_timer
                |
                --- do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] pick_next_task_rt
               |
               --- pick_next_task_rt
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] common_perm
                         |
                         --- common_perm
                             apparmor_inode_getattr
                             vfs_getattr
                             vfs_fstatat
                             sys_newstat
                             system_call_fastpath
                             0x7f13c4972765
                             _xstat

     0.00%          1          swapper  [kernel.kallsyms]     [k] enqueue_rt_entity
                    |
                    --- enqueue_rt_entity
                        enqueue_task_rt
                        ttwu_activate
                        ttwu_do_activate
                        try_to_wake_up
                        watchdog_timer_fn
                        __run_hrtimer
                        hrtimer_interrupt
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1           expand  [kernel.kallsyms]     [k] _raw_read_lock
                         |
                         --- _raw_read_lock
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f18f5d78a57
                             __execve
                             0x6a4a10

     0.00%          1          swapper  [ixgbe]               [k] ixgbe_fetch_rx_buffer
                    |
                    --- ixgbe_fetch_rx_buffer
                        ixgbe_clean_rx_irq
                        ixgbe_poll
                        net_rx_action
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        do_IRQ
                        ret_from_intr
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1     kworker/13:1  [kernel.kallsyms]     [k] mutex_lock
               |
               --- mutex_lock
                   do_dbs_timer
                   process_one_work
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1           expand  ld-2.11.3.so          [.] _dl_fixup
                         |
                         --- _dl_fixup

     0.00%          1           expand  bash                  [.] builtin_address_internal
                         |
                         --- builtin_address_internal
                             help_builtin
                             0x6e00656c69662d74

     0.00%          1      kworker/0:0  [kernel.kallsyms]     [k] pick_next_task_rt
                |
                --- pick_next_task_rt
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] lru_add_drain
                         |
                         --- lru_add_drain
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f13c494ea57
                             __execve

     0.00%          1         postgres  [kernel.kallsyms]     [k] kmem_cache_free
                   |
                   --- kmem_cache_free
                       udp_recvmsg
                       inet_recvmsg
                       sock_recvmsg
                       sys_recvfrom
                       system_call_fastpath
                       0x7fb873dc3eb5
                       __libc_recv

     0.00%          1     migration/14  [kernel.kallsyms]     [k] find_first_bit
               |
               --- find_first_bit
                   find_busiest_group
                   load_balance
                   idle_balance
                   thread_return
                   cpu_stopper_thread
                   kthread
                   kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] this_cpu_load
                    |
                    --- this_cpu_load
                        menu_select
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] process_one_work
                |
                --- process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1      migration/6  [kernel.kallsyms]     [k] find_busiest_group
                |
                --- find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    cpu_stopper_thread
                    kthread
                    kernel_thread_helper

     0.00%          1        addr2line  [kernel.kallsyms]     [k] apparmor_cred_prepare
                       |
                       --- apparmor_cred_prepare
                           prepare_creds
                           prepare_exec_creds
                           prepare_bprm_creds
                           do_execve_common
                           sys_execve
                           stub_execve
                           0x7f2abdcb6a57
                           __execve

     0.00%          1     kworker/12:1  [kernel.kallsyms]     [k] __memcpy
               |
               --- __memcpy
                   load_balance
                   idle_balance
                   thread_return
                   worker_thread
                   kthread
                   kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] copy_user_generic_string
                         |
                         --- copy_user_generic_string
                             copy_strings
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7ff3d5742a57
                             __execve
                             0x6a4960
                             0x6a49c0

     0.00%          1          swapper  [kernel.kallsyms]     [k] tick_nohz_get_sleep_length
                    |
                    --- tick_nohz_get_sleep_length
                        menu_select
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/4:1  [kernel.kallsyms]     [k] update_curr
                |
                --- update_curr
                    dequeue_entity
                    dequeue_task_fair
                    __schedule
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1          swapper  [kernel.kallsyms]     [k] lock_hrtimer_base
                    |
                    --- lock_hrtimer_base
                        hrtimer_try_to_cancel
                        hrtimer_cancel
                        tick_nohz_restart
                        tick_nohz_restart_sched_tick
                        cpu_idle

     0.00%          1      kworker/6:1  [kernel.kallsyms]     [k] _raw_spin_unlock_irqrestore
                |
                --- _raw_spin_unlock_irqrestore
                    cpufreq_cpu_get
                    __cpufreq_driver_getavg
                    dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] perf_output_begin
                         |
                         --- perf_output_begin
                             perf_event_comm_output
                             perf_event_comm_ctx
                             perf_event_comm
                             setup_new_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fa3ab341a57
                             0x7fa3ab341a57

     0.00%          1           expand  [kernel.kallsyms]     [k] dput
                         |
                         --- dput
                             path_put
                             path_openat
                             do_filp_open
                             open_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fa3ab341a57
                             __execve
                             0x6a4a10

     0.00%          1      kworker/5:1  [kernel.kallsyms]     [k] dbs_check_cpu
                |
                --- dbs_check_cpu
                    do_dbs_timer
                    process_one_work
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1             grep  [kernel.kallsyms]     [k] prepare_binprm
                         |
                         --- prepare_binprm
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7f4b7dd9ea57
                             __execve
                             0x6a4ab0
                             0x6a4b10
                             0x6a4b70

     0.00%          1          swapper  [kernel.kallsyms]     [k] ttwu_stat
                    |
                    --- ttwu_stat
                        try_to_wake_up
                        __queue_work
                        call_timer_fn
                        run_timer_softirq
                        __do_softirq
                        call_softirq
                        do_softirq
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1             grep  libc-2.11.3.so        [.] __GI__IO_iter_begin
                         |
                         --- __GI__IO_iter_begin
                             make_child
                             0x6a6ab0
                             0x6a6af0
                             0x6a6bc0

     0.00%          1             grep  ld-2.11.3.so          [.] do_lookup_x
                         |
                         --- do_lookup_x

     0.00%          1           expand  [kernel.kallsyms]     [k] mutex_spin_on_owner
                         |
                         --- mutex_spin_on_owner
                             __mutex_lock_slowpath
                             mutex_lock
                             unlink_file_vma
                             free_pgtables
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7ffd976e7a57
                             __execve

     0.00%          1           expand  [kernel.kallsyms]     [k] copy_strings
                         |
                         --- copy_strings
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7ffd976e7a57
                             __execve
                             0x6a4a10

     0.00%          1     kworker/15:1  [kernel.kallsyms]     [k] finish_task_switch
               |
               --- finish_task_switch

     0.00%          1          swapper  [kernel.kallsyms]     [k] rcu_irq_exit
                    |
                    --- rcu_irq_exit
                        irq_exit
                        smp_apic_timer_interrupt
                        apic_timer_interrupt
                        intel_idle
                        cpuidle_idle_call
                        cpu_idle

     0.00%          1      kworker/1:1  [kernel.kallsyms]     [k] find_next_bit
                |
                --- find_next_bit
                    cpumask_next_and
                    find_busiest_group
                    load_balance
                    idle_balance
                    thread_return
                    worker_thread
                    kthread
                    kernel_thread_helper

     0.00%          1           expand  [kernel.kallsyms]     [k] unmap_page_range
                         |
                         --- unmap_page_range
                             unmap_vmas
                             exit_mmap
                             mmput
                             exec_mmap
                             flush_old_exec
                             load_elf_binary
                             search_binary_handler
                             do_execve_common
                             sys_execve
                             stub_execve
                             0x7fdae07b3a57
                             __execve



#
# (For a higher level overview, try: perf report --sort comm,dso)
#