# ========
# captured on: Tue Sep 22 16:24:30 2015
# hostname : aphost2
# os release : 2.6.32-358.23.2.el6.x86_64
# perf version : 2.6.32-358.23.2.el6.x86_64.debug
# arch : x86_64
# nrcpus online : 16
# nrcpus avail : 16
# cpudesc : Intel(R) Xeon(R) CPU E5-4650 0 @ 2.70GHz
# cpuid : GenuineIntel,6,45,7
# total memory : 264414484 kB
# cmdline : /usr/bin/perf record -g -p 774 
# event : name = cycles, type = 0, config = 0x0, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, excl_host = 0, excl_guest = 1, precise_ip = 0, id = { 27 }
# HEADER_CPU_TOPOLOGY info available, use -I to display
# HEADER_NUMA_TOPOLOGY info available, use -I to display
# ========
#
# Samples: 68K of event 'cycles'
# Event count (approx.): 49168525507
#
# Overhead   Command                  Shared Object                                    Symbol
# ........  ........  .............................  ........................................
#
    17.01%  postgres  postgres                       [.] HeapTupleSatisfiesMVCC              
            |
            --- HeapTupleSatisfiesMVCC

     7.97%  postgres  postgres                       [.] bcTruelen                           
            |
            --- bcTruelen

     6.09%  postgres  postgres                       [.] slot_deform_tuple                   
            |
            --- slot_deform_tuple

     5.54%  postgres  postgres                       [.] varstr_cmp                          
            |
            --- varstr_cmp

     5.04%  postgres  [kernel.kallsyms]              [k] page_fault                          
            |
            --- page_fault
               |          
               |--97.70%-- HeapTupleSatisfiesMVCC
               |          
               |--0.81%-- PinBuffer
               |          
               |--0.79%-- LWLockAcquire
               |          
               |--0.67%-- hash_search_with_hash_value
                --0.03%-- [...]

     4.27%  postgres  postgres                       [.] hash_search_with_hash_value         
            |
            --- hash_search_with_hash_value
               |          
               |--0.86%-- 0xd8f16000000000
                --99.14%-- [...]

     3.70%  postgres  postgres                       [.] ExecMakeFunctionResultNoSets        
            |
            --- ExecMakeFunctionResultNoSets

     3.63%  postgres  postgres                       [.] bpchareq                            
            |
            --- bpchareq

     2.99%  postgres  postgres                       [.] slot_getattr                        
            |
            --- slot_getattr

     2.97%  postgres  postgres                       [.] heap_getnext                        
            |
            --- heap_getnext

     2.23%  postgres  postgres                       [.] bpcharle                            
            |
            --- bpcharle

     1.76%  postgres  [kernel.kallsyms]              [k] find_get_page                       
            |
            --- find_get_page
               |          
               |--99.33%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--98.74%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--0.67%-- hash_search_with_hash_value
               |           --0.59%-- [...]
               |          
                --0.67%-- shmem_getpage_gfp
                          shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     1.70%  postgres  postgres                       [.] heap_page_prune_opt                 
            |
            --- heap_page_prune_opt

     1.38%  postgres  postgres                       [.] ExecScan                            
            |
            --- ExecScan

     1.27%  postgres  [kernel.kallsyms]              [k] mem_cgroup_update_file_mapped       
            |
            --- mem_cgroup_update_file_mapped
               |          
               |--97.80%-- page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --2.20%-- __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     1.19%  postgres  postgres                       [.] ExecQual                            
            |
            --- ExecQual

     1.17%  postgres  [kernel.kallsyms]              [k] __do_fault                          
            |
            --- __do_fault
               |          
               |--98.11%-- handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--96.54%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.28%-- hash_search_with_hash_value
               |          |          
               |          |--1.15%-- LWLockAcquire
               |          |          
               |           --1.03%-- PinBuffer
               |          
                --1.89%-- handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     1.07%  postgres  postgres                       [.] heapgetpage                         
            |
            --- heapgetpage

     1.05%  postgres  [kernel.kallsyms]              [k] radix_tree_lookup_slot              
            |
            --- radix_tree_lookup_slot
               |          
               |--94.83%-- find_get_page
               |          find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--94.84%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--2.06%-- LWLockAcquire
               |          |          
               |          |--1.63%-- hash_search_with_hash_value
               |          |          
               |           --1.47%-- PinBuffer
               |          
                --5.17%-- find_lock_page
                          shmem_getpage_gfp
                          shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          |          
                          |--89.19%-- HeapTupleSatisfiesMVCC
                          |          
                          |--5.41%-- LWLockAcquire
                          |          
                          |--2.70%-- PinBuffer
                          |          
                           --2.70%-- hash_search_with_hash_value

     1.02%  postgres  postgres                       [.] ExecEvalScalarVarFast               
            |
            --- ExecEvalScalarVarFast

     0.95%  postgres  postgres                       [.] ExecEvalConst                       
            |
            --- ExecEvalConst

     0.87%  postgres  postgres                       [.] ExecProject                         
            |
            --- ExecProject

     0.77%  postgres  [kernel.kallsyms].vsyscall_fn  [.] vread_tsc                           
            |
            --- vread_tsc
               |          
               |--72.48%-- 0x7fff2dfff814
               |          0x7fff2dfff8bc
               |          __gettimeofday
               |          
                --27.52%-- 0x7fff2dfff8bc
                          __gettimeofday

     0.73%  postgres  postgres                       [.] ExecStoreTuple                      
            |
            --- ExecStoreTuple

     0.73%  postgres  postgres                       [.] pg_detoast_datum_packed             
            |
            --- pg_detoast_datum_packed

     0.73%  postgres  postgres                       [.] hash_any                            
            |
            --- hash_any

     0.69%  postgres  [kernel.kallsyms]              [k] handle_mm_fault                     
            |
            --- handle_mm_fault
               |          
               |--97.03%-- __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--97.59%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--0.88%-- hash_search_with_hash_value
               |          |          
               |          |--0.88%-- LWLockAcquire
               |          |          
               |           --0.66%-- PinBuffer
               |          
                --2.97%-- do_page_fault
                          page_fault
                          |          
                          |--92.86%-- HeapTupleSatisfiesMVCC
                          |          
                           --7.14%-- hash_search_with_hash_value

     0.65%  postgres  postgres                       [.] LWLockAcquire                       
            |
            --- LWLockAcquire

     0.63%  postgres  [kernel.kallsyms]              [k] find_lock_page                      
            |
            --- find_lock_page
               |          
               |--98.84%-- shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--98.35%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--0.71%-- PinBuffer
               |          |          
               |          |--0.71%-- hash_search_with_hash_value
               |           --0.24%-- [...]
               |          
                --1.16%-- shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.60%  postgres  postgres                       [.] check_stack_depth                   
            |
            --- check_stack_depth

     0.60%  postgres  postgres                       [.] add_abs                             
            |
            --- add_abs

     0.60%  postgres  postgres                       [.] AllocSetAlloc                       
            |
            --- AllocSetAlloc

     0.60%  postgres  [kernel.kallsyms]              [k] __do_page_fault                     
            |
            --- __do_page_fault
               |          
               |--94.83%-- do_page_fault
               |          page_fault
               |          |          
               |          |--97.40%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.04%-- PinBuffer
               |          |          
               |          |--0.78%-- LWLockAcquire
               |          |          
               |           --0.78%-- hash_search_with_hash_value
               |          
                --5.17%-- page_fault
                          |          
                          |--95.35%-- HeapTupleSatisfiesMVCC
                          |          
                           --4.65%-- hash_search_with_hash_value

     0.58%  postgres  postgres                       [.] do_numeric_accum                    
            |
            --- do_numeric_accum
               |          
               |--88.58%-- 0x0
               |          
               |--1.01%-- slot_getsomeattrs
                --10.41%-- [...]

     0.54%  postgres  postgres                       [.] SeqNext                             
            |
            --- SeqNext

     0.52%  postgres  [kernel.kallsyms]              [k] shmem_fault                         
            |
            --- shmem_fault
               |          
               |--95.22%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--96.92%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.30%-- hash_search_with_hash_value
               |          |          
               |          |--1.18%-- LWLockAcquire
               |          |          
               |           --0.59%-- PinBuffer
               |          
                --4.78%-- handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          |          
                          |--94.12%-- HeapTupleSatisfiesMVCC
                          |          
                           --5.88%-- PinBuffer

     0.51%  postgres  [kernel.kallsyms]              [k] shmem_getpage_gfp                   
            |
            --- shmem_getpage_gfp
               |          
               |--98.57%-- shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--97.39%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.16%-- hash_search_with_hash_value
               |          |          
               |          |--1.16%-- PinBuffer
               |           --0.29%-- [...]
               |          
                --1.43%-- __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.50%  postgres  postgres                       [.] pgstat_end_function_usage           
            |
            --- pgstat_end_function_usage
               |          
               |--11.50%-- add_var
               |          
               |--0.30%-- 0x8a65f00497ac1
               |          
               |--0.30%-- 0x1564cf00497ac1
               |          
               |--0.30%-- 0xb020d00497ac1
               |          
               |--0.30%-- 0xa5bf600497ac1
               |          
               |--0.30%-- 0xf751200497ac1
               |          
               |--0.30%-- 0xb204100497ac1
               |          
               |--0.30%-- 0x11664000497ac1
               |          
               |--0.30%-- 0xace9200497ac1
               |          
               |--0.30%-- 0x4de1500497ac1
               |          
               |--0.30%-- 0xfb8ec00497ac1
               |          
               |--0.30%-- 0xadf7d00497ac1
               |          
               |--0.30%-- 0x24c0d00497ac1
               |          
               |--0.30%-- 0x2106d700497ac1
               |          
               |--0.30%-- 0x14ab2c00497ac1
               |          
               |--0.30%-- 0x194c2700497ac1
               |          
               |--0.30%-- 0x50ba600497ac1
               |          
               |--0.30%-- 0x5a96b00497ac1
               |          
               |--0.30%-- 0x237e5100497ac1
               |          
               |--0.30%-- 0x127a9a00497ac1
               |          
               |--0.30%-- 0x1d397900497ac1
               |          
               |--0.30%-- 0xb68c600497ac1
               |          
               |--0.30%-- 0x1b6c200497ac1
               |          
               |--0.30%-- 0x10fac400497ac1
               |          
               |--0.30%-- 0x149b4000497ac1
               |          
               |--0.30%-- 0x1e0c6000497ac1
               |          
               |--0.30%-- 0x98e100497ac1
               |          
               |--0.30%-- 0x141f6300497ac1
               |          
               |--0.30%-- 0xf650700497ac1
               |          
               |--0.30%-- 0x38de300497ac1
               |          
               |--0.30%-- 0x5ebe600497ac1
               |          
               |--0.30%-- 0x10b05800497ac1
               |          
               |--0.30%-- 0x9ae2700497ac1
               |          
               |--0.30%-- 0x1b639800497ac1
               |          
               |--0.30%-- 0x1e7ba700497ac1
               |          
               |--0.30%-- 0x1d523e00497ac1
               |          
               |--0.30%-- 0x104b4200497ac1
               |          
               |--0.30%-- 0xe906900497ac1
               |          
               |--0.30%-- 0x1030f800497ac1
               |          
               |--0.30%-- 0x76ed500497ac1
               |          
               |--0.30%-- 0x1eae0e00497ac1
               |          
               |--0.30%-- 0x19587c00497ac1
               |          
               |--0.30%-- 0x2402900497ac1
               |          
               |--0.30%-- 0x1ff36500497ac1
               |          
               |--0.30%-- 0x747ef00497ac1
               |          
               |--0.30%-- 0xecf4300497ac1
               |          
               |--0.30%-- 0x17307100497ac1
               |          
               |--0.30%-- 0x1e2c4b00497ac1
               |          
               |--0.30%-- 0x3aa1200497ac1
               |          
               |--0.30%-- 0xba1f700497ac1
               |          
               |--0.30%-- 0x16aea100497ac1
               |          
               |--0.30%-- 0xae86300497ac1
               |          
               |--0.30%-- 0xf594300497ac1
               |          
               |--0.30%-- 0x1725e500497ac1
               |          
               |--0.30%-- 0x20ff7600497ac1
               |          
               |--0.30%-- 0x1e5dad00497ac1
               |          
               |--0.30%-- 0x1aeb6f00497ac1
               |          
               |--0.30%-- 0x12172300497ac1
               |          
               |--0.30%-- 0xb0a9c00497ac1
               |          
               |--0.30%-- 0x184a3900497ac1
               |          
               |--0.30%-- 0x759e200497ac1
               |          
               |--0.30%-- 0xdc90800497ac1
               |          
               |--0.30%-- 0x116a5c00497ac1
               |          
               |--0.30%-- 0x1027fc00497ac1
               |          
               |--0.30%-- 0x201e9100497ac1
               |          
               |--0.30%-- 0x21c37500497ac1
               |          
               |--0.30%-- 0x12329400497ac1
               |          
               |--0.30%-- 0x5414b00497ac1
               |          
               |--0.30%-- 0x86fc900497ac1
               |          
               |--0.30%-- 0xbc3c200497ac1
               |          
               |--0.30%-- 0x1bfce500497ac1
               |          
               |--0.30%-- 0xec78600497ac1
               |          
               |--0.30%-- 0x1e025600497ac1
               |          
               |--0.30%-- 0x17c2d900497ac1
               |          
               |--0.30%-- 0x5308600497ac1
               |          
               |--0.30%-- 0x190b1500497ac1
               |          
               |--0.30%-- 0x1a04c600497ac1
               |          
               |--0.30%-- 0x1b0c7100497ac1
               |          
               |--0.30%-- 0xf0f9b00497ac1
               |          
               |--0.30%-- 0x139eea00497ac1
               |          
               |--0.29%-- 0x11d48700497ac1
               |          
               |--0.29%-- 0x15135e00497ac1
               |          
               |--0.29%-- 0xd6d1300497ac1
               |          
               |--0.29%-- 0x1f213a00497ac1
               |          
               |--0.29%-- 0x61e5800497ac1
               |          
               |--0.29%-- 0x227d7900497ac1
               |          
               |--0.29%-- 0x11d8e700497ac1
               |          
               |--0.29%-- 0x21553f00497ac1
               |          
               |--0.29%-- 0x157deb00497ac1
               |          
               |--0.29%-- 0x18117100497ac1
               |          
               |--0.29%-- 0xaaf3e00497ac1
               |          
               |--0.29%-- 0x7bb6b00497ac1
               |          
               |--0.29%-- 0x22a18b00497ac1
               |          
               |--0.29%-- 0x1eda1a00497ac1
               |          
               |--0.29%-- 0x17d85e00497ac1
               |          
               |--0.29%-- 0x6091400497ac1
               |          
               |--0.29%-- 0x19cb2000497ac1
               |          
               |--0.29%-- 0x17596f00497ac1
               |          
               |--0.29%-- 0x2063c100497ac1
               |          
               |--0.29%-- 0x132fad00497ac1
               |          
               |--0.29%-- 0x1090e000497ac1
               |          
               |--0.29%-- 0x1efc0e00497ac1
               |          
               |--0.29%-- 0xf7d6700497ac1
               |          
               |--0.29%-- 0x1799900497ac1
               |          
               |--0.29%-- 0x22aa8100497ac1
               |          
               |--0.29%-- 0x20000e00497ac1
               |          
               |--0.29%-- 0x8551c00497ac1
               |          
               |--0.29%-- 0x59c8500497ac1
               |          
               |--0.29%-- 0x9e20700497ac1
               |          
               |--0.29%-- 0x22281400497ac1
               |          
               |--0.29%-- 0x1e0e6700497ac1
               |          
               |--0.29%-- 0x23bbf600497ac1
               |          
               |--0.29%-- 0x15a78000497ac1
               |          
               |--0.29%-- 0xa34cc00497ac1
               |          
               |--0.29%-- 0x8aa2000497ac1
               |          
               |--0.29%-- 0x56d6200497ac1
               |          
               |--0.29%-- 0x1c3b9700497ac1
               |          
               |--0.29%-- 0x13c0d600497ac1
               |          
               |--0.29%-- 0x158dfd00497ac1
               |          
               |--0.29%-- 0x16e17a00497ac1
               |          
               |--0.29%-- 0x1b153a00497ac1
               |          
               |--0.29%-- 0x12ff4d00497ac1
               |          
               |--0.29%-- 0x18f71900497ac1
               |          
               |--0.29%-- 0x16bcb000497ac1
               |          
               |--0.29%-- 0x13938900497ac1
               |          
               |--0.29%-- 0x177e3600497ac1
               |          
               |--0.29%-- 0x161eac00497ac1
               |          
               |--0.29%-- 0x22d5b100497ac1
               |          
               |--0.29%-- 0x1aca5700497ac1
               |          
               |--0.29%-- 0x119a3b00497ac1
                --50.44%-- [...]

     0.49%  postgres  postgres                       [.] pgstat_init_function_usage          
            |
            --- pgstat_init_function_usage

     0.46%  postgres  postgres                       [.] advance_transition_function         
            |
            --- advance_transition_function

     0.45%  postgres  postgres                       [.] PinBuffer                           
            |
            --- PinBuffer

     0.44%  postgres  [kernel.kallsyms]              [k] handle_pte_fault                    
            |
            --- handle_pte_fault
               |          
               |--94.04%-- handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--99.27%-- HeapTupleSatisfiesMVCC
               |           --0.73%-- [...]
               |          
                --5.96%-- __do_page_fault
                          do_page_fault
                          page_fault
                          |          
                          |--94.44%-- HeapTupleSatisfiesMVCC
                          |          
                           --5.56%-- PinBuffer

     0.44%  postgres  [vdso]                         [.] 0x00007fff2dfff7ee                  
            |          
            |--11.71%-- 0x7fff2dfff81f
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--9.70%-- 0x7fff2dfff8d4
            |          __gettimeofday
            |          
            |--7.36%-- 0x7fff2dfff82a
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--5.02%-- 0x7fff2dfff830
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--4.35%-- 0x7fff2dfff826
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--3.68%-- 0x7fff2dfff8db
            |          __gettimeofday
            |          
            |--3.35%-- 0x7fff2dfff80a
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--3.34%-- 0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--3.34%-- 0x7fff2dfff814
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--3.01%-- 0x7fff2dfff7d0
            |          __gettimeofday
            |          
            |--2.68%-- 0x7fff2dfff806
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--2.68%-- 0x7fff2dfff7d6
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--2.68%-- 0x7fff2dfff8d8
            |          __gettimeofday
            |          
            |--2.68%-- 0x7fff2dfff8cd
            |          __gettimeofday
            |          
            |--2.34%-- 0x7fff2dfff8a4
            |          __gettimeofday
            |          
            |--2.34%-- 0x7fff2dfff8c0
            |          __gettimeofday
            |          
            |--2.01%-- 0x7fff2dfff890
            |          
            |--2.01%-- 0x7fff2dfff8e9
            |          __gettimeofday
            |          
            |--2.00%-- 0x7fff2dfff7d7
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.67%-- 0x7fff2dfff89d
            |          __gettimeofday
            |          
            |--1.67%-- 0x7fff2dfff7d1
            |          __gettimeofday
            |          
            |--1.67%-- 0x7fff2dfff872
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.67%-- 0x7fff2dfff8df
            |          __gettimeofday
            |          
            |--1.67%-- 0x7fff2dfff811
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.67%-- 0x7fff2dfff89b
            |          __gettimeofday
            |          
            |--1.34%-- 0x7fff2dfff891
            |          
            |--1.34%-- 0x7fff2dfff7fc
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.33%-- 0x7fff2dfff86a
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.00%-- 0x7fff2dfff839
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.00%-- 0x7fff2dfff8a1
            |          __gettimeofday
            |          
            |--1.00%-- 0x7fff2dfff7e4
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--1.00%-- 0x7fff2dfff898
            |          
            |--1.00%-- 0x7fff2dfff8b0
            |          __gettimeofday
            |          
            |--1.00%-- 0x7fff2dfff863
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--0.67%-- 0x7fff2dfff8ab
            |          __gettimeofday
            |          
            |--0.67%-- 0x7fff2dfff83d
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--0.67%-- 0x7fff2dfff7ee
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--0.67%-- 0x7fff2dfff7d4
            |          0x7fff2dfff8bc
            |          __gettimeofday
            |          
            |--0.67%-- 0x7fff2dfff803
            |          0x7fff2dfff8bc
            |          __gettimeofday
             --0.33%-- [...]

     0.43%  postgres  [kernel.kallsyms]              [k] page_add_file_rmap                  
            |
            --- page_add_file_rmap
               |          
               |--95.22%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--96.77%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.43%-- LWLockAcquire
               |          |          
               |          |--1.08%-- PinBuffer
               |          |          
               |           --0.72%-- hash_search_with_hash_value
               |          
                --4.78%-- handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.43%  postgres  [kernel.kallsyms]              [k] __wake_up_bit                       
            |
            --- __wake_up_bit
               |          
               |--96.59%-- unlock_page
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--91.87%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--3.89%-- LWLockAcquire
               |          |          
               |          |--2.47%-- PinBuffer
               |          |          
               |           --1.77%-- hash_search_with_hash_value
               |          
               |--3.07%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
                --0.34%-- [...]

     0.43%  postgres  postgres                       [.] make_result                         
            |
            --- make_result

     0.39%  postgres  [kernel.kallsyms]              [k] page_waitqueue                      
            |
            --- page_waitqueue
               |          
               |--98.11%-- unlock_page
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--92.28%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--3.09%-- LWLockAcquire
               |          |          
               |          |--2.70%-- PinBuffer
               |          |          
               |           --1.93%-- hash_search_with_hash_value
               |          
                --1.89%-- __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.37%  postgres  postgres                       [.] advance_aggregates                  
            |
            --- advance_aggregates

     0.37%  postgres  postgres                       [.] XidInMVCCSnapshot                   
            |
            --- XidInMVCCSnapshot

     0.36%  postgres  postgres                       [.] CheckForSerializableConflictOut     
            |
            --- CheckForSerializableConflictOut

     0.34%  postgres  postgres                       [.] ExecClearTuple                      
            |
            --- ExecClearTuple

     0.33%  postgres  [kernel.kallsyms]              [k] up_read                             
            |
            --- up_read
               |          
               |--94.20%-- __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--96.21%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.90%-- LWLockAcquire
               |          |          
               |          |--1.42%-- PinBuffer
               |           --0.47%-- [...]
               |          
                --5.80%-- do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.32%  postgres  postgres                       [.] LWLockRelease                       
            |
            --- LWLockRelease

     0.30%  postgres  postgres                       [.] ExecAgg                             
            |
            --- ExecAgg

     0.29%  postgres  [kernel.kallsyms]              [k] _spin_lock                          
            |
            --- _spin_lock
               |          
               |--84.93%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--98.22%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --1.78%-- LWLockAcquire
               |          
               |--5.03%-- do_timer
               |          tick_do_update_jiffies64
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--10.00%-- ExecMakeFunctionResultNoSets
               |          |          
               |          |--10.00%-- __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          hash_search_with_hash_value
               |          |          
               |          |--10.00%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--10.00%-- ExecQual
               |          |          
               |          |--10.00%-- ReadBuffer_common
               |          |          
               |          |--10.00%-- do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--10.00%-- ExecAgg
               |          |          
               |          |--10.00%-- lc_collate_is_c
               |          |          
               |          |--10.00%-- heapgetpage
               |          |          
               |           --9.99%-- find_lock_page
               |                     shmem_getpage_gfp
               |                     shmem_fault
               |                     __do_fault
               |                     handle_pte_fault
               |                     handle_mm_fault
               |                     __do_page_fault
               |                     do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
               |--5.02%-- handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--90.01%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --9.99%-- LWLockAcquire
               |          
               |--1.50%-- scheduler_tick
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--33.38%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--33.37%-- free_var
               |          |          
               |           --33.25%-- varstr_cmp
               |          
               |--1.01%-- tick_do_update_jiffies64
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.01%-- add_abs
               |          |          
               |           --49.99%-- advance_transition_function
               |          
               |--0.50%-- update_vsyscall
               |          timekeeping_update
               |          do_timer
               |          tick_do_update_jiffies64
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          HeapTupleSatisfiesMVCC
               |          
               |--0.50%-- force_quiescent_state
               |          __rcu_process_callbacks
               |          rcu_process_callbacks
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          bcTruelen
               |          
               |--0.50%-- hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          ExecScan
               |          
               |--0.50%-- __pte_alloc
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --0.50%-- __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          ExecProcNode

     0.27%  postgres  [kernel.kallsyms]              [k] unlock_page                         
            |
            --- unlock_page
               |          
               |--94.09%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--97.14%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--2.29%-- LWLockAcquire
               |          |          
               |           --0.57%-- PinBuffer
               |          
                --5.91%-- handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.27%  postgres  [kernel.kallsyms]              [k] _cond_resched                       
            |
            --- _cond_resched
               |          
               |--83.52%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--96.05%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--1.98%-- hash_search_with_hash_value
               |          |          
               |          |--1.32%-- PinBuffer
               |          |          
               |           --0.66%-- LWLockAcquire
               |          
               |--8.79%-- __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--4.94%-- do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--1.65%-- shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--0.55%-- __alloc_pages_nodemask
               |          alloc_pages_current
               |          pte_alloc_one
               |          __pte_alloc
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --0.55%-- alloc_pages_current
                          pte_alloc_one
                          __pte_alloc
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.27%  postgres  postgres                       [.] MemoryContextReset                  
            |
            --- MemoryContextReset

     0.27%  postgres  postgres                       [.] int64_to_numericvar                 
            |
            --- int64_to_numericvar

     0.26%  postgres  postgres                       [.] lc_collate_is_c                     
            |
            --- lc_collate_is_c

     0.24%  postgres  [kernel.kallsyms]              [k] down_read_trylock                   
            |
            --- down_read_trylock
               |          
               |--93.94%-- __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--96.13%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--2.58%-- hash_search_with_hash_value
               |          |          
               |           --1.29%-- LWLockAcquire
               |          
                --6.06%-- do_page_fault
                          page_fault
                          |          
                          |--80.00%-- HeapTupleSatisfiesMVCC
                          |          
                          |--10.00%-- LWLockAcquire
                          |          
                           --10.00%-- hash_search_with_hash_value

     0.24%  postgres  postgres                       [.] slot_getsomeattrs                   
            |
            --- slot_getsomeattrs

     0.23%  postgres  postgres                       [.] UnpinBuffer.clone.0                 
            |
            --- UnpinBuffer.clone.0

     0.22%  postgres  postgres                       [.] int8_avg_accum                      
            |
            --- int8_avg_accum

     0.22%  postgres  postgres                       [.] pfree                               
            |
            --- pfree

     0.21%  postgres  postgres                       [.] GetPrivateRefCountEntry             
            |
            --- GetPrivateRefCountEntry

     0.20%  postgres  postgres                       [.] palloc                              
            |
            --- palloc

     0.19%  postgres  postgres                       [.] execTuplesMatch                     
            |
            --- execTuplesMatch

     0.19%  postgres  postgres                       [.] ExecStoreMinimalTuple               
            |
            --- ExecStoreMinimalTuple

     0.18%  postgres  postgres                       [.] ReadBuffer_common                   
            |
            --- ReadBuffer_common

     0.18%  postgres  postgres                       [.] AllocSetReset                       
            |
            --- AllocSetReset

     0.18%  postgres  postgres                       [.] ResourceOwnerForgetBuffer           
            |
            --- ResourceOwnerForgetBuffer

     0.17%  postgres  [kernel.kallsyms]              [k] error_entry                         
            |
            --- error_entry
               |          
               |--96.64%-- HeapTupleSatisfiesMVCC
               |          
               |--1.68%-- LWLockAcquire
               |          
               |--0.84%-- PinBuffer
               |          
                --0.84%-- hash_search_with_hash_value

     0.17%  postgres  postgres                       [.] init_var_from_num                   
            |
            --- init_var_from_num
               |          
               |--67.22%-- 0x0
               |          
                --32.78%-- slot_getsomeattrs

     0.17%  postgres  postgres                       [.] AllocSetFree                        
            |
            --- AllocSetFree

     0.16%  postgres  postgres                       [.] TransactionIdPrecedes               
            |
            --- TransactionIdPrecedes

     0.16%  postgres  postgres                       [.] TupleHashTableHash                  
            |
            --- TupleHashTableHash
               |          
               |--22.23%-- 0xda9000
                --77.77%-- [...]

     0.15%  postgres  [kernel.kallsyms]              [k] __inc_zone_state                    
            |
            --- __inc_zone_state
               |          
               |--90.29%-- __inc_zone_page_state
               |          page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--7.77%-- page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--0.97%-- get_page_from_freelist
               |          __alloc_pages_nodemask
               |          alloc_pages_current
               |          pte_alloc_one
               |          __pte_alloc
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --0.97%-- zone_statistics
                          get_page_from_freelist
                          __alloc_pages_nodemask
                          alloc_pages_current
                          pte_alloc_one
                          __pte_alloc
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.15%  postgres  postgres                       [.] ExecProcNode                        
            |
            --- ExecProcNode

     0.15%  postgres  postgres                       [.] alloc_var                           
            |
            --- alloc_var

     0.15%  postgres  postgres                       [.] int4_sum                            
            |
            --- int4_sum

     0.14%  postgres  postgres                       [.] LookupTupleHashEntry                
            |
            --- LookupTupleHashEntry
               |          
               |--61.76%-- 0xd8f16000000000
                --38.24%-- [...]

     0.13%  postgres  postgres                       [.] DirectFunctionCall1Coll             
            |
            --- DirectFunctionCall1Coll

     0.13%  postgres  [kernel.kallsyms]              [k] do_page_fault                       
            |
            --- do_page_fault
               |          
               |--88.84%-- page_fault
               |          |          
               |          |--94.26%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--3.77%-- PinBuffer
               |          |          
               |           --1.97%-- hash_search_with_hash_value
               |          
                --11.16%-- HeapTupleSatisfiesMVCC

     0.12%  postgres  [kernel.kallsyms]              [k] native_set_pte_at                   
            |
            --- native_set_pte_at
               |          
               |--83.81%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--93.60%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--2.97%-- LWLockAcquire
               |          |          
               |          |--1.95%-- hash_search_with_hash_value
               |          |          
               |           --1.49%-- PinBuffer
               |          
                --16.19%-- handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.11%  postgres  postgres                       [.] hashbpchar                          
            |
            --- hashbpchar

     0.11%  postgres  postgres                       [.] FunctionCall2Coll                   
            |
            --- FunctionCall2Coll

     0.11%  postgres  [kernel.kallsyms]              [k] find_vma                            
            |
            --- find_vma
               |          
               |--80.83%-- __do_page_fault
               |          do_page_fault
               |          page_fault
               |          |          
               |          |--93.22%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--3.39%-- LWLockAcquire
               |          |          
               |           --3.39%-- PinBuffer
               |          
                --19.17%-- do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.11%  postgres  postgres                       [.] InstrStopNode                       
            |
            --- InstrStopNode

     0.10%  postgres  libc-2.12.so                   [.] memcpy                              
            |
            --- memcpy

     0.10%  postgres  postgres                       [.] FunctionCall1Coll                   
            |
            --- FunctionCall1Coll

     0.09%  postgres  [kernel.kallsyms]              [k] lookup_page_cgroup                  
            |
            --- lookup_page_cgroup
               |          
               |--77.42%-- mem_cgroup_update_file_mapped
               |          page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --22.58%-- page_add_file_rmap
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.09%  postgres  postgres                       [.] int8_numeric                        
            |
            --- int8_numeric

     0.08%  postgres  postgres                       [.] ResourceOwnerRememberBuffer         
            |
            --- ResourceOwnerRememberBuffer

     0.08%  postgres  postgres                       [.] ss_report_location                  
            |
            --- ss_report_location

     0.07%  postgres  postgres                       [.] ReadBufferExtended                  
            |
            --- ReadBufferExtended

     0.07%  postgres  postgres                       [.] add_var                             
            |
            --- add_var
               |          
               |--64.58%-- 0x0
                --35.42%-- [...]

     0.06%  postgres  libc-2.12.so                   [.] __gettimeofday                      
            |
            --- __gettimeofday

     0.06%  postgres  postgres                       [.] strip_var                           
            |
            --- strip_var

     0.06%  postgres  postgres                       [.] free_var                            
            |
            --- free_var

     0.06%  postgres  postgres                       [.] TupleHashTableMatch                 
            |
            --- TupleHashTableMatch

     0.06%  postgres  [kernel.kallsyms]              [k] error_exit                          
            |
            --- error_exit
               |          
               |--95.12%-- HeapTupleSatisfiesMVCC
               |          
               |--2.44%-- LWLockAcquire
               |          
                --2.44%-- PinBuffer

     0.06%  postgres  postgres                       [.] hash_search                         
            |
            --- hash_search
               |          
               |--60.00%-- 0xda9000
               |          
                --40.00%-- 0xd8f16000000000

     0.05%  postgres  postgres                       [.] LockBuffer                          
            |
            --- LockBuffer

     0.05%  postgres  [kernel.kallsyms]              [k] __inc_zone_page_state               
            |
            --- __inc_zone_page_state
               |          
               |--55.88%-- page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --44.12%-- __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.05%  postgres  postgres                       [.] ResourceOwnerEnlargeBuffers         
            |
            --- ResourceOwnerEnlargeBuffers

     0.05%  postgres  [kernel.kallsyms]              [k] retint_swapgs                       
            |
            --- retint_swapgs
               |          
               |--96.97%-- HeapTupleSatisfiesMVCC
               |          
                --3.03%-- PinBuffer

     0.05%  postgres  [kernel.kallsyms]              [k] clear_page_c                        
            |
            --- clear_page_c
                __alloc_pages_nodemask
                alloc_pages_current
                pte_alloc_one
                __pte_alloc
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.04%  postgres  postgres                       [.] InstrStartNode                      
            |
            --- InstrStartNode

     0.04%  postgres  [kernel.kallsyms]              [k] restore_args                        
            |
            --- restore_args
               |          
               |--96.15%-- HeapTupleSatisfiesMVCC
               |          
                --3.85%-- slot_deform_tuple

     0.04%  postgres  postgres                       [.] fetch_input_tuple                   
            |
            --- fetch_input_tuple

     0.04%  postgres  postgres                       [.] MemoryContextResetOnly              
            |
            --- MemoryContextResetOnly

     0.03%  postgres  postgres                       [.] get_hash_value                      
            |
            --- get_hash_value

     0.03%  postgres  postgres                       [.] IncrBufferRefCount                  
            |
            --- IncrBufferRefCount

     0.03%  postgres  [kernel.kallsyms]              [k] _spin_lock_irqsave                  
            |
            --- _spin_lock_irqsave
               |          
               |--71.43%-- ntp_tick_length
               |          do_timer
               |          tick_do_update_jiffies64
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--33.34%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--13.34%-- varstr_cmp
               |          |          
               |          |--13.33%-- bcTruelen
               |          |          
               |          |--13.31%-- heapgetpage
               |          |          
               |          |--6.67%-- ExecScan
               |          |          
               |          |--6.67%-- slot_deform_tuple
               |          |          
               |          |--6.67%-- heap_getnext
               |          |          
               |           --6.67%-- bpcharle
               |          
               |--14.28%-- __rcu_process_callbacks
               |          rcu_process_callbacks
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--33.34%-- BufTableLookup
               |          |          
               |          |--33.33%-- hash_search_with_hash_value
               |          |          
               |           --33.33%-- bcTruelen
               |          
               |--9.52%-- rcu_process_dyntick
               |          force_quiescent_state
               |          __rcu_process_callbacks
               |          rcu_process_callbacks
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.01%-- ExecQual
               |          |          
               |           --49.99%-- SeqNext
               |          
                --4.76%-- do_timer
                          tick_do_update_jiffies64
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          add_abs

     0.03%  postgres  postgres                       [.] ExecStoreVirtualTuple               
            |
            --- ExecStoreVirtualTuple

     0.03%  postgres  libc-2.12.so                   [.] __memcmp_sse4_1                     
            |
            --- __memcmp_sse4_1

     0.03%  postgres  postgres                       [.] ReleaseBuffer                       
            |
            --- ReleaseBuffer

     0.03%  postgres  [kernel.kallsyms]              [k] scheduler_tick                      
            |
            --- scheduler_tick
               |          
               |--95.00%-- update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--26.32%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--10.53%-- varstr_cmp
               |          |          
               |          |--5.27%-- shmem_getpage_gfp
               |          |          shmem_fault
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--5.27%-- do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--5.26%-- ExecClearTuple
               |          |          
               |          |--5.26%-- bcTruelen
               |          |          
               |          |--5.26%-- ExecScan
               |          |          
               |          |--5.26%-- find_get_page
               |          |          find_lock_page
               |          |          shmem_getpage_gfp
               |          |          shmem_fault
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--5.26%-- slot_getattr
               |          |          
               |          |--5.26%-- do_numeric_accum
               |          |          
               |          |--5.26%-- hash_search_with_hash_value
               |          |          
               |          |--5.26%-- bpchareq
               |          |          
               |          |--5.26%-- find_lock_page
               |          |          shmem_getpage_gfp
               |          |          shmem_fault
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |           --5.26%-- pg_detoast_datum_packed
               |          
                --5.00%-- tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          find_lock_page
                          shmem_getpage_gfp
                          shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.03%  postgres  postgres                       [.] IsCatalogClass                      
            |
            --- IsCatalogClass

     0.02%  postgres  postgres                       [.] BufTableLookup                      
            |
            --- BufTableLookup

     0.02%  postgres  [kernel.kallsyms]              [k] rcu_process_gp_end                  
            |
            --- rcu_process_gp_end
               |          
               |--87.50%-- __rcu_process_callbacks
               |          rcu_process_callbacks
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--14.29%-- bcTruelen
               |          |          
               |          |--14.28%-- hash_any
               |          |          
               |          |--7.15%-- add_abs
               |          |          
               |          |--7.15%-- ExecQual
               |          |          
               |          |--7.14%-- pg_detoast_datum_packed
               |          |          
               |          |--7.14%-- shmem_getpage_gfp
               |          |          shmem_fault
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--7.14%-- bpchareq
               |          |          
               |          |--7.14%-- FunctionCall1Coll
               |          |          
               |          |--7.14%-- ExecStoreTuple
               |          |          
               |          |--7.14%-- ExecEvalScalarVarFast
               |          |          
               |          |--7.14%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --7.14%-- page_add_file_rmap
               |                     __do_fault
               |                     handle_pte_fault
               |                     handle_mm_fault
               |                     __do_page_fault
               |                     do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
                --12.50%-- rcu_process_callbacks
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          |          
                          |--50.01%-- ExecEvalScalarVarFast
                          |          
                           --49.99%-- hash_search_with_hash_value

     0.02%  postgres  [kernel.kallsyms]              [k] __do_softirq                        
            |
            --- __do_softirq
                call_softirq
                do_softirq
                irq_exit
               |          
               |--92.85%-- smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--23.08%-- bpcharle
               |          |          
               |          |--15.39%-- do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--7.69%-- heap_getnext
               |          |          
               |          |--7.69%-- handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--7.69%-- ExecEvalScalarVarFast
               |          |          
               |          |--7.69%-- ExecScan
               |          |          
               |          |--7.69%-- varstr_cmp
               |          |          
               |          |--7.69%-- __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--7.69%-- bpchareq
               |          |          
               |           --7.68%-- shmem_getpage_gfp
               |                     shmem_fault
               |                     __do_fault
               |                     handle_pte_fault
               |                     handle_mm_fault
               |                     __do_page_fault
               |                     do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
                --7.15%-- do_IRQ
                          ret_from_intr
                          HeapTupleSatisfiesMVCC

     0.02%  postgres  [kernel.kallsyms]              [k] ring_buffer_lock_reserve            
            |
            --- ring_buffer_lock_reserve
               |          
               |--92.31%-- trace_buffer_lock_reserve
               |          trace_current_buffer_lock_reserve
               |          |          
               |          |--91.67%-- ftrace_raw_event_id_softirq
               |          |          |          
               |          |          |--54.56%-- ftrace_raw_event_softirq_raise
               |          |          |          raise_softirq
               |          |          |          |          
               |          |          |          |--66.66%-- run_local_timers
               |          |          |          |          update_process_times
               |          |          |          |          tick_sched_timer
               |          |          |          |          __run_hrtimer
               |          |          |          |          hrtimer_interrupt
               |          |          |          |          smp_apic_timer_interrupt
               |          |          |          |          apic_timer_interrupt
               |          |          |          |          |          
               |          |          |          |          |--25.01%-- heapgetpage
               |          |          |          |          |          
               |          |          |          |          |--25.01%-- ExecScan
               |          |          |          |          |          
               |          |          |          |          |--25.00%-- do_page_fault
               |          |          |          |          |          page_fault
               |          |          |          |          |          HeapTupleSatisfiesMVCC
               |          |          |          |          |          
               |          |          |          |           --24.99%-- ExecEvalConst
               |          |          |          |          
               |          |          |           --33.34%-- rcu_check_callbacks
               |          |          |                     update_process_times
               |          |          |                     tick_sched_timer
               |          |          |                     __run_hrtimer
               |          |          |                     hrtimer_interrupt
               |          |          |                     smp_apic_timer_interrupt
               |          |          |                     apic_timer_interrupt
               |          |          |                     |          
               |          |          |                     |--50.00%-- HeapTupleSatisfiesMVCC
               |          |          |                     |          
               |          |          |                      --50.00%-- __do_fault
               |          |          |                                handle_pte_fault
               |          |          |                                handle_mm_fault
               |          |          |                                __do_page_fault
               |          |          |                                do_page_fault
               |          |          |                                page_fault
               |          |          |                                HeapTupleSatisfiesMVCC
               |          |          |          
               |          |           --45.44%-- ftrace_raw_event_softirq_entry
               |          |                     __do_softirq
               |          |                     call_softirq
               |          |                     do_softirq
               |          |                     irq_exit
               |          |                     smp_apic_timer_interrupt
               |          |                     apic_timer_interrupt
               |          |                     |          
               |          |                     |--40.02%-- slot_deform_tuple
               |          |                     |          
               |          |                     |--20.01%-- ExecMakeFunctionResultNoSets
               |          |                     |          
               |          |                     |--19.99%-- varstr_cmp
               |          |                     |          
               |          |                      --19.99%-- do_page_fault
               |          |                                page_fault
               |          |                                HeapTupleSatisfiesMVCC
               |          |          
               |           --8.33%-- ftrace_raw_event_sched_stat_runtime
               |                     update_curr
               |                     task_tick_fair
               |                     scheduler_tick
               |                     update_process_times
               |                     tick_sched_timer
               |                     __run_hrtimer
               |                     hrtimer_interrupt
               |                     smp_apic_timer_interrupt
               |                     apic_timer_interrupt
               |                     ExecEvalConst
               |          
                --7.69%-- trace_current_buffer_lock_reserve
                          ftrace_raw_event_id_softirq
                          ftrace_raw_event_softirq_raise
                          raise_softirq
                          run_local_timers
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          HeapTupleSatisfiesMVCC

     0.02%  postgres  [kernel.kallsyms]              [k] run_timer_softirq                   
            |
            --- run_timer_softirq
               |          
               |--66.68%-- __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--12.51%-- bpchareq
               |          |          
               |          |--12.51%-- bcTruelen
               |          |          
               |          |--12.50%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--12.50%-- get_hash_value
               |          |          
               |          |--12.50%-- pgstat_end_function_usage
               |          |          
               |          |--12.50%-- hash_search_with_hash_value
               |          |          
               |          |--12.49%-- slot_getattr
               |          |          
               |           --12.49%-- ExecAgg
               |          
                --33.32%-- call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          |          
                          |--25.01%-- varstr_cmp
                          |          
                          |--25.00%-- slot_deform_tuple
                          |          
                          |--25.00%-- HeapTupleSatisfiesMVCC
                          |          
                           --24.99%-- ExecEvalConst

     0.02%  postgres  [kernel.kallsyms]              [k] update_curr                         
            |
            --- update_curr
               |          
               |--90.91%-- task_tick_fair
               |          scheduler_tick
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--19.99%-- bpchareq
               |          |          
               |          |--10.01%-- ExecEvalScalarVarFast
               |          |          
               |          |--10.00%-- page_add_file_rmap
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--10.00%-- bcTruelen
               |          |          
               |          |--10.00%-- slot_getattr
               |          |          
               |          |--10.00%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--10.00%-- memcpy
               |          |          
               |          |--10.00%-- LWLockAcquire
               |          |          
               |           --10.00%-- slot_deform_tuple
               |          
                --9.09%-- scheduler_tick
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          HeapTupleSatisfiesMVCC

     0.01%  postgres  [kernel.kallsyms]              [k] apic_timer_interrupt                
            |
            --- apic_timer_interrupt
               |          
               |--20.01%-- HeapTupleSatisfiesMVCC
               |          
               |--20.00%-- ExecMakeFunctionResultNoSets
               |          
               |--20.00%-- varstr_cmp
               |          
               |--10.00%-- page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--10.00%-- heap_page_prune_opt
               |          
               |--10.00%-- __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --9.99%-- __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.01%  postgres  postgres                       [.] LWLockConditionalAcquire            
            |
            --- LWLockConditionalAcquire

     0.01%  postgres  postgres                       [.] RecoveryInProgress                  
            |
            --- RecoveryInProgress

     0.01%  postgres  [kernel.kallsyms]              [k] error_swapgs                        
            |
            --- error_swapgs
                HeapTupleSatisfiesMVCC

     0.01%  postgres  [kernel.kallsyms]              [k] mcount                              
            |
            --- mcount
                page_fault
                HeapTupleSatisfiesMVCC

     0.01%  postgres  postgres                       [.] tag_hash                            
            |
            --- tag_hash

     0.01%  postgres  [kernel.kallsyms]              [k] get_page_from_freelist              
            |
            --- get_page_from_freelist
               |          
               |--85.71%-- __alloc_pages_nodemask
               |          alloc_pages_current
               |          pte_alloc_one
               |          __pte_alloc
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --14.29%-- alloc_pages_current
                          pte_alloc_one
                          __pte_alloc
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.01%  postgres  [kernel.kallsyms]              [k] raise_softirq                       
            |
            --- raise_softirq
               |          
               |--57.15%-- run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--25.01%-- bpchareq
               |          |          
               |          |--25.00%-- bpcharle
               |          |          
               |          |--25.00%-- bcTruelen
               |          |          
               |           --25.00%-- varstr_cmp
               |          
               |--28.57%-- rcu_check_callbacks
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.01%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --49.99%-- __do_page_fault
               |                     do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
                --14.28%-- update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          find_get_page
                          find_lock_page
                          shmem_getpage_gfp
                          shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.01%  postgres  [kernel.kallsyms]              [k] dyntick_save_progress_counter       
            |
            --- dyntick_save_progress_counter
                rcu_process_dyntick
                force_quiescent_state
                __rcu_process_callbacks
                rcu_process_callbacks
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--28.58%-- do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--28.57%-- hash_search_with_hash_value
               |          
               |--14.29%-- handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--14.28%-- heap_getnext
               |          
                --14.28%-- add_abs

     0.01%  postgres  [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
               |          
               |--14.29%-- handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--14.29%-- ExecScan
               |          
               |--14.29%-- slot_getattr
               |          
               |--14.28%-- slot_deform_tuple
               |          
               |--14.28%-- HeapTupleSatisfiesMVCC
               |          
               |--14.28%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --14.28%-- heapgetpage

     0.01%  postgres  postgres                       [.] IsToastNamespace                    
            |
            --- IsToastNamespace

     0.01%  postgres  [kernel.kallsyms]              [k] ktime_get                           
            |
            --- ktime_get
               |          
               |--66.67%-- tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--25.01%-- bcTruelen
               |          |          
               |          |--25.01%-- varstr_cmp
               |          |          
               |          |--24.99%-- do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |           --24.99%-- HeapTupleSatisfiesMVCC
               |          
                --33.33%-- tick_dev_program_event
                          tick_program_event
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          |          
                          |--50.00%-- HeapTupleSatisfiesMVCC
                          |          
                           --50.00%-- pg_detoast_datum_packed

     0.01%  postgres  [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
               |          
               |--16.68%-- TransactionIdPrecedes
               |          
               |--16.67%-- pg_detoast_datum_packed
               |          
               |--16.67%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--16.66%-- HeapTupleSatisfiesMVCC
               |          
               |--16.66%-- advance_transition_function
               |          
                --16.66%-- varstr_cmp

     0.01%  postgres  [kernel.kallsyms]              [k] rb_reserve_next_event               
            |
            --- rb_reserve_next_event
                ring_buffer_lock_reserve
                trace_buffer_lock_reserve
                trace_current_buffer_lock_reserve
               |          
               |--83.33%-- ftrace_raw_event_id_softirq
               |          |          
               |          |--60.01%-- ftrace_raw_event_softirq_exit
               |          |          __do_softirq
               |          |          call_softirq
               |          |          do_softirq
               |          |          irq_exit
               |          |          smp_apic_timer_interrupt
               |          |          apic_timer_interrupt
               |          |          |          
               |          |          |--33.34%-- varstr_cmp
               |          |          |          
               |          |          |--33.34%-- ExecMakeFunctionResultNoSets
               |          |          |          
               |          |           --33.32%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --39.99%-- ftrace_raw_event_softirq_raise
               |                     raise_softirq
               |                     run_local_timers
               |                     update_process_times
               |                     tick_sched_timer
               |                     __run_hrtimer
               |                     hrtimer_interrupt
               |                     smp_apic_timer_interrupt
               |                     apic_timer_interrupt
               |                     |          
               |                     |--50.00%-- varstr_cmp
               |                     |          
               |                      --50.00%-- PinBuffer
               |          
                --16.67%-- ftrace_raw_event_sched_stat_runtime
                          update_curr
                          task_tick_fair
                          scheduler_tick
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          ExecScan

     0.01%  postgres  postgres                       [.] isTempToastNamespace                
            |
            --- isTempToastNamespace

     0.01%  postgres  [kernel.kallsyms]              [k] trace_clock_local                   
            |
            --- trace_clock_local
               |          
               |--83.34%-- rb_reserve_next_event
               |          ring_buffer_lock_reserve
               |          trace_buffer_lock_reserve
               |          trace_current_buffer_lock_reserve
               |          |          
               |          |--80.01%-- ftrace_raw_event_id_softirq
               |          |          |          
               |          |          |--75.00%-- ftrace_raw_event_softirq_raise
               |          |          |          raise_softirq
               |          |          |          rcu_check_callbacks
               |          |          |          update_process_times
               |          |          |          tick_sched_timer
               |          |          |          __run_hrtimer
               |          |          |          hrtimer_interrupt
               |          |          |          smp_apic_timer_interrupt
               |          |          |          apic_timer_interrupt
               |          |          |          |          
               |          |          |          |--33.33%-- slot_deform_tuple
               |          |          |          |          
               |          |          |          |--33.33%-- varstr_cmp
               |          |          |          |          
               |          |          |           --33.33%-- ExecProject
               |          |          |          
               |          |           --25.00%-- ftrace_raw_event_softirq_entry
               |          |                     __do_softirq
               |          |                     call_softirq
               |          |                     do_softirq
               |          |                     irq_exit
               |          |                     smp_apic_timer_interrupt
               |          |                     apic_timer_interrupt
               |          |                     ExecMakeFunctionResultNoSets
               |          |          
               |           --19.99%-- ftrace_raw_event_sched_stat_runtime
               |                     update_curr
               |                     task_tick_fair
               |                     scheduler_tick
               |                     update_process_times
               |                     tick_sched_timer
               |                     __run_hrtimer
               |                     hrtimer_interrupt
               |                     smp_apic_timer_interrupt
               |                     apic_timer_interrupt
               |                     MemoryContextReset
               |          
                --16.66%-- ring_buffer_lock_reserve
                          trace_buffer_lock_reserve
                          trace_current_buffer_lock_reserve
                          ftrace_raw_event_id_softirq
                          ftrace_raw_event_softirq_raise
                          raise_softirq
                          run_local_timers
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          varstr_cmp

     0.01%  postgres  postgres                       [.] gettimeofday@plt                    
            |
            --- gettimeofday@plt

     0.01%  postgres  [kernel.kallsyms]              [k] tracing_generic_entry_update        
            |
            --- tracing_generic_entry_update
                trace_buffer_lock_reserve
                trace_current_buffer_lock_reserve
                ftrace_raw_event_id_softirq
               |          
               |--60.00%-- ftrace_raw_event_softirq_entry
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--33.34%-- slot_deform_tuple
               |          |          
               |          |--33.33%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --33.33%-- find_lock_page
               |                     shmem_getpage_gfp
               |                     shmem_fault
               |                     __do_fault
               |                     handle_pte_fault
               |                     handle_mm_fault
               |                     __do_page_fault
               |                     do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
               |--20.00%-- ftrace_raw_event_softirq_exit
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          slot_deform_tuple
               |          
                --20.00%-- ftrace_raw_event_softirq_raise
                          raise_softirq
                          rcu_check_callbacks
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          varstr_cmp

     0.01%  postgres  postgres                       [.] ReservePrivateRefCountEntry         
            |
            --- ReservePrivateRefCountEntry

     0.01%  postgres  [kernel.kallsyms]              [k] perf_adjust_freq_unthr_context      
            |
            --- perf_adjust_freq_unthr_context
               |          
               |--80.01%-- perf_event_task_tick
               |          scheduler_tick
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--25.00%-- ExecEvalConst
               |          |          
               |          |--25.00%-- unlock_page
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |          |--25.00%-- heap_getnext
               |          |          
               |           --25.00%-- do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
                --19.99%-- scheduler_tick
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          PinBuffer

     0.01%  postgres  [kernel.kallsyms]              [k] rb_end_commit                       
            |
            --- rb_end_commit
               |          
               |--80.00%-- ring_buffer_unlock_commit
               |          trace_nowake_buffer_unlock_commit
               |          |          
               |          |--74.99%-- ftrace_raw_event_id_softirq
               |          |          |          
               |          |          |--66.65%-- ftrace_raw_event_softirq_entry
               |          |          |          __do_softirq
               |          |          |          call_softirq
               |          |          |          do_softirq
               |          |          |          irq_exit
               |          |          |          smp_apic_timer_interrupt
               |          |          |          apic_timer_interrupt
               |          |          |          |          
               |          |          |          |--50.02%-- page_add_file_rmap
               |          |          |          |          __do_fault
               |          |          |          |          handle_pte_fault
               |          |          |          |          handle_mm_fault
               |          |          |          |          __do_page_fault
               |          |          |          |          do_page_fault
               |          |          |          |          page_fault
               |          |          |          |          HeapTupleSatisfiesMVCC
               |          |          |          |          
               |          |          |           --49.98%-- find_lock_page
               |          |          |                     shmem_getpage_gfp
               |          |          |                     shmem_fault
               |          |          |                     __do_fault
               |          |          |                     handle_pte_fault
               |          |          |                     handle_mm_fault
               |          |          |                     __do_page_fault
               |          |          |                     do_page_fault
               |          |          |                     page_fault
               |          |          |                     HeapTupleSatisfiesMVCC
               |          |          |          
               |          |           --33.35%-- ftrace_raw_event_softirq_exit
               |          |                     __do_softirq
               |          |                     call_softirq
               |          |                     do_softirq
               |          |                     irq_exit
               |          |                     smp_apic_timer_interrupt
               |          |                     apic_timer_interrupt
               |          |                     bpcharle
               |          |          
               |           --25.01%-- ftrace_raw_event_sched_stat_runtime
               |                     update_curr
               |                     task_tick_fair
               |                     scheduler_tick
               |                     update_process_times
               |                     tick_sched_timer
               |                     __run_hrtimer
               |                     hrtimer_interrupt
               |                     smp_apic_timer_interrupt
               |                     apic_timer_interrupt
               |                     bpchareq
               |          
                --20.00%-- trace_nowake_buffer_unlock_commit
                          ftrace_raw_event_id_softirq
                          ftrace_raw_event_softirq_entry
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          bcTruelen

     0.01%  postgres  [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
               |          
               |--40.00%-- HeapTupleSatisfiesMVCC
               |          
               |--20.01%-- do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--20.01%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --19.99%-- varstr_cmp

     0.01%  postgres  [kernel.kallsyms]              [k] timekeeping_update                  
            |
            --- timekeeping_update
               |          
               |--80.00%-- do_timer
               |          tick_do_update_jiffies64
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--25.01%-- HeapTupleSatisfiesMVCC
               |          |          
               |          |--25.01%-- slot_getattr
               |          |          
               |          |--25.00%-- find_lock_page
               |          |          shmem_getpage_gfp
               |          |          shmem_fault
               |          |          __do_fault
               |          |          handle_pte_fault
               |          |          handle_mm_fault
               |          |          __do_page_fault
               |          |          do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |           --24.99%-- hash_search_with_hash_value
               |          
                --20.00%-- tick_do_update_jiffies64
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          varstr_cmp

     0.01%  postgres  [kernel.kallsyms]              [k] ftrace_raw_event_id_softirq         
            |
            --- ftrace_raw_event_id_softirq
               |          
               |--60.02%-- ftrace_raw_event_softirq_raise
               |          raise_softirq
               |          |          
               |          |--66.67%-- run_local_timers
               |          |          update_process_times
               |          |          tick_sched_timer
               |          |          __run_hrtimer
               |          |          hrtimer_interrupt
               |          |          smp_apic_timer_interrupt
               |          |          apic_timer_interrupt
               |          |          |          
               |          |          |--50.00%-- bpcharle
               |          |          |          
               |          |           --50.00%-- ss_report_location
               |          |          
               |           --33.33%-- rcu_check_callbacks
               |                     update_process_times
               |                     tick_sched_timer
               |                     __run_hrtimer
               |                     hrtimer_interrupt
               |                     smp_apic_timer_interrupt
               |                     apic_timer_interrupt
               |                     HeapTupleSatisfiesMVCC
               |          
               |--20.01%-- raise_softirq
               |          run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          SeqNext
               |          
                --19.98%-- ftrace_raw_event_softirq_exit
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          ExecMakeFunctionResultNoSets

     0.01%  postgres  postgres                       [.] pg_detoast_datum                    
            |
            --- pg_detoast_datum

     0.01%  postgres  [kernel.kallsyms]              [k] __rb_reserve_next                   
            |
            --- __rb_reserve_next
                rb_reserve_next_event
                ring_buffer_lock_reserve
                trace_buffer_lock_reserve
                trace_current_buffer_lock_reserve
                ftrace_raw_event_id_softirq
               |          
               |--60.00%-- ftrace_raw_event_softirq_entry
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--33.35%-- heap_getnext
               |          |          
               |          |--33.33%-- HeapTupleSatisfiesMVCC
               |          |          
               |           --33.32%-- int64_to_numericvar
               |          
               |--20.00%-- ftrace_raw_event_softirq_raise
               |          raise_softirq
               |          run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --20.00%-- ftrace_raw_event_softirq_exit
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          HeapTupleSatisfiesMVCC

     0.01%  postgres  postgres                       [.] ExecSeqScan                         
            |
            --- ExecSeqScan

     0.01%  postgres  [kernel.kallsyms]              [k] task_tick_fair                      
            |
            --- task_tick_fair
               |          
               |--80.01%-- scheduler_tick
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--25.02%-- slot_deform_tuple
               |          |          
               |          |--25.00%-- CheckForSerializableConflictOut
               |          |          
               |          |--25.00%-- ExecScan
               |          |          
               |           --24.98%-- advance_transition_function
               |          
                --19.99%-- update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.01%  postgres  [kernel.kallsyms]              [k] native_read_tsc                     
            |
            --- native_read_tsc
               |          
               |--60.00%-- native_sched_clock
               |          sched_clock
               |          trace_clock_local
               |          rb_reserve_next_event
               |          ring_buffer_lock_reserve
               |          trace_buffer_lock_reserve
               |          trace_current_buffer_lock_reserve
               |          ftrace_raw_event_id_softirq
               |          ftrace_raw_event_softirq_exit
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--33.34%-- ExecEvalConst
               |          |          
               |          |--33.34%-- do_page_fault
               |          |          page_fault
               |          |          HeapTupleSatisfiesMVCC
               |          |          
               |           --33.32%-- bpcharle
               |          
                --40.00%-- read_tsc
                          ktime_get
                          tick_dev_program_event
                          tick_program_event
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          |          
                          |--50.01%-- heap_page_prune_opt
                          |          
                           --49.99%-- pg_detoast_datum_packed

     0.01%  postgres  postgres                       [.] BufTableHashCode                    
            |
            --- BufTableHashCode

     0.01%  postgres  [kernel.kallsyms]              [k] tick_sched_timer                    
            |
            --- tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--25.00%-- ExecEvalScalarVarFast
               |          
               |--25.00%-- HeapTupleSatisfiesMVCC
               |          
               |--25.00%-- do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --25.00%-- bpchareq

     0.01%  postgres  [kernel.kallsyms]              [k] account_user_time                   
            |
            --- account_user_time
                account_process_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--25.01%-- pgstat_end_function_usage
               |          
               |--25.00%-- HeapTupleSatisfiesMVCC
               |          
               |--25.00%-- bcTruelen
               |          
                --24.99%-- ExecScan

     0.01%  postgres  [kernel.kallsyms]              [k] ring_buffer_unlock_commit           
            |
            --- ring_buffer_unlock_commit
               |          
               |--50.00%-- ftrace_raw_event_id_softirq
               |          ftrace_raw_event_softirq_raise
               |          raise_softirq
               |          run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.02%-- LWLockRelease
               |          |          
               |           --49.98%-- HeapTupleSatisfiesMVCC
               |          
                --50.00%-- trace_nowake_buffer_unlock_commit
                          |          
                          |--50.01%-- ftrace_raw_event_id_sched_stat_template
                          |          ftrace_raw_event_sched_stat_sleep
                          |          enqueue_entity
                          |          enqueue_task_fair
                          |          enqueue_task
                          |          activate_task
                          |          try_to_wake_up
                          |          default_wake_function
                          |          pollwake
                          |          __wake_up_common
                          |          __wake_up_sync_key
                          |          sock_def_readable
                          |          tcp_rcv_established
                          |          tcp_v4_do_rcv
                          |          tcp_v4_rcv
                          |          ip_local_deliver_finish
                          |          ip_local_deliver
                          |          ip_rcv_finish
                          |          ip_rcv
                          |          __netif_receive_skb
                          |          process_backlog
                          |          net_rx_action
                          |          __do_softirq
                          |          call_softirq
                          |          do_softirq
                          |          irq_exit
                          |          do_IRQ
                          |          ret_from_intr
                          |          XidInMVCCSnapshot
                          |          
                           --49.99%-- ftrace_raw_event_id_softirq
                                     ftrace_raw_event_softirq_raise
                                     raise_softirq
                                     run_local_timers
                                     update_process_times
                                     tick_sched_timer
                                     __run_hrtimer
                                     hrtimer_interrupt
                                     smp_apic_timer_interrupt
                                     apic_timer_interrupt
                                     varstr_cmp

     0.01%  postgres  [kernel.kallsyms]              [k] __alloc_pages_nodemask              
            |
            --- __alloc_pages_nodemask
                alloc_pages_current
                pte_alloc_one
                __pte_alloc
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.01%  postgres  [kernel.kallsyms]              [k] ktime_get_update_offsets            
            |
            --- ktime_get_update_offsets
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--25.00%-- palloc
               |          
               |--25.00%-- do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--25.00%-- make_result
               |          
                --25.00%-- hash_any

     0.00%  postgres  [kernel.kallsyms]              [k] error_sti                           
            |
            --- error_sti
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] _spin_unlock_irqrestore             
            |
            --- _spin_unlock_irqrestore
               |          
               |--66.65%-- do_timer
               |          tick_do_update_jiffies64
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.02%-- vread_tsc
               |          |          
               |           --49.98%-- do_page_fault
               |                     page_fault
               |                     HeapTupleSatisfiesMVCC
               |          
                --33.35%-- rcu_process_dyntick
                          force_quiescent_state
                          __rcu_process_callbacks
                          rcu_process_callbacks
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          bcTruelen

     0.00%  postgres  [kernel.kallsyms]              [k] idle_cpu                            
            |
            --- idle_cpu
               |          
               |--66.67%-- smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.01%-- XidInMVCCSnapshot
               |          |          
               |           --49.99%-- HeapTupleSatisfiesMVCC
               |          
                --33.33%-- irq_enter
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          heapgetpage

     0.00%  postgres  [kernel.kallsyms]              [k] list_del                            
            |
            --- list_del
               |          
               |--66.67%-- get_page_from_freelist
               |          __alloc_pages_nodemask
               |          alloc_pages_current
               |          pte_alloc_one
               |          __pte_alloc
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --33.33%-- __alloc_pages_nodemask
                          alloc_pages_current
                          pte_alloc_one
                          __pte_alloc
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] account_process_tick                
            |
            --- account_process_tick
               |          
               |--66.64%-- tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.01%-- TupleHashTableHash
               |          |          
               |           --49.99%-- HeapTupleSatisfiesMVCC
               |          
                --33.36%-- update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          slot_getattr

     0.00%  postgres  [kernel.kallsyms]              [k] hrtimer_interrupt                   
            |
            --- hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--33.35%-- page_add_file_rmap
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
               |--33.34%-- CheckForSerializableConflictOut
               |          
                --33.31%-- ExecAgg

     0.00%  postgres  [kernel.kallsyms]              [k] run_posix_cpu_timers                
            |
            --- run_posix_cpu_timers
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--33.34%-- bpchareq
               |          
               |--33.33%-- heapgetpage
               |          
                --33.33%-- HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] __rmqueue                           
            |
            --- __rmqueue
                get_page_from_freelist
                __alloc_pages_nodemask
                alloc_pages_current
                pte_alloc_one
                __pte_alloc
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] update_cfs_shares                   
            |
            --- update_cfs_shares
               |          
               |--66.67%-- task_tick_fair
               |          scheduler_tick
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          |          
               |          |--50.01%-- advance_aggregates
               |          |          
               |           --49.99%-- ExecEvalConst
               |          
                --33.33%-- scheduler_tick
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [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
               |          
               |--33.34%-- HeapTupleSatisfiesMVCC
               |          
               |--33.33%-- hash_search_with_hash_value
               |          
                --33.33%-- do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  libc-2.12.so                   [.] __strlen_sse42                      
            |
            --- __strlen_sse42

     0.00%  postgres  [ipv6]                         [k] ip6_dst_check                       
            |
            --- ip6_dst_check
                ip6_sk_dst_lookup
                udpv6_sendmsg
                inet_sendmsg
                sock_sendmsg
                sys_sendto
                system_call
                __libc_send

     0.00%  postgres  postgres                       [.] set_rel_pathlist                    
            |
            --- set_rel_pathlist

     0.00%  postgres  postgres                       [.] InputFunctionCall                   
            |
            --- InputFunctionCall

     0.00%  postgres  [kernel.kallsyms]              [k] native_write_msr_safe               
            |
            --- native_write_msr_safe
               |          
               |--50.05%-- intel_pmu_enable_all
               |          x86_pmu_enable
               |          perf_pmu_enable
               |          |          
               |          |--99.73%-- 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
               |          |          hash_search_with_hash_value
               |           --0.27%-- [...]
               |          
                --49.95%-- intel_pmu_disable_all
                          x86_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
                          varstr_cmp

     0.00%  postgres  postgres                       [.] IsCatalogRelation                   
            |
            --- IsCatalogRelation

     0.00%  postgres  [kernel.kallsyms]              [k] alloc_pages_current                 
            |
            --- alloc_pages_current
                pte_alloc_one
                __pte_alloc
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] rcu_process_callbacks               
            |
            --- rcu_process_callbacks
               |          
               |--50.01%-- __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          varstr_cmp
               |          
                --49.99%-- call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          bcTruelen

     0.00%  postgres  postgres                       [.] hash_seq_search                     
            |
            --- hash_seq_search

     0.00%  postgres  postgres                       [.] numeric_sum                         
            |
            --- numeric_sum

     0.00%  postgres  [kernel.kallsyms]              [k] native_apic_mem_write               
            |
            --- native_apic_mem_write
               |          
               |--50.00%-- apic_timer_interrupt
               |          hash_search_with_hash_value
               |          
                --50.00%-- smp_apic_timer_interrupt
                          apic_timer_interrupt
                          find_get_page
                          find_lock_page
                          shmem_getpage_gfp
                          shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] ftrace_trace_userstack              
            |
            --- ftrace_trace_userstack
               |          
               |--50.01%-- trace_nowake_buffer_unlock_commit
               |          ftrace_raw_event_id_softirq
               |          ftrace_raw_event_softirq_raise
               |          raise_softirq
               |          run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          HeapTupleSatisfiesMVCC
               |          
                --49.99%-- ftrace_raw_event_sched_stat_runtime
                          update_curr
                          task_tick_fair
                          scheduler_tick
                          update_process_times
                          tick_sched_timer
                          __run_hrtimer
                          hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          hash_search_with_hash_value

     0.00%  postgres  [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
               |          
               |--50.01%-- bpchareq
               |          
                --49.99%-- ExecMakeFunctionResultNoSets

     0.00%  postgres  [kernel.kallsyms]              [k] read_tsc                            
            |
            --- read_tsc
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.00%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --50.00%-- vread_tsc

     0.00%  postgres  [kernel.kallsyms]              [k] ftrace_trace_stack                  
            |
            --- ftrace_trace_stack
               |          
               |--50.00%-- ftrace_raw_event_id_softirq
               |          ftrace_raw_event_softirq_raise
               |          raise_softirq
               |          run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          vread_tsc
               |          
                --50.00%-- trace_nowake_buffer_unlock_commit
                          ftrace_raw_event_id_softirq
                          ftrace_raw_event_softirq_entry
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] __percpu_counter_add                
            |
            --- __percpu_counter_add
                account_user_time
                account_process_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.01%-- HeapTupleSatisfiesMVCC
               |          
                --49.99%-- slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] call_softirq                        
            |
            --- call_softirq
               |          
               |--50.03%-- do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          HeapTupleSatisfiesMVCC
               |          
                --49.97%-- irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          vread_tsc

     0.00%  postgres  [kernel.kallsyms]              [k] ipmi_timeout                        
            |
            --- ipmi_timeout
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                shmem_fault
                __do_fault
                handle_pte_fault
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] perf_pmu_disable                    
            |
            --- perf_pmu_disable
                perf_event_task_tick
                scheduler_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.03%-- ExecMakeFunctionResultNoSets
               |          
                --49.97%-- heap_getnext

     0.00%  postgres  [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
               |          
               |--50.02%-- HeapTupleSatisfiesMVCC
               |          
                --49.98%-- __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] inc_zone_page_state                 
            |
            --- inc_zone_page_state
                pte_alloc_one
                __pte_alloc
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
               |          
               |--50.02%-- HeapTupleSatisfiesMVCC
               |          
                --49.98%-- LWLockAcquire

     0.00%  postgres  [kernel.kallsyms]              [k] _spin_trylock                       
            |
            --- _spin_trylock
               |          
               |--50.03%-- force_quiescent_state
               |          __rcu_process_callbacks
               |          rcu_process_callbacks
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          HeapTupleSatisfiesMVCC
               |          
                --49.97%-- 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
                          find_lock_page
                          shmem_getpage_gfp
                          shmem_fault
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] tick_program_event                  
            |
            --- tick_program_event
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.02%-- HeapTupleSatisfiesMVCC
               |          
                --49.98%-- bcTruelen

     0.00%  postgres  [kernel.kallsyms]              [k] trace_current_buffer_lock_reserve   
            |
            --- trace_current_buffer_lock_reserve
                ftrace_raw_event_softirq_raise
                raise_softirq
                run_local_timers
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.00%-- AllocSetAlloc
               |          
                --50.00%-- __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] rcu_bh_qs                           
            |
            --- rcu_bh_qs
               |          
               |--50.02%-- call_softirq
               |          do_softirq
               |          irq_exit
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          slot_getattr
               |          
                --49.98%-- __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          pg_detoast_datum_packed

     0.00%  postgres  [kernel.kallsyms]              [k] profile_tick                        
            |
            --- profile_tick
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.02%-- bcTruelen
               |          
                --49.98%-- __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] enqueue_hrtimer                     
            |
            --- enqueue_hrtimer
               |          
               |--50.02%-- __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          HeapTupleSatisfiesMVCC
               |          
                --49.98%-- hrtimer_interrupt
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          varstr_cmp

     0.00%  postgres  [kernel.kallsyms]              [k] __netif_receive_skb                 
            |
            --- __netif_receive_skb
               |          
               |--50.00%-- process_backlog
               |          net_rx_action
               |          __do_softirq
               |          call_softirq
               |          do_softirq
               |          irq_exit
               |          do_IRQ
               |          ret_from_intr
               |          bpcharle
               |          
                --50.00%-- netif_receive_skb
                          napi_skb_finish
                          napi_gro_receive
                          ixgbe_poll
                          net_rx_action
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          do_IRQ
                          ret_from_intr
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] clockevents_program_event           
            |
            --- clockevents_program_event
                tick_dev_program_event
                tick_program_event
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.01%-- pg_detoast_datum_packed
               |          
                --49.99%-- unlock_page
                          __do_fault
                          handle_pte_fault
                          handle_mm_fault
                          __do_page_fault
                          do_page_fault
                          page_fault
                          HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] trace_recursive_unlock              
            |
            --- trace_recursive_unlock
                trace_nowake_buffer_unlock_commit
                ftrace_raw_event_id_softirq
               |          
               |--50.02%-- ftrace_raw_event_softirq_raise
               |          raise_softirq
               |          run_local_timers
               |          update_process_times
               |          tick_sched_timer
               |          __run_hrtimer
               |          hrtimer_interrupt
               |          smp_apic_timer_interrupt
               |          apic_timer_interrupt
               |          AllocSetAlloc
               |          
                --49.98%-- ftrace_raw_event_softirq_entry
                          __do_softirq
                          call_softirq
                          do_softirq
                          irq_exit
                          smp_apic_timer_interrupt
                          apic_timer_interrupt
                          0x7fff2dfff81f

     0.00%  postgres  [kernel.kallsyms]              [k] smp_apic_timer_interrupt            
            |
            --- smp_apic_timer_interrupt
                apic_timer_interrupt
               |          
               |--50.09%-- find_lock_page
               |          shmem_getpage_gfp
               |          shmem_fault
               |          __do_fault
               |          handle_pte_fault
               |          handle_mm_fault
               |          __do_page_fault
               |          do_page_fault
               |          page_fault
               |          HeapTupleSatisfiesMVCC
               |          
                --49.91%-- ExecMakeFunctionResultNoSets

     0.00%  postgres  postgres                       [.] base_yyparse                        
            |
            --- base_yyparse
                0x106a0ef00cdc0a43

     0.00%  postgres  postgres                       [.] textin                              
            |
            --- textin

     0.00%  postgres  postgres                       [.] heap_form_tuple                     
            |
            --- heap_form_tuple

     0.00%  postgres  postgres                       [.] heap_hot_search_buffer              
            |
            --- heap_hot_search_buffer

     0.00%  postgres  libc-2.12.so                   [.] __strcmp_sse42                      
            |
            --- __strcmp_sse42

     0.00%  postgres  libc-2.12.so                   [.] __memset_sse2                       
            |
            --- __memset_sse2

     0.00%  postgres  postgres                       [.] heap_fill_tuple                     
            |
            --- heap_fill_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] find_busiest_group                  
            |
            --- find_busiest_group
                rebalance_domains
                run_rebalance_domains
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] ftrace_raw_event_id_net_dev_template
            |
            --- ftrace_raw_event_id_net_dev_template
                dev_queue_xmit
                neigh_resolve_output
                ip_finish_output
                ip_output
                ip_local_out
                ip_queue_xmit
                tcp_transmit_skb
                tcp_send_ack
                tcp_delack_timer
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                handle_pte_fault
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] save_args                           
            |
            --- save_args
                slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] rb_erase                            
            |
            --- rb_erase
                __remove_hrtimer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] kfree                               
            |
            --- kfree
                nf_conntrack_free
                destroy_conntrack
                nf_conntrack_destroy
                skb_release_head_state
                __kfree_skb
                kfree_skb
                ip_rcv_finish
                ip_rcv
                __netif_receive_skb
                netif_receive_skb
                napi_skb_finish
                napi_gro_receive
                ixgbe_poll
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                heap_getnext

     0.00%  postgres  [ixgbe]                        [k] ixgbe_xmit_frame_ring               
            |
            --- ixgbe_xmit_frame_ring
                ixgbe_xmit_frame
                dev_hard_start_xmit
                sch_direct_xmit
                dev_queue_xmit
                0xffffffffa05a15bf
                dev_hard_start_xmit
                sch_direct_xmit
                dev_queue_xmit
                ip_finish_output
                ip_output
                ip_local_out
                ip_send_skb
                ip_push_pending_frames
                icmp_push_reply
                icmp_reply
                icmp_echo
                icmp_rcv
                ip_local_deliver_finish
                ip_local_deliver
                ip_rcv_finish
                ip_rcv
                __netif_receive_skb
                process_backlog
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] trace_buffer_lock_reserve           
            |
            --- trace_buffer_lock_reserve
                trace_current_buffer_lock_reserve
                ftrace_raw_event_id_softirq
                ftrace_raw_event_softirq_exit
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] swiotlb_dma_mapping_error           
            |
            --- swiotlb_dma_mapping_error
                ixgbe_xmit_frame
                dev_hard_start_xmit
                sch_direct_xmit
                dev_queue_xmit
                ip_finish_output
                ip_output
                ip_local_out
                ip_queue_xmit
                tcp_transmit_skb
                tcp_send_ack
                tcp_delack_timer
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                heap_page_prune_opt

     0.00%  postgres  [kernel.kallsyms]              [k] filter_current_check_discard        
            |
            --- filter_current_check_discard
                ftrace_raw_event_softirq_raise
                raise_softirq
                run_local_timers
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] update_rt_offset                    
            |
            --- update_rt_offset
                do_timer
                tick_do_update_jiffies64
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                ExecMakeFunctionResultNoSets

     0.00%  postgres  postgres                       [.] memcmp@plt                          
            |
            --- memcmp@plt

     0.00%  postgres  [kernel.kallsyms]              [k] set_task_cpu                        
            |
            --- set_task_cpu
                try_to_wake_up
                wake_up_process
                hrtimer_wakeup
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                ExecMakeFunctionResultNoSets

     0.00%  postgres  [kernel.kallsyms]              [k] dev_queue_xmit                      
            |
            --- dev_queue_xmit
                ip_finish_output
                ip_output
                ip_local_out
                ip_queue_xmit
                tcp_transmit_skb
                tcp_send_ack
                tcp_delack_timer
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                heap_getnext

     0.00%  postgres  [kernel.kallsyms]              [k] rcu_irq_enter                       
            |
            --- rcu_irq_enter
                irq_enter
                smp_apic_timer_interrupt
                apic_timer_interrupt
                ExecEvalConst

     0.00%  postgres  [kernel.kallsyms]              [k] _spin_lock_irq                      
            |
            --- _spin_lock_irq
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                hash_search_with_hash_value

     0.00%  postgres  [kernel.kallsyms]              [k] __run_hrtimer                       
            |
            --- __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] task_of                             
            |
            --- task_of
                task_tick_fair
                scheduler_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                bcTruelen

     0.00%  postgres  [kernel.kallsyms]              [k] unmap_vmas                          
            |
            --- unmap_vmas
                unmap_region
                do_munmap
                sys_munmap
                system_call
                __GI___munmap

     0.00%  postgres  [kernel.kallsyms]              [k] calc_global_load                    
            |
            --- calc_global_load
                do_timer
                tick_do_update_jiffies64
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                bpchareq

     0.00%  postgres  [kernel.kallsyms]              [k] irq_work_run                        
            |
            --- irq_work_run
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] update_rq_clock                     
            |
            --- update_rq_clock
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                bpcharle

     0.00%  postgres  [kernel.kallsyms]              [k] do_timer                            
            |
            --- do_timer
                tick_do_update_jiffies64
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                ExecQual

     0.00%  postgres  [kernel.kallsyms]              [k] mempool_free                        
            |
            --- mempool_free
                bio_free
                bio_fs_destructor
                bio_put
                end_bio_bh_io_sync
                bio_endio
                req_bio_endio
                blk_update_request
                blk_update_bidi_request
                blk_end_bidi_request
                blk_end_request
                scsi_io_completion
                scsi_finish_command
                scsi_softirq_done
                blk_done_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_call_function_single_interrupt
                call_function_single_interrupt
                ExecEvalScalarVarFast

     0.00%  postgres  [kernel.kallsyms]              [k] __wake_up_common                    
            |
            --- __wake_up_common
                __wake_up
                credit_entropy_bits
                add_timer_randomness
                add_disk_randomness
                blk_update_bidi_request
                blk_end_bidi_request
                blk_end_request
                scsi_io_completion
                scsi_finish_command
                scsi_softirq_done
                blk_done_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_call_function_single_interrupt
                call_function_single_interrupt
                pgstat_init_function_usage

     0.00%  postgres  [kernel.kallsyms]              [k] native_sched_clock                  
            |
            --- native_sched_clock
                sched_clock
                trace_clock_local
                rb_reserve_next_event
                ring_buffer_lock_reserve
                trace_buffer_lock_reserve
                trace_current_buffer_lock_reserve
                ftrace_raw_event_id_softirq
                ftrace_raw_event_softirq_entry
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                advance_aggregates

     0.00%  postgres  [kernel.kallsyms]              [k] kmem_cache_alloc                    
            |
            --- kmem_cache_alloc
                skb_clone
                packet_rcv
                __netif_receive_skb
                netif_receive_skb
                napi_skb_finish
                napi_gro_receive
                ixgbe_poll
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [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
                bpchareq

     0.00%  postgres  [kernel.kallsyms]              [k] select_idle_sibling                 
            |
            --- select_idle_sibling
                select_task_rq_fair
                try_to_wake_up
                default_wake_function
                pollwake
                __wake_up_common
                __wake_up_sync_key
                sock_def_readable
                sock_queue_rcv_skb
                raw_rcv_skb
                raw_rcv
                raw_local_deliver
                ip_local_deliver_finish
                ip_local_deliver
                ip_rcv_finish
                ip_rcv
                __netif_receive_skb
                process_backlog
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                ExecQual

     0.00%  postgres  [kernel.kallsyms]              [k] end_buffer_async_write              
            |
            --- end_buffer_async_write
                end_bio_bh_io_sync
                bio_endio
                dec_pending
                clone_endio
                bio_endio
                req_bio_endio
                blk_update_request
                blk_update_bidi_request
                blk_end_bidi_request
                blk_end_request
                scsi_io_completion
                scsi_finish_command
                scsi_softirq_done
                blk_done_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_call_function_single_interrupt
                call_function_single_interrupt
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] set_normalized_timespec             
            |
            --- set_normalized_timespec
                update_rt_offset
                timekeeping_update
                do_timer
                tick_do_update_jiffies64
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] trace_nowake_buffer_unlock_commit   
            |
            --- trace_nowake_buffer_unlock_commit
                ftrace_raw_event_id_softirq
                ftrace_raw_event_softirq_exit
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                slot_getattr

     0.00%  postgres  [kernel.kallsyms]              [k] ip_route_input_slow                 
            |
            --- ip_route_input_slow
                ip_route_input
                ip_rcv_finish
                ip_rcv
                __netif_receive_skb
                netif_receive_skb
                napi_skb_finish
                napi_gro_receive
                ixgbe_poll
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                ExecStoreTuple

     0.00%  postgres  [kernel.kallsyms]              [k] rb_insert_color                     
            |
            --- rb_insert_color
                enqueue_hrtimer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] x86_pmu_disable                     
            |
            --- x86_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
                add_abs

     0.00%  postgres  [kernel.kallsyms]              [k] hrtimer_forward                     
            |
            --- hrtimer_forward
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                check_stack_depth

     0.00%  postgres  [kernel.kallsyms]              [k] bio_put                             
            |
            --- bio_put
                end_bio_bh_io_sync
                bio_endio
                req_bio_endio
                blk_update_request
                blk_update_bidi_request
                blk_end_bidi_request
                blk_end_request
                scsi_io_completion
                scsi_finish_command
                scsi_softirq_done
                blk_done_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_call_function_single_interrupt
                call_function_single_interrupt
                bpchareq

     0.00%  postgres  [kernel.kallsyms]              [k] do_softirq                          
            |
            --- do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] skb_clone                           
            |
            --- skb_clone
                0xffffffffa05a0fb0
                __netif_receive_skb
                netif_receive_skb
                napi_skb_finish
                napi_gro_receive
                ixgbe_poll
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                int8_numeric

     0.00%  postgres  [kernel.kallsyms]              [k] sched_clock                         
            |
            --- sched_clock
                rb_reserve_next_event
                ring_buffer_lock_reserve
                trace_buffer_lock_reserve
                trace_current_buffer_lock_reserve
                ftrace_raw_event_id_softirq
                ftrace_raw_event_softirq_raise
                raise_softirq
                rcu_check_callbacks
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                bcTruelen

     0.00%  postgres  [kernel.kallsyms]              [k] cfq_completed_request               
            |
            --- cfq_completed_request
                elv_completed_request
                __blk_put_request
                blk_finish_request
                blk_end_bidi_request
                blk_end_request
                scsi_io_completion
                scsi_finish_command
                scsi_softirq_done
                blk_done_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_call_function_single_interrupt
                call_function_single_interrupt
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] ip_route_input                      
            |
            --- ip_route_input
                ip_rcv_finish
                ip_rcv
                __netif_receive_skb
                netif_receive_skb
                napi_skb_finish
                napi_gro_receive
                ixgbe_poll
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                page_add_file_rmap
                __do_fault
                handle_pte_fault
                handle_mm_fault
                __do_page_fault
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [ixgbe]                        [k] ixgbe_select_queue                  
            |
            --- ixgbe_select_queue
                dev_queue_xmit
                0xffffffffa05a15bf
                dev_hard_start_xmit
                sch_direct_xmit
                dev_queue_xmit
                ip_finish_output
                ip_output
                ip_local_out
                ip_queue_xmit
                tcp_transmit_skb
                tcp_send_ack
                tcp_delack_timer
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                do_page_fault
                page_fault
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] acct_update_integrals               
            |
            --- acct_update_integrals
                account_user_time
                account_process_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                hash_any

     0.00%  postgres  [kernel.kallsyms]              [k] dma_issue_pending_all               
            |
            --- dma_issue_pending_all
                net_rx_action
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                do_IRQ
                ret_from_intr
                bcTruelen

     0.00%  postgres  [kernel.kallsyms]              [k] update_cpu_load                     
            |
            --- update_cpu_load
                scheduler_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                heapgetpage

     0.00%  postgres  [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
                HeapTupleSatisfiesMVCC

     0.00%  postgres  [kernel.kallsyms]              [k] lapic_next_event                    
            |
            --- lapic_next_event
                tick_dev_program_event
                tick_program_event
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] printk_tick                         
            |
            --- printk_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] tcp_send_ack                        
            |
            --- tcp_send_ack
                run_timer_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_apic_timer_interrupt
                apic_timer_interrupt
                slot_deform_tuple

     0.00%  postgres  [kernel.kallsyms]              [k] update_cfs_load                     
            |
            --- update_cfs_load
                task_tick_fair
                scheduler_tick
                update_process_times
                tick_sched_timer
                __run_hrtimer
                hrtimer_interrupt
                smp_apic_timer_interrupt
                apic_timer_interrupt
                pfree

     0.00%  postgres  [dm_mod]                       [k] dm_bio_destructor                   
            |
            --- dm_bio_destructor
                clone_endio
                bio_endio
                req_bio_endio
                blk_update_request
                blk_update_bidi_request
                blk_end_bidi_request
                blk_end_request
                scsi_io_completion
                scsi_finish_command
                scsi_softirq_done
                blk_done_softirq
                __do_softirq
                call_softirq
                do_softirq
                irq_exit
                smp_call_function_single_interrupt
                call_function_single_interrupt
                varstr_cmp

     0.00%  postgres  postgres                       [.] memcpy@plt                          
            |
            --- memcpy@plt

     0.00%  postgres  [kernel.kallsyms]              [k] perf_event_context_sched_in         
            |
            --- perf_event_context_sched_in
                __perf_event_task_sched_in
                finish_task_switch
                thread_return
                schedule_hrtimeout_range
                poll_schedule_timeout
                do_sys_poll
                sys_poll
                system_call
                __poll
                (nil)



#
# (For a higher level overview, try: perf report --sort comm,dso)
#
