mfenniak · May 10, 2017 15:41
diff --git a/osx-pg-walsender-samples-2.txt b/osx-pg-walsender-samples-2.txt
 Analysis of sampling postgres (pid 94571) every 1 millisecond
 Process:         postgres [94571]
 Path:            /Users/mathieu.fenniak/Development/pgsql-9.5.4-avoid-search/bin/postgres
 Load Address:    0x1061db000
 Identifier:      postgres
 Version:         0
 Code Type:       X86-64
 Parent Process:  postgres [94365]

 Date/Time:       2017-05-10 09:40:17.180 -0600
 Launch Time:     2017-05-10 08:47:47.752 -0600
 OS Version:      Mac OS X 10.11.6 (15G1421)
 Report Version:  7
 Analysis Tool:   /usr/bin/sample
 ----

 Call graph:
    27524 Thread_1049301   DispatchQueue_1: com.apple.main-thread  (serial)
      27524 start  (in libdyld.dylib) + 1  [0x7fff8b7575ad]
        27524 main  (in postgres) + 1562  [0x10636495a]
          27524 PostmasterMain  (in postgres) + 7864  [0x1063d2ec8]
            27524 PostgresMain  (in postgres) + 8073  [0x106433e89]
              27524 exec_replication_command  (in postgres) + 914  [0x1063f3642]
                27523 WalSndLoop  (in postgres) + 258  [0x1063f60d2]
                + 25019 XLogSendLogical  (in postgres) + 79  [0x1063f67df]
                + ! 25019 LogicalDecodingProcessRecord  (in postgres) + 3560  [0x1063e9258]
                + !   24461 ReorderBufferCommit  (in postgres) + 4055  [0x1063eca57]
                + !   : 15668 LocalExecuteInvalidationMessage  (in postgres) + 407  [0x106516f47]
                + !   : | 13725 RelfilenodeMapInvalidateCallback  (in postgres) + 114  [0x106521f62]
                + !   : | + 13725 hash_seq_search  (in postgres) + 169,160,...  [0x1065370f9,0x1065370f0,...]
                + !   : | 1645 RelfilenodeMapInvalidateCallback  (in postgres) + 40  [0x106521f18]
                + !   : | + 1645 hash_seq_search  (in postgres) + 160,169,...  [0x1065370f0,0x1065370f9,...]
                + !   : | 152 RelfilenodeMapInvalidateCallback  (in postgres) + 106,64,...  [0x106521f5a,0x106521f30,...]
                + !   : | 103 RelfilenodeMapInvalidateCallback  (in postgres) + 32  [0x106521f10]
                + !   : | + 80 hash_seq_init  (in postgres) + 79,57,...  [0x10653700f,0x106536ff9,...]
                + !   : | + 23 hash_seq_init  (in postgres) + 62  [0x106536ffe]
                + !   : | +   23 GetCurrentTransactionNestLevel  (in postgres) + 0,11,...  [0x10623d590,0x10623d59b,...]
                + !   : | 43 PlanCacheRelCallback  (in postgres) + 228,6,...  [0x1065181e4,0x106518106,...]
                + !   : 4748 LocalExecuteInvalidationMessage  (in postgres) + 151,112,...  [0x106516e47,0x106516e20,...]
                + !   : 3161 LocalExecuteInvalidationMessage  (in postgres) + 72  [0x106516df8]
                + !   : | 2458 CatCacheInvalidate  (in postgres) + 110,117,...  [0x1065145ee,0x1065145f5,...]
                + !   : | 703 SysCacheInvalidate  (in postgres) + 1,6,...  [0x106522a31,0x106522a36,...]
                + !   : 491 LocalExecuteInvalidationMessage  (in postgres) + 366  [0x106516f1e]
                + !   : | 422 RelationCacheInvalidateEntry  (in postgres) + 33  [0x10651c1f1]
                + !   : | + 280 hash_search_with_hash_value  (in postgres) + 822,770,...  [0x106536ab6,0x106536a82,...]
                + !   : | + 74 hash_search  (in postgres) + 33  [0x106536761]
                + !   : | + ! 66 hash_uint32  (in postgres) + 49,4,...  [0x106202ce1,0x106202cb4,...]
                + !   : | + ! 8 uint32_hash  (in postgres) + 1,4,...  [0x106537481,0x106537484,...]
                + !   : | + 59 hash_search  (in postgres) + 30,17,...  [0x10653675e,0x106536751,...]
                + !   : | + 9 uint32_hash  (in postgres) + 7  [0x106537487]
                + !   : | 66 RelationCacheInvalidateEntry  (in postgres) + 168,0,...  [0x10651c278,0x10651c1d0,...]
                + !   : | 3 hash_search  (in postgres) + 55  [0x106536777]
                + !   : 315 LocalExecuteInvalidationMessage  (in postgres) + 59  [0x106516deb]
                + !   : | 315 InvalidateCatalogSnapshot  (in postgres) + 11,0,...  [0x10655ee6b,0x10655ee60,...]
                + !   : 46 InvalidateCatalogSnapshot  (in postgres) + 4,11,...  [0x10655ee64,0x10655ee6b,...]
                + !   : 32 SysCacheInvalidate  (in postgres) + 38  [0x106522a56]
                + !   465 ReorderBufferCommit  (in postgres) + 4032,4050,...  [0x1063eca40,0x1063eca52,...]
                + !   76 ReorderBufferCommit  (in postgres) + 3675  [0x1063ec8db]
                + !   : 49 ReorderBufferRestoreChanges  (in postgres) + 451  [0x1063eedb3]
                + !   : | 49 read  (in libsystem_kernel.dylib) + 10  [0x7fff917df362]
                + !   : 20 ReorderBufferRestoreChanges  (in postgres) + 610  [0x1063eee52]
                + !   : | 20 read  (in libsystem_kernel.dylib) + 10  [0x7fff917df362]
                + !   : 6 ReorderBufferRestoreChanges  (in postgres) + 87,695,...  [0x1063eec47,0x1063eeea7,...]
                + !   : 1 ReorderBufferRestoreChanges  (in postgres) + 113  [0x1063eec61]
                + !   :   1 ReorderBufferReturnChange  (in postgres) + 16  [0x1063eb330]
                + !   5 LocalExecuteInvalidationMessage  (in postgres) + 227  [0x106516e93]
                + !   4 ReorderBufferCommit  (in postgres) + 5011  [0x1063ece13]
                + !   : 3 ReorderBufferCleanupTXN  (in postgres) + 180  [0x1063ed6a4]
                + !   : 1 ReorderBufferCleanupTXN  (in postgres) + 419  [0x1063ed793]
                + !   :   1 unlink  (in libsystem_kernel.dylib) + 11  [0x7fff917dbd28]
                + !   :     1 __unlink  (in libsystem_kernel.dylib) + 10  [0x7fff917de4fa]
                + !   3 ReorderBufferCommit  (in postgres) + 4168  [0x1063ecac8]
                + !   : 2 RelidByRelfilenode  (in postgres) + 33,37  [0x106521ba1,0x106521ba5]
                + !   : 1 RelidByRelfilenode  (in postgres) + 446  [0x106521d3e]
                + !   :   1 hash_search  (in postgres) + 33  [0x106536761]
                + !   :     1 tag_hash  (in postgres) + 0  [0x106537470]
                + !   3 ReorderBufferCommit  (in postgres) + 4919  [0x1063ecdb7]
                + !   : 3 LocalExecuteInvalidationMessage  (in postgres) + 407  [0x106516f47]
                + !   :   2 RelfilenodeMapInvalidateCallback  (in postgres) + 114  [0x106521f62]
                + !   :   | 2 hash_seq_search  (in postgres) + 183,160  [0x106537107,0x1065370f0]
                + !   :   1 PlanCacheRelCallback  (in postgres) + 0  [0x106518100]
                + !   2 ReorderBufferCommit  (in postgres) + 4188  [0x1063ecadc]
                + !     1 RelationIdGetRelation  (in postgres) + 34  [0x10651aba2]
                + !     | 1 hash_search  (in postgres) + 33  [0x106536761]
                + !     |   1 hash_uint32  (in postgres) + 4  [0x106202cb4]
                + !     1 RelationIdGetRelation  (in postgres) + 48  [0x10651abb0]
                + 2504 XLogSendLogical  (in postgres) + 40  [0x1063f67b8]
                +   2504 XLogReadRecord  (in postgres) + 202  [0x1062547da]
                +     2504 ReadPageInternal  (in postgres) + 255  [0x106254dbf]
                +       2504 logical_read_xlog_page  (in postgres) + 637  [0x1063f51ed]
                +         2504 WaitLatchOrSocket  (in postgres) + 499  [0x1063c3bd3]
                +           2504 poll  (in libsystem_kernel.dylib) + 10  [0x7fff917df2a2]
                1 WalSndLoop  (in postgres) + 265  [0x1063f60d9]
                  1 socket_flush_if_writable  (in postgres) + 65  [0x106362be1]
                    1 internal_flush  (in postgres) + 79  [0x10636306f]
                      1 secure_write  (in postgres) + 34  [0x1063599f2]
                        1 __sendto  (in libsystem_kernel.dylib) + 10  [0x7fff917de16a]

 Total number in stack (recursive counted multiple, when >=5):

 Sort by top of stack, same collapsed (when >= 5):
        hash_seq_search  (in postgres)        15372
        LocalExecuteInvalidationMessage  (in postgres)        4753
        poll  (in libsystem_kernel.dylib)        2504
        CatCacheInvalidate  (in postgres)        2458
        SysCacheInvalidate  (in postgres)        735
        ReorderBufferCommit  (in postgres)        465
        InvalidateCatalogSnapshot  (in postgres)        361
        hash_search_with_hash_value  (in postgres)        280
        RelfilenodeMapInvalidateCallback  (in postgres)        152
        hash_seq_init  (in postgres)        80
        read  (in libsystem_kernel.dylib)        69
        hash_uint32  (in postgres)        67
        RelationCacheInvalidateEntry  (in postgres)        66
        hash_search  (in postgres)        62
        PlanCacheRelCallback  (in postgres)        44
        GetCurrentTransactionNestLevel  (in postgres)        23
        uint32_hash  (in postgres)        17
        ReorderBufferRestoreChanges  (in postgres)        6

 Binary Images:
       0x1061db000 -        0x106698ff3 +postgres (0) <A1F37FB4-E52D-3FCD-8616-D6C65EB4AC6D> /Users/mathieu.fenniak/Development/pgsql-9.5.4-avoid-search/bin/postgres
       0x106830000 -        0x106831ff7 +test_decoding.so (0) <5ABF6E31-0C08-37BE-BEC5-FA4838713B01> /Users/mathieu.fenniak/Development/pgsql-9.5.4-avoid-search/lib/test_decoding.so
    0x7fff622df000 -     0x7fff62316a47  dyld (0.0 - ???) <884763FC-CC0F-31CC-ACC4-75A805CE401D> /usr/lib/dyld
    0x7fff867a3000 -     0x7fff867cdff7  libc++abi.dylib (307.2) <922EFB36-0E9E-315B-8270-E81AC43472C0> /usr/lib/libc++abi.dylib
    0x7fff872dc000 -     0x7fff872edff7  libsystem_trace.dylib (201.10.3) <E9311C03-9E61-3B13-AF3F-A64956FFF269> /usr/lib/system/libsystem_trace.dylib
    0x7fff88758000 -     0x7fff88760ffb  libsystem_dnssd.dylib (625.60.4) <80189998-32B0-316C-B5C5-53857486713D> /usr/lib/system/libsystem_dnssd.dylib
    0x7fff8930f000 -     0x7fff89310fff  libDiagnosticMessagesClient.dylib (100) <4243B6B4-21E9-355B-9C5A-95A216233B96> /usr/lib/libDiagnosticMessagesClient.dylib
    0x7fff899b9000 -     0x7fff899bbff7  libquarantine.dylib (80) <0F4169F0-0C84-3A25-B3AE-E47B3586D908> /usr/lib/system/libquarantine.dylib
    0x7fff8a2b9000 -     0x7fff8a2e2ff7  libxpc.dylib (765.50.8) <54D1328E-054E-3DAA-89E2-375722F9D18F> /usr/lib/system/libxpc.dylib
    0x7fff8a2e3000 -     0x7fff8a2ebfef  libsystem_platform.dylib (74.40.2) <29A905EF-6777-3C33-82B0-6C3A88C4BA15> /usr/lib/system/libsystem_platform.dylib
    0x7fff8a42c000 -     0x7fff8a492ff7  libsystem_network.dylib (583.50.1) <B52DAB73-92DC-3DA7-B9F4-B899D66445C1> /usr/lib/system/libsystem_network.dylib
    0x7fff8a4ed000 -     0x7fff8a516fff  libsystem_info.dylib (477.50.4) <FAA9226D-64DE-3769-A6D8-6CABA4B7FF4D> /usr/lib/system/libsystem_info.dylib
    0x7fff8ad6f000 -     0x7fff8ad86ff7  libsystem_coretls.dylib (83.40.5) <C90DAE38-4082-381C-A185-2A6A8B677628> /usr/lib/system/libsystem_coretls.dylib
    0x7fff8b6a6000 -     0x7fff8b733fef  libsystem_c.dylib (1082.60.1) <28733D22-553E-3CBC-8D2C-EDCEB46E46AF> /usr/lib/system/libsystem_c.dylib
    0x7fff8b754000 -     0x7fff8b757ffb  libdyld.dylib (360.22) <F103B2FB-D383-38CB-992A-E16BDCB00A03> /usr/lib/system/libdyld.dylib
    0x7fff8bf62000 -     0x7fff8bf65fff  libsystem_sandbox.dylib (460.60.2) <2A68B39C-B786-3A05-87A2-56E688469FB8> /usr/lib/system/libsystem_sandbox.dylib
    0x7fff8c1cc000 -     0x7fff8c1cdfff  libsystem_secinit.dylib (20) <32B1A8C6-DC84-3F4F-B8CE-9A52B47C3E6B> /usr/lib/system/libsystem_secinit.dylib
    0x7fff8c2db000 -     0x7fff8c308fff  libdispatch.dylib (501.40.12) <C7499857-61A5-3D7D-A5EA-65DCC8C3DF92> /usr/lib/system/libdispatch.dylib
    0x7fff8c309000 -     0x7fff8c314ff7  libcommonCrypto.dylib (60075.50.1) <93732261-34B4-3914-B7A2-90A81A182DBA> /usr/lib/system/libcommonCrypto.dylib
    0x7fff8cf73000 -     0x7fff8cf7bfff  libcopyfile.dylib (127) <A48637BC-F3F2-34F2-BB68-4C65FD012832> /usr/lib/system/libcopyfile.dylib
    0x7fff8cfc5000 -     0x7fff8cfc6ffb  libremovefile.dylib (41) <552EF39E-14D7-363E-9059-4565AC2F894E> /usr/lib/system/libremovefile.dylib
    0x7fff8faaa000 -     0x7fff8faacff7  libsystem_configuration.dylib (802.40.13) <3DEB7DF9-6804-37E1-BC83-0166882FF0FF> /usr/lib/system/libsystem_configuration.dylib
    0x7fff8ff5e000 -     0x7fff8ffb1ff7  libc++.1.dylib (120.1) <8FC3D139-8055-3498-9AC5-6467CB7F4D14> /usr/lib/libc++.1.dylib
    0x7fff900bb000 -     0x7fff900d7ff7  libsystem_malloc.dylib (67.40.1) <5748E8B2-F81C-34C6-8B13-456213127678> /usr/lib/system/libsystem_malloc.dylib
    0x7fff9013d000 -     0x7fff90146ff3  libsystem_notify.dylib (150.40.1) <D48BDE34-0F7E-34CA-A0FF-C578E39987CC> /usr/lib/system/libsystem_notify.dylib
    0x7fff90b00000 -     0x7fff90b00ff7  libkeymgr.dylib (28) <8371CE54-5FDD-3CE9-B3DF-E98C761B6FE0> /usr/lib/system/libkeymgr.dylib
    0x7fff917c7000 -     0x7fff917e5ff7  libsystem_kernel.dylib (3248.60.11.4.1) <8448646C-0017-3F77-BB84-75188CC0AC7F> /usr/lib/system/libsystem_kernel.dylib
    0x7fff9187c000 -     0x7fff9187cff7  libunc.dylib (29) <DDB1E947-C775-33B8-B461-63E5EB698F0E> /usr/lib/system/libunc.dylib
    0x7fff92b3f000 -     0x7fff92b56ff7  libsystem_asl.dylib (323.50.1) <41F8E11F-1BD0-3F1D-BA3A-AA1577ED98A9> /usr/lib/system/libsystem_asl.dylib
    0x7fff92fb7000 -     0x7fff92fbcff7  libmacho.dylib (875.1) <318264FA-58F1-39D8-8285-1F6254EE410E> /usr/lib/system/libmacho.dylib
    0x7fff92fce000 -     0x7fff93014ff7  libauto.dylib (186) <999E610F-41FC-32A3-ADCA-5EC049B65DFB> /usr/lib/libauto.dylib
    0x7fff93015000 -     0x7fff93377f3f  libobjc.A.dylib (680) <7489D2D6-1EFD-3414-B18D-2AECCCC90286> /usr/lib/libobjc.A.dylib
    0x7fff934e9000 -     0x7fff93518ffb  libsystem_m.dylib (3105) <08E1A4B2-6448-3DFE-A58C-ACC7335BE7E4> /usr/lib/system/libsystem_m.dylib
    0x7fff93b14000 -     0x7fff93b8bfeb  libcorecrypto.dylib (335.50.1) <B5C05FD7-A540-345A-87BF-8E41848A3C17> /usr/lib/system/libcorecrypto.dylib
    0x7fff947f8000 -     0x7fff947ffff7  libcompiler_rt.dylib (62) <A13ECF69-F59F-38AE-8609-7B731450FBCD> /usr/lib/system/libcompiler_rt.dylib
    0x7fff953ea000 -     0x7fff953efff3  libunwind.dylib (35.3) <F6EB48E5-4D12-359A-AB54-C937FBBE9043> /usr/lib/system/libunwind.dylib
    0x7fff96483000 -     0x7fff96484fff  libsystem_blocks.dylib (65) <1244D9D5-F6AA-35BB-B307-86851C24B8E5> /usr/lib/system/libsystem_blocks.dylib
    0x7fff97752000 -     0x7fff97754fff  libsystem_coreservices.dylib (19.2) <1B3F5AFC-FFCD-3ECB-8B9A-5538366FB20D> /usr/lib/system/libsystem_coreservices.dylib
    0x7fff97a66000 -     0x7fff97a67ffb  libSystem.B.dylib (1226.10.1) <012548CD-614D-3AF0-B3B1-676F427D2CD6> /usr/lib/libSystem.B.dylib
    0x7fff97db1000 -     0x7fff97db5fff  libcache.dylib (75) <9548AAE9-2AB7-3525-9ECE-A2A7C4688447> /usr/lib/system/libcache.dylib
    0x7fff9b94a000 -     0x7fff9b953ff7  libsystem_pthread.dylib (138.10.4) <3DD1EF4C-1D1B-3ABF-8CC6-B3B1CEEE9559> /usr/lib/system/libsystem_pthread.dylib
    0x7fff9bd63000 -     0x7fff9bd6bfff  libsystem_networkextension.dylib (385.40.36) <66095DC7-6539-38F2-95EE-458F15F6D014> /usr/lib/system/libsystem_networkextension.dylib
    0x7fff9bd9a000 -     0x7fff9bd9aff7  liblaunch.dylib (765.50.8) <834ED605-5114-3641-AA4D-ECF31B801C50> /usr/lib/system/liblaunch.dylib
	Analysis of sampling postgres (pid 94571) every 1 millisecond
	Process: postgres [94571]
	Path: /Users/mathieu.fenniak/Development/pgsql-9.5.4-avoid-search/bin/postgres
	Load Address: 0x1061db000
	Identifier: postgres
	Version: 0
	Code Type: X86-64
	Parent Process: postgres [94365]

	Date/Time: 2017-05-10 09:40:17.180 -0600
	Launch Time: 2017-05-10 08:47:47.752 -0600
	OS Version: Mac OS X 10.11.6 (15G1421)
	Report Version: 7
	Analysis Tool: /usr/bin/sample
	----

	Call graph:
	27524 Thread_1049301 DispatchQueue_1: com.apple.main-thread (serial)
	27524 start (in libdyld.dylib) + 1 [0x7fff8b7575ad]
	27524 main (in postgres) + 1562 [0x10636495a]
	27524 PostmasterMain (in postgres) + 7864 [0x1063d2ec8]
	27524 PostgresMain (in postgres) + 8073 [0x106433e89]
	27524 exec_replication_command (in postgres) + 914 [0x1063f3642]
	27523 WalSndLoop (in postgres) + 258 [0x1063f60d2]
	+ 25019 XLogSendLogical (in postgres) + 79 [0x1063f67df]
	+ ! 25019 LogicalDecodingProcessRecord (in postgres) + 3560 [0x1063e9258]
	+ ! 24461 ReorderBufferCommit (in postgres) + 4055 [0x1063eca57]
	+ ! : 15668 LocalExecuteInvalidationMessage (in postgres) + 407 [0x106516f47]
	+ ! : \| 13725 RelfilenodeMapInvalidateCallback (in postgres) + 114 [0x106521f62]
	+ ! : \| + 13725 hash_seq_search (in postgres) + 169,160,... [0x1065370f9,0x1065370f0,...]
	+ ! : \| 1645 RelfilenodeMapInvalidateCallback (in postgres) + 40 [0x106521f18]
	+ ! : \| + 1645 hash_seq_search (in postgres) + 160,169,... [0x1065370f0,0x1065370f9,...]
	+ ! : \| 152 RelfilenodeMapInvalidateCallback (in postgres) + 106,64,... [0x106521f5a,0x106521f30,...]
	+ ! : \| 103 RelfilenodeMapInvalidateCallback (in postgres) + 32 [0x106521f10]
	+ ! : \| + 80 hash_seq_init (in postgres) + 79,57,... [0x10653700f,0x106536ff9,...]
	+ ! : \| + 23 hash_seq_init (in postgres) + 62 [0x106536ffe]
	+ ! : \| + 23 GetCurrentTransactionNestLevel (in postgres) + 0,11,... [0x10623d590,0x10623d59b,...]
	+ ! : \| 43 PlanCacheRelCallback (in postgres) + 228,6,... [0x1065181e4,0x106518106,...]
	+ ! : 4748 LocalExecuteInvalidationMessage (in postgres) + 151,112,... [0x106516e47,0x106516e20,...]
	+ ! : 3161 LocalExecuteInvalidationMessage (in postgres) + 72 [0x106516df8]
	+ ! : \| 2458 CatCacheInvalidate (in postgres) + 110,117,... [0x1065145ee,0x1065145f5,...]
	+ ! : \| 703 SysCacheInvalidate (in postgres) + 1,6,... [0x106522a31,0x106522a36,...]
	+ ! : 491 LocalExecuteInvalidationMessage (in postgres) + 366 [0x106516f1e]
	+ ! : \| 422 RelationCacheInvalidateEntry (in postgres) + 33 [0x10651c1f1]
	+ ! : \| + 280 hash_search_with_hash_value (in postgres) + 822,770,... [0x106536ab6,0x106536a82,...]
	+ ! : \| + 74 hash_search (in postgres) + 33 [0x106536761]
	+ ! : \| + ! 66 hash_uint32 (in postgres) + 49,4,... [0x106202ce1,0x106202cb4,...]
	+ ! : \| + ! 8 uint32_hash (in postgres) + 1,4,... [0x106537481,0x106537484,...]
	+ ! : \| + 59 hash_search (in postgres) + 30,17,... [0x10653675e,0x106536751,...]
	+ ! : \| + 9 uint32_hash (in postgres) + 7 [0x106537487]
	+ ! : \| 66 RelationCacheInvalidateEntry (in postgres) + 168,0,... [0x10651c278,0x10651c1d0,...]
	+ ! : \| 3 hash_search (in postgres) + 55 [0x106536777]
	+ ! : 315 LocalExecuteInvalidationMessage (in postgres) + 59 [0x106516deb]
	+ ! : \| 315 InvalidateCatalogSnapshot (in postgres) + 11,0,... [0x10655ee6b,0x10655ee60,...]
	+ ! : 46 InvalidateCatalogSnapshot (in postgres) + 4,11,... [0x10655ee64,0x10655ee6b,...]
	+ ! : 32 SysCacheInvalidate (in postgres) + 38 [0x106522a56]
	+ ! 465 ReorderBufferCommit (in postgres) + 4032,4050,... [0x1063eca40,0x1063eca52,...]
	+ ! 76 ReorderBufferCommit (in postgres) + 3675 [0x1063ec8db]
	+ ! : 49 ReorderBufferRestoreChanges (in postgres) + 451 [0x1063eedb3]
	+ ! : \| 49 read (in libsystem_kernel.dylib) + 10 [0x7fff917df362]
	+ ! : 20 ReorderBufferRestoreChanges (in postgres) + 610 [0x1063eee52]
	+ ! : \| 20 read (in libsystem_kernel.dylib) + 10 [0x7fff917df362]
	+ ! : 6 ReorderBufferRestoreChanges (in postgres) + 87,695,... [0x1063eec47,0x1063eeea7,...]
	+ ! : 1 ReorderBufferRestoreChanges (in postgres) + 113 [0x1063eec61]
	+ ! : 1 ReorderBufferReturnChange (in postgres) + 16 [0x1063eb330]
	+ ! 5 LocalExecuteInvalidationMessage (in postgres) + 227 [0x106516e93]
	+ ! 4 ReorderBufferCommit (in postgres) + 5011 [0x1063ece13]
	+ ! : 3 ReorderBufferCleanupTXN (in postgres) + 180 [0x1063ed6a4]
	+ ! : 1 ReorderBufferCleanupTXN (in postgres) + 419 [0x1063ed793]
	+ ! : 1 unlink (in libsystem_kernel.dylib) + 11 [0x7fff917dbd28]
	+ ! : 1 __unlink (in libsystem_kernel.dylib) + 10 [0x7fff917de4fa]
	+ ! 3 ReorderBufferCommit (in postgres) + 4168 [0x1063ecac8]
	+ ! : 2 RelidByRelfilenode (in postgres) + 33,37 [0x106521ba1,0x106521ba5]
	+ ! : 1 RelidByRelfilenode (in postgres) + 446 [0x106521d3e]
	+ ! : 1 hash_search (in postgres) + 33 [0x106536761]
	+ ! : 1 tag_hash (in postgres) + 0 [0x106537470]
	+ ! 3 ReorderBufferCommit (in postgres) + 4919 [0x1063ecdb7]
	+ ! : 3 LocalExecuteInvalidationMessage (in postgres) + 407 [0x106516f47]
	+ ! : 2 RelfilenodeMapInvalidateCallback (in postgres) + 114 [0x106521f62]
	+ ! : \| 2 hash_seq_search (in postgres) + 183,160 [0x106537107,0x1065370f0]
	+ ! : 1 PlanCacheRelCallback (in postgres) + 0 [0x106518100]
	+ ! 2 ReorderBufferCommit (in postgres) + 4188 [0x1063ecadc]
	+ ! 1 RelationIdGetRelation (in postgres) + 34 [0x10651aba2]
	+ ! \| 1 hash_search (in postgres) + 33 [0x106536761]
	+ ! \| 1 hash_uint32 (in postgres) + 4 [0x106202cb4]
	+ ! 1 RelationIdGetRelation (in postgres) + 48 [0x10651abb0]
	+ 2504 XLogSendLogical (in postgres) + 40 [0x1063f67b8]
	+ 2504 XLogReadRecord (in postgres) + 202 [0x1062547da]
	+ 2504 ReadPageInternal (in postgres) + 255 [0x106254dbf]
	+ 2504 logical_read_xlog_page (in postgres) + 637 [0x1063f51ed]
	+ 2504 WaitLatchOrSocket (in postgres) + 499 [0x1063c3bd3]
	+ 2504 poll (in libsystem_kernel.dylib) + 10 [0x7fff917df2a2]
	1 WalSndLoop (in postgres) + 265 [0x1063f60d9]
	1 socket_flush_if_writable (in postgres) + 65 [0x106362be1]
	1 internal_flush (in postgres) + 79 [0x10636306f]
	1 secure_write (in postgres) + 34 [0x1063599f2]
	1 __sendto (in libsystem_kernel.dylib) + 10 [0x7fff917de16a]

	Total number in stack (recursive counted multiple, when >=5):

	Sort by top of stack, same collapsed (when >= 5):
	hash_seq_search (in postgres) 15372
	LocalExecuteInvalidationMessage (in postgres) 4753
	poll (in libsystem_kernel.dylib) 2504
	CatCacheInvalidate (in postgres) 2458
	SysCacheInvalidate (in postgres) 735
	ReorderBufferCommit (in postgres) 465
	InvalidateCatalogSnapshot (in postgres) 361
	hash_search_with_hash_value (in postgres) 280
	RelfilenodeMapInvalidateCallback (in postgres) 152
	hash_seq_init (in postgres) 80
	read (in libsystem_kernel.dylib) 69
	hash_uint32 (in postgres) 67
	RelationCacheInvalidateEntry (in postgres) 66
	hash_search (in postgres) 62
	PlanCacheRelCallback (in postgres) 44
	GetCurrentTransactionNestLevel (in postgres) 23
	uint32_hash (in postgres) 17
	ReorderBufferRestoreChanges (in postgres) 6

	Binary Images:
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	0x7fff8c2db000 - 0x7fff8c308fff libdispatch.dylib (501.40.12) <C7499857-61A5-3D7D-A5EA-65DCC8C3DF92> /usr/lib/system/libdispatch.dylib
	0x7fff8c309000 - 0x7fff8c314ff7 libcommonCrypto.dylib (60075.50.1) <93732261-34B4-3914-B7A2-90A81A182DBA> /usr/lib/system/libcommonCrypto.dylib
	0x7fff8cf73000 - 0x7fff8cf7bfff libcopyfile.dylib (127) <A48637BC-F3F2-34F2-BB68-4C65FD012832> /usr/lib/system/libcopyfile.dylib
	0x7fff8cfc5000 - 0x7fff8cfc6ffb libremovefile.dylib (41) <552EF39E-14D7-363E-9059-4565AC2F894E> /usr/lib/system/libremovefile.dylib
	0x7fff8faaa000 - 0x7fff8faacff7 libsystem_configuration.dylib (802.40.13) <3DEB7DF9-6804-37E1-BC83-0166882FF0FF> /usr/lib/system/libsystem_configuration.dylib
	0x7fff8ff5e000 - 0x7fff8ffb1ff7 libc++.1.dylib (120.1) <8FC3D139-8055-3498-9AC5-6467CB7F4D14> /usr/lib/libc++.1.dylib
	0x7fff900bb000 - 0x7fff900d7ff7 libsystem_malloc.dylib (67.40.1) <5748E8B2-F81C-34C6-8B13-456213127678> /usr/lib/system/libsystem_malloc.dylib
	0x7fff9013d000 - 0x7fff90146ff3 libsystem_notify.dylib (150.40.1) <D48BDE34-0F7E-34CA-A0FF-C578E39987CC> /usr/lib/system/libsystem_notify.dylib
	0x7fff90b00000 - 0x7fff90b00ff7 libkeymgr.dylib (28) <8371CE54-5FDD-3CE9-B3DF-E98C761B6FE0> /usr/lib/system/libkeymgr.dylib
	0x7fff917c7000 - 0x7fff917e5ff7 libsystem_kernel.dylib (3248.60.11.4.1) <8448646C-0017-3F77-BB84-75188CC0AC7F> /usr/lib/system/libsystem_kernel.dylib
	0x7fff9187c000 - 0x7fff9187cff7 libunc.dylib (29) <DDB1E947-C775-33B8-B461-63E5EB698F0E> /usr/lib/system/libunc.dylib
	0x7fff92b3f000 - 0x7fff92b56ff7 libsystem_asl.dylib (323.50.1) <41F8E11F-1BD0-3F1D-BA3A-AA1577ED98A9> /usr/lib/system/libsystem_asl.dylib
	0x7fff92fb7000 - 0x7fff92fbcff7 libmacho.dylib (875.1) <318264FA-58F1-39D8-8285-1F6254EE410E> /usr/lib/system/libmacho.dylib
	0x7fff92fce000 - 0x7fff93014ff7 libauto.dylib (186) <999E610F-41FC-32A3-ADCA-5EC049B65DFB> /usr/lib/libauto.dylib
	0x7fff93015000 - 0x7fff93377f3f libobjc.A.dylib (680) <7489D2D6-1EFD-3414-B18D-2AECCCC90286> /usr/lib/libobjc.A.dylib
	0x7fff934e9000 - 0x7fff93518ffb libsystem_m.dylib (3105) <08E1A4B2-6448-3DFE-A58C-ACC7335BE7E4> /usr/lib/system/libsystem_m.dylib
	0x7fff93b14000 - 0x7fff93b8bfeb libcorecrypto.dylib (335.50.1) <B5C05FD7-A540-345A-87BF-8E41848A3C17> /usr/lib/system/libcorecrypto.dylib
	0x7fff947f8000 - 0x7fff947ffff7 libcompiler_rt.dylib (62) <A13ECF69-F59F-38AE-8609-7B731450FBCD> /usr/lib/system/libcompiler_rt.dylib
	0x7fff953ea000 - 0x7fff953efff3 libunwind.dylib (35.3) <F6EB48E5-4D12-359A-AB54-C937FBBE9043> /usr/lib/system/libunwind.dylib
	0x7fff96483000 - 0x7fff96484fff libsystem_blocks.dylib (65) <1244D9D5-F6AA-35BB-B307-86851C24B8E5> /usr/lib/system/libsystem_blocks.dylib
	0x7fff97752000 - 0x7fff97754fff libsystem_coreservices.dylib (19.2) <1B3F5AFC-FFCD-3ECB-8B9A-5538366FB20D> /usr/lib/system/libsystem_coreservices.dylib
	0x7fff97a66000 - 0x7fff97a67ffb libSystem.B.dylib (1226.10.1) <012548CD-614D-3AF0-B3B1-676F427D2CD6> /usr/lib/libSystem.B.dylib
	0x7fff97db1000 - 0x7fff97db5fff libcache.dylib (75) <9548AAE9-2AB7-3525-9ECE-A2A7C4688447> /usr/lib/system/libcache.dylib
	0x7fff9b94a000 - 0x7fff9b953ff7 libsystem_pthread.dylib (138.10.4) <3DD1EF4C-1D1B-3ABF-8CC6-B3B1CEEE9559> /usr/lib/system/libsystem_pthread.dylib
	0x7fff9bd63000 - 0x7fff9bd6bfff libsystem_networkextension.dylib (385.40.36) <66095DC7-6539-38F2-95EE-458F15F6D014> /usr/lib/system/libsystem_networkextension.dylib
	0x7fff9bd9a000 - 0x7fff9bd9aff7 liblaunch.dylib (765.50.8) <834ED605-5114-3641-AA4D-ECF31B801C50> /usr/lib/system/liblaunch.dylib