LCOV - code coverage report

Current view: top level - src/backend/storage/buffer - bufmgr.c (source / functions) Coverage Total Hit Test: PostgreSQL 20devel Lines: 91.1 % 2182 1987 Test Date: 2026-08-02 14:15:49 Functions: 93.7 % 142 133 Legend: Lines:     hit not hit Branches: + taken - not taken # not executed Branches: 79.0 % 1300 1027

Function Name	Hit count
AbortBufferIO	15
AsyncReadBuffers	1405151
AtEOXact_Buffers	670632
AtProcExit_Buffers	25138
BgBufferSync	15062
BufferAlloc	87042644
BufferBeginSetHintBits	435206
BufferFinishSetHintBits	435199
BufferGetBlockNumber	83213788
BufferGetLSNAtomic	9063103
BufferGetTag	28148445
BufferIsDirty	30339
BufferIsLockedByMe	0
BufferIsLockedByMeInMode	0
BufferIsPermanent	17693374
BufferLockAcquire	115563803
BufferLockAttempt	117781688
BufferLockConditional	2167849
BufferLockDequeueSelf	1674
BufferLockDisown	0
BufferLockDisownInternal	117730339
BufferLockHeldByMe	0
BufferLockHeldByMeInMode	0
BufferLockProcessRelease	117730339
BufferLockQueueSelf	25855
BufferLockReleaseSub	117730339
BufferLockUnlock	65137012
BufferLockWakeup	23777
BufferSetHintBits16	15949812
BufferSync	1965
CheckBufferIsPinnedOnce	2722963
CheckForBufferLeaks	695770
CheckPointBuffers	1965
CheckReadBuffersOperation	4214807
ConditionalLockBuffer	1877028
ConditionalLockBufferForCleanup	629675
CreateAndCopyRelationData	66152
DebugPrintBufferRefcount	46
DropDatabaseBuffers	86
DropRelationBuffers	838
DropRelationsAllBuffers	18403
EvictAllUnpinnedBuffers	1
EvictRelUnpinnedBuffers	29
EvictUnpinnedBuffer	137
EvictUnpinnedBufferInternal	2543
ExtendBufferedRel	57373
ExtendBufferedRelBy	211302
ExtendBufferedRelCommon	269505
ExtendBufferedRelShared	254481
ExtendBufferedRelTo	55965
FindAndDropRelationBuffers	879
FlushBuffer	715490
FlushDatabaseBuffers	5
FlushOneBuffer	112
FlushRelationBuffers	185
FlushRelationsAllBuffers	9
FlushUnlockedBuffer	359983
ForgetPrivateRefCountEntry	80327341
GetAdditionalPinLimit	4248071
GetPinLimit	779448
GetPrivateRefCount	3341891
GetPrivateRefCountEntry	456909027
GetPrivateRefCountEntrySlow	109731972
GetVictimBuffer	2179719
HoldingBufferPinThatDelaysRecovery	3
IncrBufferRefCount	15299811
InitBufferManagerAccess	25138
InvalidateBuffer	132158
InvalidateVictimBuffer	1331058
IsBufferCleanupOK	2697
IssuePendingWritebacks	1231
LimitAdditionalPins	254481
LockBufHdr	28658230
LockBufferForCleanup	30930
LockBufferInternal	121687456
MarkBufferDirty	35339410
MarkBufferDirtyHint	445477
MarkDirtyAllUnpinnedBuffers	1
MarkDirtyRelUnpinnedBuffers	1
MarkDirtyUnpinnedBuffer	1
MarkDirtyUnpinnedBufferInternal	36
MarkSharedBufferDirtyHint	15565391
NewPrivateRefCountEntry	80327341
PinBuffer	85150360
PinBufferForBlock	88696038
PinBuffer_Locked	361484
PrefetchBuffer	30446
PrefetchSharedBuffer	41501
ProcessReadBuffersResult	1401432
ReadBuffer	66068318
ReadBufferExtended	77947904
ReadBufferWithoutRelcache	6000228
ReadBuffer_common	83948137
ReadRecentBuffer	5199
RelationCopyStorageUsingBuffer	86210
RelationGetNumberOfBlocksInFork	2400264
ReleaseAndReadBuffer	3646
ReleaseBuffer	50329597
ResOwnerPrintBuffer	0
ResOwnerPrintBufferIO	0
ResOwnerReleaseBuffer	10883
ResOwnerReleaseBufferIO	15
ReservePrivateRefCountEntry	92093911
ScheduleBufferTagForWriteback	711786
SharedBufferBeginSetHintBits	15574868
StartBufferIO	1591795
StartReadBuffer	86018134
StartReadBuffers	2132848
StartReadBuffersImpl	88150982
StartSharedBufferIO	2898703
SyncOneBuffer	2480216
TerminateBufferIO	2720133
TrackBufferHit	86787467
TrackNewBufferPin	80327341
UnlockBuffer	69986047
UnlockBuffers	66504
UnlockReleaseBuffer	53979584
UnpinBuffer	49943077
UnpinBufferNoOwner	49949965
WaitBufHdrUnlocked	821
WaitIO	212
WaitReadBuffers	1404158
WakePinCountWaiter	77
WritebackContextInit	3135
ZeroAndLockBuffer	359061
buffer_readv_complete	1263261
buffer_readv_complete_one	1413388
buffer_readv_decode_error	450
buffer_readv_encode_error	192
buffer_readv_report	272
buffer_stage_common	1401925
buffertag_comparator	0
ckpt_buforder_comparator	3597412
local_buffer_readv_complete	2999
local_buffer_readv_stage	2999
local_buffer_write_error_callback	0
rlocator_comparator	13253548
shared_buffer_readv_complete	1260262
shared_buffer_readv_complete_local	1398926
shared_buffer_readv_stage	1398926
shared_buffer_write_error_callback	48
ts_ckpt_progress_comparator	293638

Generated by: LCOV version 2.0-1