LCOV - code coverage report

Current view: top level - src/backend/storage/buffer - bufmgr.c (source / functions) Hit Total Coverage Test: PostgreSQL 19devel Lines: 1892 2100 90.1 % Date: 2026-01-27 21:18:16 Functions: 127 137 92.7 % Legend: Lines: hit not hit

Function Name	Hit count
AbortBufferIO	30
AsyncReadBuffers	2599490
AtEOXact_Buffers	1055782
AtProcExit_Buffers	45556
BgBufferSync	29538
BufferAlloc	123097692
BufferGetBlockNumber	101354828
BufferGetLSNAtomic	14202214
BufferGetTag	31777326
BufferIsDirty	0
BufferIsLockedByMe	0
BufferIsLockedByMeInMode	0
BufferIsPermanent	19105710
BufferLockAcquire	163385742
BufferLockAttempt	166697708
BufferLockConditional	3215262
BufferLockDequeueSelf	2488
BufferLockDisown	0
BufferLockDisownInternal	166599572
BufferLockHeldByMe	0
BufferLockHeldByMeInMode	0
BufferLockProcessRelease	166599572
BufferLockQueueSelf	49596
BufferLockReleaseSub	166599572
BufferLockUnlock	166599572
BufferLockWakeup	45128
BufferSync	3574
CheckBufferIsPinnedOnce	4829470
CheckForBufferLeaks	1101338
CheckPointBuffers	3574
CheckReadBuffersOperation	7792418
ConditionalLockBuffer	2795636
ConditionalLockBufferForCleanup	900900
CreateAndCopyRelationData	113400
DebugPrintBufferRefcount	80
DropDatabaseBuffers	156
DropRelationBuffers	1298
DropRelationsAllBuffers	28626
EvictAllUnpinnedBuffers	2
EvictRelUnpinnedBuffers	2
EvictUnpinnedBuffer	280
EvictUnpinnedBufferInternal	4286
ExtendBufferedRel	92196
ExtendBufferedRelBy	322630
ExtendBufferedRelCommon	430924
ExtendBufferedRelShared	408052
ExtendBufferedRelTo	103980
FindAndDropRelationBuffers	1658
FlushBuffer	1149338
FlushDatabaseBuffers	10
FlushOneBuffer	158
FlushRelationBuffers	274
FlushRelationsAllBuffers	12
FlushUnlockedBuffer	612790
ForgetPrivateRefCountEntry	119644192
GetAdditionalPinLimit	7254406
GetPinLimit	1292516
GetPrivateRefCount	5731306
GetPrivateRefCountEntry	628887494
GetPrivateRefCountEntrySlow	148379242
GetVictimBuffer	3954616
HoldingBufferPinThatDelaysRecovery	8
IncrBufferRefCount	23787232
InitBufferManagerAccess	45556
InvalidateBuffer	215218
InvalidateVictimBuffer	2468870
IsBufferCleanupOK	4062
IssuePendingWritebacks	2202
LimitAdditionalPins	408052
LockBufHdr	65327362
LockBufferForCleanup	48248
LockBufferInternal	172596726
MarkBufferDirty	43758124
MarkBufferDirtyHint	20189506
MarkDirtyAllUnpinnedBuffers	2
MarkDirtyRelUnpinnedBuffers	2
MarkDirtyUnpinnedBuffer	2
MarkDirtyUnpinnedBufferInternal	72
NewPrivateRefCountEntry	119640338
PinBuffer	119603648
PinBufferForBlock	125652100
PinBuffer_Locked	615200
PrefetchBuffer	43146
PrefetchSharedBuffer	64678
ProcessReadBuffersResult	2595450
ReadBuffer	88252214
ReadBufferExtended	105947370
ReadBufferWithoutRelcache	11589380
ReadBuffer_common	117536758
ReadBuffersCanStartIO	2945346
ReadBuffersCanStartIOOnce	2945346
ReadRecentBuffer	9052
RelationCopyStorageUsingBuffer	150852
RelationGetNumberOfBlocksInFork	3812760
ReleaseAndReadBuffer	58814208
ReleaseBuffer	126434946
ResOwnerPrintBuffer	0
ResOwnerPrintBufferIO	0
ResOwnerReleaseBuffer	15184
ResOwnerReleaseBufferIO	30
ReservePrivateRefCountEntry	132123314
ScheduleBufferTagForWriteback	1142348
StartBufferIO	5106716
StartReadBuffer	121014588
StartReadBuffers	3638158
StartReadBuffersImpl	124652746
SyncOneBuffer	4410210
TerminateBufferIO	4823342
TrackNewBufferPin	119644192
UnlockBuffer	175963914
UnlockBuffers	107236
UnlockReleaseBuffer	37783846
UnpinBuffer	147255922
UnpinBufferNoOwner	147265040
WaitBufHdrUnlocked	2204
WaitIO	3168
WaitReadBuffers	2595430
WakePinCountWaiter	140
WritebackContextInit	5618
ZeroAndLockBuffer	653510
buffer_readv_complete	2384876
buffer_readv_complete_one	2662232
buffer_readv_decode_error	698
buffer_readv_encode_error	384
buffer_readv_report	544
buffer_stage_common	2596192
buffertag_comparator	0
ckpt_buforder_comparator	6003792
local_buffer_readv_complete	3612
local_buffer_readv_stage	3612
local_buffer_write_error_callback	0
rlocator_comparator	19583556
shared_buffer_readv_complete	2381264
shared_buffer_readv_complete_local	2592580
shared_buffer_readv_stage	2592580
shared_buffer_write_error_callback	88
ts_ckpt_progress_comparator	492998

Generated by: LCOV version 1.16