LCOV - differential code coverage report
Current view: top level - src/backend/storage/file - fd.c (source / functions) Coverage Total Hit UNC UBC GBC GNC CBC DUB DCB
Current: f76c13edadc2b319036e0d238703ed56bb23f934 vs 9e17d25e79d4756be08b4a5521b4b58450217137 Lines: 71.9 % 1038 746 1 291 2 744 1 2
Current Date: 2026-09-20 14:13:17 +0900 Functions: 90.9 % 99 90 9 2 88
Baseline: lcov-20260920-baseline Branches: 44.3 % 866 384 1 481 4 1 379
Baseline Date: 2026-09-20 14:13:13 +0900 Line coverage date bins:
Legend: Lines:     hit not hit
Branches: + taken - not taken # not executed 		(30,360] days: 75.0 % 20 15 1 4 2 13
(360..) days: 71.8 % 1018 731 287 731
Function coverage date bins:
(30,360] days: 90.9 % 11 10 1 10
(360..) days: 90.9 % 88 80 8 2 78
Branch coverage date bins:
(30,360] days: 25.0 % 4 1 1 2 1
(360..) days: 44.4 % 862 383 479 4 379

Function Name Sort by function name TLA Hit count Sort by function hit count Lines Sort by unexercised lines in function Branches Sort by unexercised branches in function
fsync_fname_ext CBC 47466 54.2 % (13 / 24) 20.6 % (7 / 34)
SyncDataDirectory CBC 210 9.7 % (3 / 31) 4.5 % (1 / 22)
FileWriteV CBC 941654 62.1 % (18 / 29) 35.7 % (10 / 28)
pre_sync_fname UBC 0 0.0 % (0 / 13) 0.0 % (0 / 16)
FileClose CBC 636410 82.1 % (23 / 28) 50.0 % (15 / 30)
durable_rename CBC 7232 44.0 % (11 / 25) 37.5 % (9 / 24)
count_usable_fds GNC 1269 76.7 % (23 / 30) 41.7 % (10 / 24)
RemovePgTempFilesInDir CBC 1095 83.3 % (20 / 24) 56.7 % (17 / 30)
FileWriteback UBC 0 0.0 % (0 / 12) 0.0 % (0 / 12)
OpenPipeStream CBC 78 72.0 % (18 / 25) 14.3 % (2 / 14)
do_syncfs UBC 0 0.0 % (0 / 9) 0.0 % (0 / 12)
CleanupTempFiles CBC 449765 77.8 % (14 / 18) 60.7 % (17 / 28)
FileFallocate CBC 657 58.8 % (10 / 17) 31.2 % (5 / 16)
pg_flush_data CBC 43013 18.8 % (3 / 16) 8.3 % (1 / 12)
PathNameDeleteTemporaryFile CBC 4519 66.7 % (10 / 15) 37.5 % (6 / 16)
AllocateDir CBC 52014 65.0 % (13 / 20) 35.7 % (5 / 14)
AllocateFile CBC 101300 65.0 % (13 / 20) 35.7 % (5 / 14)
AllocateVfd CBC 1530853 95.0 % (19 / 20) 63.6 % (14 / 22)
FileTruncate CBC 730 69.2 % (9 / 13) 42.9 % (6 / 14)
FileZero CBC 263372 66.7 % (10 / 15) 42.9 % (6 / 14)
InitFileAccess CBC 23701 88.9 % (8 / 9) 50.0 % (8 / 16)
pg_file_exists CBC 23753 85.7 % (6 / 7) 33.3 % (4 / 12)
reserveAllocatedDesc CBC 608719 50.0 % (10 / 20) 33.3 % (4 / 12)
FileReadV CBC 425722 78.6 % (11 / 14) 41.7 % (5 / 12)
BasicOpenFilePerm CBC 2025318 53.8 % (7 / 13) 40.0 % (4 / 10)
FileGetRawFlags UBC 0 0.0 % (0 / 3) 0.0 % (0 / 6)
FileGetRawMode UBC 0 0.0 % (0 / 3) 0.0 % (0 / 6)
FreeDir CBC 50821 66.7 % (6 / 9) 40.0 % (4 / 10)
LruDelete CBC 3278 90.0 % (9 / 10) 25.0 % (2 / 8)
PathNameCreateTemporaryDir CBC 270 75.0 % (6 / 8) 62.5 % (10 / 16)
looks_like_temp_rel_name CBC 1404478 77.3 % (17 / 22) 75.0 % (18 / 24)
pg_fdatasync UBC 0 0.0 % (0 / 8) 0.0 % (0 / 6)
AtEOSubXact_Files GNC 22835 42.9 % (3 / 7) 16.7 % (1 / 6)
ClosePipeStream CBC 78 71.4 % (5 / 7) 37.5 % (3 / 8)
CloseTransientFile CBC 449873 62.5 % (5 / 8) 37.5 % (3 / 8)
FilePrefetch CBC 9811 83.3 % (10 / 12) 50.0 % (5 / 10)
OpenTemporaryFile CBC 2075 100.0 % (15 / 15) 68.8 % (11 / 16)
OpenTemporaryFileInTablespace CBC 2075 90.0 % (9 / 10) 37.5 % (3 / 8)
pg_fsync_no_writethrough CBC 75086 37.5 % (3 / 8) 16.7 % (1 / 6)
unlink_if_exists_fname CBC 2306 83.3 % (5 / 6) 37.5 % (3 / 8)
FileGetRawDesc CBC 445865 83.3 % (5 / 6) 50.0 % (4 / 8)
FileSize CBC 4069392 83.3 % (5 / 6) 60.0 % (6 / 10)
FileStartReadV CBC 1368620 87.5 % (7 / 8) 50.0 % (4 / 8)
FileSync CBC 413 88.9 % (8 / 9) 50.0 % (4 / 8)
FreeFile CBC 93112 71.4 % (5 / 7) 50.0 % (4 / 8)
GetTempTablespaces CBC 286 80.0 % (4 / 5) 33.3 % (2 / 6)
PathNameCreateTemporaryFile CBC 2354 90.9 % (10 / 11) 50.0 % (4 / 8)
PathNameOpenTemporaryFile CBC 5304 88.9 % (8 / 9) 60.0 % (6 / 10)
ReadDirExtended CBC 3467027 80.0 % (8 / 10) 60.0 % (6 / 10)
check_debug_io_direct CBC 1321 69.0 % (20 / 29) 77.8 % (14 / 18)
datadir_fsync_fname UBC 0 0.0 % (0 / 4) 0.0 % (0 / 4)
walkdir CBC 261 76.2 % (16 / 21) 69.2 % (9 / 13)
FilePathName CBC 33 100.0 % (3 / 3) 50.0 % (3 / 6)
FreeDesc CBC 594060 90.0 % (18 / 20) 57.1 % (4 / 7)
LruInsert CBC 32 90.9 % (10 / 11) 50.0 % (3 / 6)
OpenTransientFilePerm CBC 455327 92.3 % (12 / 13) 50.0 % (3 / 6)
PathNameOpenFilePerm CBC 1530853 95.8 % (23 / 24) 50.0 % (3 / 6)
RemovePgTempRelationFilesInDbspace CBC 3496 90.9 % (10 / 11) 62.5 % (5 / 8)
ResOwnerReleaseFile CBC 3 100.0 % (7 / 7) 50.0 % (3 / 6)
pg_fsync CBC 75086 100.0 % (9 / 9) 62.5 % (5 / 8)
pg_ftruncate CBC 730 83.3 % (5 / 6) 25.0 % (1 / 4)
set_max_safe_fds CBC 1269 87.5 % (7 / 8) 50.0 % (3 / 6)
InitTemporaryFileAccess CBC 23701 100.0 % (6 / 6) 50.0 % (2 / 4)
ReleaseLruFile CBC 3100 83.3 % (5 / 6) 50.0 % (2 / 4)
SetTempTablespaces CBC 4258 77.8 % (7 / 9) 50.0 % (2 / 4)
TempTablespacePath CBC 12795 100.0 % (6 / 6) 66.7 % (4 / 6)
closeAllVfds CBC 50 100.0 % (7 / 7) 75.0 % (6 / 8)
pg_fsync_writethrough UBC 0 0.0 % (0 / 5) 0.0 % (0 / 2)
AcquireExternalFD CBC 164586 66.7 % (4 / 6) 50.0 % (1 / 2)
Delete CBC 1561135 100.0 % (6 / 6) 50.0 % (1 / 2)
FileAccess CBC 3456870 88.9 % (8 / 9) 83.3 % (5 / 6)
GetNextTempTableSpace CBC 3101 100.0 % (6 / 6) 75.0 % (3 / 4)
Insert CBC 2000914 100.0 % (8 / 8) 50.0 % (1 / 2)
PathNameDeleteTemporaryDir CBC 318 100.0 % (4 / 4) 75.0 % (3 / 4)
ReleaseExternalFD CBC 229716 100.0 % (4 / 4) 50.0 % (1 / 2)
ReleaseLruFiles CBC 2392796 80.0 % (4 / 5) 75.0 % (3 / 4)
ReportTemporaryFileUsage CBC 4159 100.0 % (6 / 6) 83.3 % (5 / 6)
data_sync_elevel CBC 24619 100.0 % (2 / 2) 50.0 % (1 / 2)
durable_unlink CBC 1206 85.7 % (6 / 7) 83.3 % (5 / 6)
fsync_parent_path CBC 8383 87.5 % (7 / 8) 75.0 % (3 / 4)
pg_truncate CBC 276586 83.3 % (5 / 6) 75.0 % (3 / 4)
FreeVfd CBC 1088187 100.0 % (9 / 9) 100.0 % (2 / 2)
RemovePgTempFiles CBC 1021 100.0 % (17 / 17) 100.0 % (6 / 6)
RemovePgTempRelationFiles CBC 1094 100.0 % (10 / 10) 100.0 % (4 / 4)
AtEOXact_Files CBC 426064 100.0 % (5 / 5)
BasicOpenFile CBC 38966 100.0 % (2 / 2)
BeforeShmemExit_Files CBC 23701 100.0 % (4 / 4)
MakePGDirectory CBC 1815 100.0 % (2 / 2)
OpenTransientFile CBC 455319 100.0 % (2 / 2)
PathNameOpenFile CBC 1530853 100.0 % (2 / 2)
ReadDir CBC 1525297 100.0 % (2 / 2)
RegisterTemporaryFile CBC 6675 100.0 % (6 / 6)
ResOwnerPrintFile UBC 0 0.0 % (0 / 2)
ReserveExternalFD CBC 253192 100.0 % (4 / 4)
ResourceOwnerForgetFile CBC 6672 100.0 % (3 / 3)
ResourceOwnerRememberFile CBC 6675 100.0 % (3 / 3)
TempTablespacesAreSet CBC 6587 100.0 % (2 / 2)
assign_debug_io_direct CBC 1321 100.0 % (4 / 4)
fsync_fname CBC 24619 100.0 % (3 / 3)

Generated by: LCOV version 2.0-1