Diff Report
Run #553b9a86a14e1: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #553ba42a8e87e: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #553b9a86a14e1Run #553ba42a8e87eDiffDiff%
Number of Function Calls745 745 0 0.0%
Incl. Wall Time (microsec)25,878 23,984 -1,894 -7.3%
Incl. Wall Time (microsec) per call 35 32 -3 -7.3%
Excl. Wall Time (microsec)4,470 4,453 -17 -0.4%
Incl. MemUse (bytes)63,112 63,048 -64 -0.1%
Incl. MemUse (bytes) per call 85 85 -0 -0.1%
Excl. MemUse (bytes)-2,833,008 -2,831,224 1,784 0.1%
Incl. PeakMemUse (bytes)33,928 36,936 3,008 8.9%
Incl. PeakMemUse (bytes) per call 46 50 4 8.9%
Excl. PeakMemUse (bytes)3,080 3,320 240 7.8%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum0 N/A% -1,894 -0.5% -64 -0.0% 3,008 0.2%
Exclusive Metrics Diff for Current Function-17 -0.9% 1,784 2787.5% 240 8.0%
Parent functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::getCurrentChecksum0 N/A% -1,164 -61.5% 0 0.0% 608 20.2%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -730 -38.5% -64 -100.0% 2,400 79.8%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -1,782 -94.1% 16 25.0% 728 24.2%
array_diff0 N/A% -108 -5.7% -144 -225.0% 1,512 50.3%
array_keys0 N/A% 48 2.5% -1,720 -2687.5% 432 14.4%
array_fill_keys0 N/A% -18 -1.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -17 -0.9% 0 0.0% 96 3.2%