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

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #553ba42a8e87eRun #553b9a86a14e1DiffDiff%
Number of Function Calls745 745 0 0.0%
Incl. Wall Time (microsec)23,984 25,878 1,894 7.9%
Incl. Wall Time (microsec) per call 32 35 3 7.9%
Excl. Wall Time (microsec)4,453 4,470 17 0.4%
Incl. MemUse (bytes)63,048 63,112 64 0.1%
Incl. MemUse (bytes) per call 85 85 0 0.1%
Excl. MemUse (bytes)-2,831,224 -2,833,008 -1,784 -0.1%
Incl. PeakMemUse (bytes)36,936 33,928 -3,008 -8.1%
Incl. PeakMemUse (bytes) per call 50 46 -4 -8.1%
Excl. PeakMemUse (bytes)3,320 3,080 -240 -7.2%

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 Function17 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%