Diff Report
Run #51ad06ef28a53: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ad06ef28a53Run #51ad0610ca11aDiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)7,677 7,500 -177 -2.3%
Incl. Wall Time (microsec) per call 65 63 -1 -2.3%
Excl. Wall Time (microsec)2,053 2,069 16 0.8%
Incl. CPU (microsecs)5,177 5,119 -58 -1.1%
Incl. CPU (microsecs) per call 44 43 -0 -1.1%
Excl. CPU (microsec)1,668 1,668 0 0.0%
Incl. MemUse (bytes)89,432 89,432 0 0.0%
Incl. MemUse (bytes) per call 752 752 0 0.0%
Excl. MemUse (bytes)-129,016 -128,896 120 0.1%
Incl. PeakMemUse (bytes)94,504 94,344 -160 -0.2%
Incl. PeakMemUse (bytes) per call 794 793 -1 -0.2%
Excl. PeakMemUse (bytes)21,112 20,904 -208 -1.0%

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


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -177 -3.3% -58 -1.5% 0 0.0% -160 -0.1%
Exclusive Metrics Diff for Current Function16 9.0% 0 0.0% 120 N/A% -208 -130.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -159 -89.8% -40 -69.0% 0 N/A% -160 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -18 -10.2% -18 -31.0% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -172 -97.2% -65 -112.1% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -28 -15.8% -27 -46.6% 0 N/A% 0 0.0%
array_diff0 N/A% 23 13.0% 32 55.2% 0 N/A% 0 0.0%
drupal_static0 N/A% -23 -13.0% -18 -31.0% 0 N/A% -16 -10.0%
array_keys0 N/A% 7 4.0% 21 36.2% -120 N/A% 64 40.0%
array_fill_keys0 N/A% 0 0.0% -1 -1.7% 0 N/A% 0 0.0%