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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ad0610ca11aRun #51ad06ef28a53DiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)7,500 7,677 177 2.4%
Incl. Wall Time (microsec) per call 63 65 1 2.4%
Excl. Wall Time (microsec)2,069 2,053 -16 -0.8%
Incl. CPU (microsecs)5,119 5,177 58 1.1%
Incl. CPU (microsecs) per call 43 44 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)-128,896 -129,016 -120 -0.1%
Incl. PeakMemUse (bytes)94,344 94,504 160 0.2%
Incl. PeakMemUse (bytes) per call 793 794 1 0.2%
Excl. PeakMemUse (bytes)20,904 21,112 208 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 Function-16 -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%