Diff Report
Run #51ca5b0eb2b08: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::merge

Drupal\Core\Database\Connection::mergeRun #51ca5b0eb2b08Run #51ca5a4995c23DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)788 763 -25 -3.2%
Incl. Wall Time (microsec) per call 263 254 -8 -3.2%
Excl. Wall Time (microsec)40 35 -5 -12.5%
Incl. CPU (microsecs)792 770 -22 -2.8%
Incl. CPU (microsecs) per call 264 257 -7 -2.8%
Excl. CPU (microsec)35 32 -3 -8.6%
Incl. MemUse (bytes)112,648 112,680 32 0.0%
Incl. MemUse (bytes) per call 37,549 37,560 11 0.0%
Excl. MemUse (bytes)3,792 3,792 0 0.0%
Incl. PeakMemUse (bytes)103,432 103,392 -40 -0.0%
Incl. PeakMemUse (bytes) per call 34,477 34,464 -13 -0.0%
Excl. PeakMemUse (bytes)2,376 2,376 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::merge [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\Database\Connection::merge0 N/A% -25 -0.7% -22 -0.9% 32 0.0% -40 -0.0%
Exclusive Metrics Diff for Current Function-5 -20.0% -3 -13.6% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% -26 -104.0% -22 -100.0% 32 100.0% -40 -100.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 1 4.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% -16 -64.0% -16 -72.7% 32 100.0% -40 -100.0%
Drupal\Core\Database\Query\Merge::__construct0 N/A% -4 -16.0% -3 -13.6% 0 0.0% 0 0.0%