Diff Report
Run #521962a927d49: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::merge

Drupal\Core\Database\Connection::mergeRun #521962a927d49Run #5219624c55207DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)180 193 13 7.2%
Incl. Wall Time (microsec) per call 180 193 13 7.2%
Excl. Wall Time (microsec)12 12 0 0.0%
Incl. CPU (microsecs)180 194 14 7.8%
Incl. CPU (microsecs) per call 180 194 14 7.8%
Excl. CPU (microsec)9 9 0 0.0%
Incl. MemUse (bytes)56,408 56,408 0 0.0%
Incl. MemUse (bytes) per call 56,408 56,408 0 0.0%
Excl. MemUse (bytes)2,480 2,480 0 0.0%
Incl. PeakMemUse (bytes)35,672 35,856 184 0.5%
Incl. PeakMemUse (bytes) per call 35,672 35,856 184 0.5%
Excl. PeakMemUse (bytes)1,640 1,640 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% 13 2.8% 14 1.5% 0 0.0% 184 0.6%
Exclusive Metrics Diff for Current Function0 0.0% 0 0.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 13 100.0% 14 100.0% 0 N/A% 184 100.0%
Child functions
Drupal\Core\Database\Connection::getDriverClass0 N/A% 10 76.9% 11 78.6% 0 N/A% 184 100.0%
Drupal\Core\Database\Query\Merge::__construct0 N/A% 3 23.1% 3 21.4% 0 N/A% 0 0.0%