Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::merge

Drupal\Core\Database\Connection::mergeRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)186 190 4 2.2%
Incl. Wall Time (microsec) per call 186 190 4 2.2%
Excl. Wall Time (microsec)12 12 0 0.0%
Incl. CPU (microsecs)188 192 4 2.1%
Incl. CPU (microsecs) per call 188 192 4 2.1%
Excl. CPU (microsec)10 11 1 10.0%
Incl. MemUse (bytes)56,280 56,272 -8 -0.0%
Incl. MemUse (bytes) per call 56,280 56,272 -8 -0.0%
Excl. MemUse (bytes)2,480 2,480 0 0.0%
Incl. PeakMemUse (bytes)48,968 48,960 -8 -0.0%
Incl. PeakMemUse (bytes) per call 48,968 48,960 -8 -0.0%
Excl. PeakMemUse (bytes)2,080 2,080 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% 4 0.2% 4 0.1% -8 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function0 0.0% 1 25.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 4 100.0% 4 100.0% -8 -100.0% -8 -100.0%
Child functions
Drupal\Core\Database\Query\Merge::__construct0 N/A% 2 50.0% 1 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::getDriverClass0 N/A% 2 50.0% 2 50.0% -8 -100.0% -8 -100.0%