Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::preExecute

Drupal\Core\Database\Query\Select::preExecuteRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)911 905 -6 -0.7%
Incl. Wall Time (microsec) per call 61 60 -0 -0.7%
Excl. Wall Time (microsec)198 200 2 1.0%
Incl. CPU (microsecs)933 923 -10 -1.1%
Incl. CPU (microsecs) per call 62 62 -1 -1.1%
Excl. CPU (microsec)181 185 4 2.2%
Incl. MemUse (bytes)10,016 10,016 0 0.0%
Incl. MemUse (bytes) per call 668 668 0 0.0%
Excl. MemUse (bytes)2,224 2,224 0 0.0%
Incl. PeakMemUse (bytes)14,924 14,924 0 0.0%
Incl. PeakMemUse (bytes) per call 995 995 0 0.0%
Excl. PeakMemUse (bytes)3,092 3,092 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::preExecute [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\Query\Select::preExecute0 N/A% -6 -0.1% -10 -0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 33.3% 4 40.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% -6 -100.0% -10 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__toString0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::preExecute@10 N/A% -9 -150.0% -6 -60.0% -64 N/A% -136 N/A%
Drupal::moduleHandler0 N/A% 1 16.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 0 0.0% -6 -60.0% 0 N/A% 0 N/A%
Drupal\Core\Extension\ModuleHandler::alter@10 N/A% 0 0.0% -1 -10.0% 64 N/A% 136 N/A%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% -1 -10.0% 0 N/A% 0 N/A%