Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fcf6ab927: 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 #5391fc871e91dRun #5391fcf6ab927DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)914 925 11 1.2%
Incl. Wall Time (microsec) per call 61 62 1 1.2%
Excl. Wall Time (microsec)212 194 -18 -8.5%
Incl. CPU (microsecs)934 942 8 0.9%
Incl. CPU (microsecs) per call 62 63 1 0.9%
Excl. CPU (microsec)200 174 -26 -13.0%
Incl. MemUse (bytes)9,952 9,952 0 0.0%
Incl. MemUse (bytes) per call 663 663 0 0.0%
Excl. MemUse (bytes)2,224 2,224 0 0.0%
Incl. PeakMemUse (bytes)14,808 14,808 0 0.0%
Incl. PeakMemUse (bytes) per call 987 987 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% 11 0.7% 8 0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-18 -163.6% -26 -325.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% 11 100.0% 9 112.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::__toString0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
Child functions
Drupal::moduleHandler0 N/A% 13 118.2% 11 137.5% 0 N/A% 0 N/A%
Drupal\Core\Extension\ModuleHandler::alter@10 N/A% 11 100.0% 13 162.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 4 36.4% 5 62.5% 0 N/A% 0 N/A%
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 1 9.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% 5 62.5% 0 N/A% 0 N/A%