Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: 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 #519fe6587b366Run #519fe82fef731DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)178 169 -9 -5.1%
Incl. Wall Time (microsec) per call 45 42 -2 -5.1%
Excl. Wall Time (microsec)30 29 -1 -3.3%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)4,344 4,344 0 0.0%
Incl. MemUse (bytes) per call 1,086 1,086 0 0.0%
Excl. MemUse (bytes)1,792 1,792 0 0.0%
Incl. PeakMemUse (bytes)7,840 7,840 0 0.0%
Incl. PeakMemUse (bytes) per call 1,960 1,960 0 0.0%
Excl. PeakMemUse (bytes)2,800 2,800 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% -9 -0.2% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -11.1% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% -9 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
drupal_alter0 N/A% -8 -88.9% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%