Diff Report
Run #519ea984d991e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519ea884c38e9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::preExecute

Drupal\Core\Database\Query\Select::preExecuteRun #519ea984d991eRun #519ea884c38e9DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)691 676 -15 -2.2%
Incl. Wall Time (microsec) per call 86 85 -2 -2.2%
Excl. Wall Time (microsec)83 76 -7 -8.4%
Incl. CPU (microsecs)706 687 -19 -2.7%
Incl. CPU (microsecs) per call 88 86 -2 -2.7%
Excl. CPU (microsec)86 68 -18 -20.9%
Incl. MemUse (bytes)35,280 35,280 0 0.0%
Incl. MemUse (bytes) per call 4,410 4,410 0 0.0%
Excl. MemUse (bytes)3,888 3,888 0 0.0%
Incl. PeakMemUse (bytes)37,360 37,272 -88 -0.2%
Incl. PeakMemUse (bytes) per call 4,670 4,659 -11 -0.2%
Excl. PeakMemUse (bytes)4,240 4,240 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% -15 -0.0% -19 -0.1% 0 0.0% -88 -0.2%
Exclusive Metrics Diff for Current Function-7 -46.7% -18 -94.7% 0 N/A% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -19 -126.7% -20 -105.3% 0 N/A% -88 -100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 5 33.3% -1 -5.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% -1 -6.7% 2 10.5% 0 N/A% 0 0.0%
Child functions
drupal_alter0 N/A% -8 -53.3% -7 -36.8% 0 N/A% -88 -100.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 0 0.0% 1 5.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% 5 26.3% 0 N/A% 0 0.0%