Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad9c94e95b: 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 #534ad8dec7444Run #534ad9c94e95bDiffDiff%
Number of Function Calls33 33 0 0.0%
Incl. Wall Time (microsec)3,639 3,524 -115 -3.2%
Incl. Wall Time (microsec) per call 110 107 -3 -3.2%
Excl. Wall Time (microsec)560 563 3 0.5%
Incl. CPU (microsecs)3,681 3,560 -121 -3.3%
Incl. CPU (microsecs) per call 112 108 -4 -3.3%
Excl. CPU (microsec)500 495 -5 -1.0%
Incl. MemUse (bytes)30,524 30,524 0 0.0%
Incl. MemUse (bytes) per call 925 925 0 0.0%
Excl. MemUse (bytes)3,704 3,704 0 0.0%
Incl. PeakMemUse (bytes)54,148 54,100 -48 -0.1%
Incl. PeakMemUse (bytes) per call 1,641 1,639 -1 -0.1%
Excl. PeakMemUse (bytes)8,636 8,604 -32 -0.4%

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% -115 -7.0% -121 -24.2% 0 0.0% -48 -0.2%
Exclusive Metrics Diff for Current Function3 2.6% -5 -4.1% 0 N/A% -32 -66.7%
Parent functions
Drupal\Core\Database\Query\SelectExtender::preExecute0 N/A% -57 -49.6% -58 -47.9% 0 N/A% -12 -25.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -52 -45.2% -58 -47.9% 0 N/A% -36 -75.0%
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -6 -5.2% -4 -3.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Extension\ModuleHandler::alter0 N/A% -94 -81.7% -89 -73.6% 0 N/A% 20 41.7%
Drupal::moduleHandler0 N/A% -19 -16.5% -20 -16.5% 0 N/A% -36 -75.0%
Drupal\Core\Database\Query\SelectExtender::isPrepared0 N/A% -5 -4.3% -7 -5.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 0 0.0% 1 0.8% 0 N/A% 0 0.0%