Diff Report
Run #512a40915a5dd: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a40ad78082: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::preExecute

Drupal\Core\Database\Query\Select::preExecuteRun #512a40915a5ddRun #512a40ad78082DiffDiff%
Number of Function Calls9 11 2 22.2%
Incl. Wall Time (microsec)486 925 439 90.3%
Incl. Wall Time (microsec) per call 54 84 30 55.7%
Excl. Wall Time (microsec)79 106 27 34.2%
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)46,928 73,672 26,744 57.0%
Incl. MemUse (bytes) per call 5,214 6,697 1,483 28.4%
Excl. MemUse (bytes)5,768 5,504 -264 -4.6%
Incl. PeakMemUse (bytes)53,256 95,592 42,336 79.5%
Incl. PeakMemUse (bytes) per call 5,917 8,690 2,773 46.9%
Excl. PeakMemUse (bytes)5,624 7,880 2,256 40.1%

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::preExecute2 33.3% 439 1.5% 0 0.0% 26,744 0.8% 42,336 1.2%
Exclusive Metrics Diff for Current Function27 6.2% 0 N/A% -264 -1.0% 2,256 5.3%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute1 50.0% 390 88.8% 0 N/A% 63,280 236.6% 69,768 164.8%
Drupal\Core\Database\Query\Select::execute2 100.0% 282 64.2% 0 N/A% 1,368 5.1% 11,120 26.3%
Drupal\Core\Database\Query\SelectExtender::preExecute-1 -50.0% -233 -53.1% 0 N/A% -37,904 -141.7% -38,672 -91.3%
Drupal\Core\Database\Query\Select::__toString0 0.0% 0 0.0% 0 N/A% 0 0.0% 120 0.3%
Child functions
drupal_alter2 50.0% 414 94.3% 0 N/A% 29,744 111.2% 40,080 94.7%
Drupal\Core\Database\Query\SelectExtender::isPrepared-1 -25.0% -4 -0.9% 0 N/A% -2,736 -10.2% 0 0.0%
Drupal\Core\Database\Query\Select::isPrepared3 75.0% 2 0.5% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute@10 0.0% 0 0.0% 0 N/A% 0 0.0% 0 0.0%