Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Query\Select::preExecute

Drupal\Core\Database\Query\Select::preExecuteRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)2,011 2,483 472 23.5%
Incl. Wall Time (microsec) per call 155 191 36 23.5%
Excl. Wall Time (microsec)105 117 12 11.4%
Incl. CPU (microsecs)2,028 2,500 472 23.3%
Incl. CPU (microsecs) per call 156 192 36 23.3%
Excl. CPU (microsec)101 115 14 13.9%
Incl. MemUse (bytes)50,288 50,288 0 0.0%
Incl. MemUse (bytes) per call 3,868 3,868 0 0.0%
Excl. MemUse (bytes)3,056 3,056 0 0.0%
Incl. PeakMemUse (bytes)75,768 75,480 -288 -0.4%
Incl. PeakMemUse (bytes) per call 5,828 5,806 -22 -0.4%
Excl. PeakMemUse (bytes)4,056 4,056 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% 472 5.5% 472 7.2% 0 0.0% -288 -0.9%
Exclusive Metrics Diff for Current Function12 2.5% 14 3.0% 0 N/A% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute0 N/A% 299 63.3% 299 63.3% 0 N/A% -288 -100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 173 36.7% 173 36.7% 0 N/A% 0 0.0%
Child functions
drupal_alter0 N/A% 459 97.2% 461 97.7% 0 N/A% -288 -100.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 1 0.2% -3 -0.6% 0 N/A% 0 0.0%