Diff Report
Run #519af56893788: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519af3b0bf970: 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 #519af56893788Run #519af3b0bf970DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)796 785 -11 -1.4%
Incl. Wall Time (microsec) per call 100 98 -1 -1.4%
Excl. Wall Time (microsec)85 85 0 0.0%
Incl. CPU (microsecs)807 795 -12 -1.5%
Incl. CPU (microsecs) per call 101 99 -2 -1.5%
Excl. CPU (microsec)79 76 -3 -3.8%
Incl. MemUse (bytes)37,512 37,512 0 0.0%
Incl. MemUse (bytes) per call 4,689 4,689 0 0.0%
Excl. MemUse (bytes)3,888 3,888 0 0.0%
Incl. PeakMemUse (bytes)28,896 28,616 -280 -1.0%
Incl. PeakMemUse (bytes) per call 3,612 3,577 -35 -1.0%
Excl. PeakMemUse (bytes)4,120 4,120 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% -11 -2.0% -12 -2.5% 0 0.0% -280 -0.4%
Exclusive Metrics Diff for Current Function0 0.0% -3 -25.0% 0 N/A% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -7 -63.6% -7 -58.3% 0 N/A% -240 -85.7%
Drupal\Core\Database\Query\Select::execute0 N/A% -4 -36.4% -6 -50.0% 0 N/A% -40 -14.3%
Drupal\Core\Database\Query\Select::__toString0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 0.0%
Child functions
drupal_alter0 N/A% -8 -72.7% -7 -58.3% 0 N/A% -280 -100.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% -3 -27.3% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% -2 -16.7% 0 N/A% 0 0.0%