Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: 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 #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)1,492 1,333 -159 -10.7%
Incl. Wall Time (microsec) per call 115 103 -12 -10.7%
Excl. Wall Time (microsec)108 109 1 0.9%
Incl. CPU (microsecs)1,501 1,344 -157 -10.5%
Incl. CPU (microsecs) per call 115 103 -12 -10.5%
Excl. CPU (microsec)91 97 6 6.6%
Incl. MemUse (bytes)47,208 47,208 0 0.0%
Incl. MemUse (bytes) per call 3,631 3,631 0 0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)59,360 59,704 344 0.6%
Incl. PeakMemUse (bytes) per call 4,566 4,593 26 0.6%
Excl. PeakMemUse (bytes)6,552 6,552 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% -159 -7.0% -157 -7.6% 0 0.0% 344 0.6%
Exclusive Metrics Diff for Current Function1 0.6% 6 3.8% 0 N/A% 0 0.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -125 -78.6% -124 -79.0% 0 N/A% 344 100.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -33 -20.8% -31 -19.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::__toString0 N/A% -1 -0.6% -2 -1.3% 0 N/A% 0 0.0%
Child functions
drupal_alter0 N/A% -164 -103.1% -164 -104.5% 0 N/A% 344 100.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 3 1.9% 1 0.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Select::preExecute@10 N/A% 1 0.6% 0 0.0% 0 N/A% 0 0.0%