Diff Report
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: 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 #51af435181b2eRun #51af3d98520b7DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)376 373 -3 -0.8%
Incl. Wall Time (microsec) per call 94 93 -1 -0.8%
Excl. Wall Time (microsec)52 50 -2 -3.8%
Incl. CPU (microsecs)379 376 -3 -0.8%
Incl. CPU (microsecs) per call 95 94 -1 -0.8%
Excl. CPU (microsec)49 47 -2 -4.1%
Incl. MemUse (bytes)8,744 8,744 0 0.0%
Incl. MemUse (bytes) per call 2,186 2,186 0 0.0%
Excl. MemUse (bytes)1,600 1,600 0 0.0%
Incl. PeakMemUse (bytes)9,208 9,248 40 0.4%
Incl. PeakMemUse (bytes) per call 2,302 2,312 10 0.4%
Excl. PeakMemUse (bytes)1,904 1,904 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% -3 -0.4% -3 -0.3% 0 0.0% 40 0.1%
Exclusive Metrics Diff for Current Function-2 -66.7% -2 -66.7% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% -3 -100.0% -3 -100.0% 0 N/A% 40 100.0%
Child functions
drupal_alter0 N/A% -1 -33.3% -1 -33.3% 0 N/A% 40 100.0%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%