Diff Report
Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa6332b29: 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 #519ffa0e6cdecRun #519ffa6332b29DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)637 641 4 0.6%
Incl. Wall Time (microsec) per call 71 71 0 0.6%
Excl. Wall Time (microsec)77 79 2 2.6%
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)29,088 29,088 0 0.0%
Incl. MemUse (bytes) per call 3,232 3,232 0 0.0%
Excl. MemUse (bytes)3,160 3,160 0 0.0%
Incl. PeakMemUse (bytes)47,696 47,696 0 0.0%
Incl. PeakMemUse (bytes) per call 5,300 5,300 0 0.0%
Excl. PeakMemUse (bytes)4,832 4,832 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% 4 0.2% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 50.0% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% 3 75.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\SelectExtender::preExecute0 N/A% 1 25.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 1 25.0% 0 N/A% 0 N/A% 0 N/A%
drupal_alter0 N/A% 1 25.0% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\SelectExtender::isPrepared0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%