Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: 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 #51ec3b81ad265Run #51ec3c5ab9ae4DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)1,244 1,244 0 0.0%
Incl. Wall Time (microsec) per call 89 89 0 0.0%
Excl. Wall Time (microsec)120 119 -1 -0.8%
Incl. CPU (microsecs)1,259 1,255 -4 -0.3%
Incl. CPU (microsecs) per call 90 90 -0 -0.3%
Excl. CPU (microsec)114 116 2 1.8%
Incl. MemUse (bytes)34,520 34,520 0 0.0%
Incl. MemUse (bytes) per call 2,466 2,466 0 0.0%
Excl. MemUse (bytes)3,104 3,104 0 0.0%
Incl. PeakMemUse (bytes)51,016 51,016 0 0.0%
Incl. PeakMemUse (bytes) per call 3,644 3,644 0 0.0%
Excl. PeakMemUse (bytes)4,592 4,592 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% 0 0.0% -4 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 N/A% 2 50.0% 0 N/A% 0 N/A%
Parent functions
Drupal\views\Plugin\views\query\Sql::execute0 N/A% 6 N/A% 4 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -6 N/A% -8 -200.0% 0 N/A% 0 N/A%
Child functions
drupal_alter0 N/A% 1 N/A% -2 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 N/A% -4 -100.0% 0 N/A% 0 N/A%