Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: 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 #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)1,418 1,437 19 1.3%
Incl. Wall Time (microsec) per call 203 205 3 1.3%
Excl. Wall Time (microsec)138 149 11 8.0%
Incl. CPU (microsecs)1,428 1,447 19 1.3%
Incl. CPU (microsecs) per call 204 207 3 1.3%
Excl. CPU (microsec)126 141 15 11.9%
Incl. MemUse (bytes)26,932 26,932 0 0.0%
Incl. MemUse (bytes) per call 3,847 3,847 0 0.0%
Excl. MemUse (bytes)1,460 1,460 0 0.0%
Incl. PeakMemUse (bytes)35,584 35,620 36 0.1%
Incl. PeakMemUse (bytes) per call 5,083 5,089 5 0.1%
Excl. PeakMemUse (bytes)2,020 2,156 136 6.7%

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% 19 3.0% 19 1.2% 0 0.0% 36 0.2%
Exclusive Metrics Diff for Current Function11 57.9% 15 78.9% 0 N/A% 136 377.8%
Parent functions
Drupal\Core\Database\Query\Select::execute0 N/A% 23 121.1% 24 126.3% 0 N/A% 0 0.0%
Drupal\views\Plugin\views\query\Sql::execute0 N/A% -4 -21.1% -5 -26.3% 0 N/A% 36 100.0%
Child functions
drupal_alter0 N/A% 5 26.3% 5 26.3% 0 N/A% -100 -277.8%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 3 15.8% -1 -5.3% 0 N/A% 0 0.0%