Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: 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 #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)992 1,006 14 1.4%
Incl. Wall Time (microsec) per call 71 72 1 1.4%
Excl. Wall Time (microsec)213 208 -5 -2.3%
Incl. CPU (microsecs)1,006 1,024 18 1.8%
Incl. CPU (microsecs) per call 72 73 1 1.8%
Excl. CPU (microsec)184 185 1 0.5%
Incl. MemUse (bytes)6,432 6,432 0 0.0%
Incl. MemUse (bytes) per call 459 459 0 0.0%
Excl. MemUse (bytes)1,436 1,436 0 0.0%
Incl. PeakMemUse (bytes)12,036 12,036 0 0.0%
Incl. PeakMemUse (bytes) per call 860 860 0 0.0%
Excl. PeakMemUse (bytes)2,984 2,984 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% 14 5.7% 18 3.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -35.7% 1 5.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Query\Select::execute0 N/A% 14 100.0% 18 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Extension\ModuleHandler::alter0 N/A% 13 92.9% 13 72.2% 0 N/A% 0 N/A%
Drupal::moduleHandler0 N/A% 6 42.9% -1 -5.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::isPrepared0 N/A% 0 0.0% 5 27.8% 0 N/A% 0 N/A%