Diff Report
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad06a537e44: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51ad0610ca11aRun #51ad06a537e44DiffDiff%
Number of Function Calls159 159 0 0.0%
Incl. Wall Time (microsec)1,440 1,417 -23 -1.6%
Incl. Wall Time (microsec) per call 9 9 -0 -1.6%
Excl. Wall Time (microsec)689 690 1 0.1%
Incl. CPU (microsecs)1,561 1,554 -7 -0.4%
Incl. CPU (microsecs) per call 10 10 -0 -0.4%
Excl. CPU (microsec)681 678 -3 -0.4%
Incl. MemUse (bytes)154,360 154,360 0 0.0%
Incl. MemUse (bytes) per call 971 971 0 0.0%
Excl. MemUse (bytes)144,760 144,760 0 0.0%
Incl. PeakMemUse (bytes)8,792 8,792 0 0.0%
Incl. PeakMemUse (bytes) per call 55 55 0 0.0%
Excl. PeakMemUse (bytes)8,680 8,680 0 0.0%

Parent/Child Regression/Improvement report for PDO::prepare [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
PDO::prepare0 N/A% -23 -2.5% -7 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 4.3% -3 -42.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -23 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -24 -104.3% -4 -57.1% 0 N/A% 0 N/A%