Diff Report
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b518680585e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51b517a409f93Run #51b518680585eDiffDiff%
Number of Function Calls177 177 0 0.0%
Incl. Wall Time (microsec)2,541 2,533 -8 -0.3%
Incl. Wall Time (microsec) per call 14 14 -0 -0.3%
Excl. Wall Time (microsec)1,083 1,060 -23 -2.1%
Incl. CPU (microsecs)2,672 2,672 0 0.0%
Incl. CPU (microsecs) per call 15 15 0 0.0%
Excl. CPU (microsec)1,059 1,065 6 0.6%
Incl. MemUse (bytes)169,704 169,720 16 0.0%
Incl. MemUse (bytes) per call 959 959 0 0.0%
Excl. MemUse (bytes)159,240 159,256 16 0.0%
Incl. PeakMemUse (bytes)6,344 6,568 224 3.5%
Incl. PeakMemUse (bytes) per call 36 37 1 3.5%
Excl. PeakMemUse (bytes)6,288 6,512 224 3.6%

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% -8 -0.2% 0 0.0% 16 0.0% 224 0.7%
Exclusive Metrics Diff for Current Function-23 -287.5% 6 N/A% 16 100.0% 224 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -8 -100.0% 0 N/A% 16 100.0% 224 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 15 187.5% -6 N/A% 0 0.0% 0 0.0%