Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54433ad6a7755: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #544333b05173fRun #54433ad6a7755DiffDiff%
Number of Function Calls48 48 0 0.0%
Incl. Wall Time (microsec)633 644 11 1.7%
Incl. Wall Time (microsec) per call 13 13 0 1.7%
Excl. Wall Time (microsec)330 335 5 1.5%
Incl. CPU (microsecs)684 687 3 0.4%
Incl. CPU (microsecs) per call 14 14 0 0.4%
Excl. CPU (microsec)326 325 -1 -0.3%
Incl. MemUse (bytes)54,024 53,976 -48 -0.1%
Incl. MemUse (bytes) per call 1,126 1,125 -1 -0.1%
Excl. MemUse (bytes)49,816 49,768 -48 -0.1%
Incl. PeakMemUse (bytes)9,056 9,032 -24 -0.3%
Incl. PeakMemUse (bytes) per call 189 188 -1 -0.3%
Excl. PeakMemUse (bytes)7,360 7,336 -24 -0.3%

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% 11 0.0% 3 0.0% -48 -0.1% -24 -0.0%
Exclusive Metrics Diff for Current Function5 45.5% -1 -33.3% -48 -100.0% -24 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 11 100.0% 3 100.0% -48 -100.0% -24 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 6 54.5% 4 133.3% 0 0.0% 0 0.0%