Diff Report
Run #544337f542f97: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #544337f542f97Run #544333b05173fDiffDiff%
Number of Function Calls48 48 0 0.0%
Incl. Wall Time (microsec)590 633 43 7.3%
Incl. Wall Time (microsec) per call 12 13 1 7.3%
Excl. Wall Time (microsec)305 330 25 8.2%
Incl. CPU (microsecs)635 684 49 7.7%
Incl. CPU (microsecs) per call 13 14 1 7.7%
Excl. CPU (microsec)297 326 29 9.8%
Incl. MemUse (bytes)54,072 54,024 -48 -0.1%
Incl. MemUse (bytes) per call 1,127 1,126 -1 -0.1%
Excl. MemUse (bytes)49,864 49,816 -48 -0.1%
Incl. PeakMemUse (bytes)9,072 9,056 -16 -0.2%
Incl. PeakMemUse (bytes) per call 189 189 -0 -0.2%
Excl. PeakMemUse (bytes)7,376 7,360 -16 -0.2%

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% 43 1.3% 49 0.6% -48 -0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function25 58.1% 29 59.2% -48 -100.0% -16 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 43 100.0% 49 100.0% -48 -100.0% -16 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 18 41.9% 20 40.8% 0 0.0% 0 0.0%