Diff Report
Run #52e96ef41921e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e96dacba2bc: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52e96ef41921eRun #52e96dacba2bcDiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)2,294 2,221 -73 -3.2%
Incl. Wall Time (microsec) per call 17 16 -1 -3.2%
Excl. Wall Time (microsec)976 961 -15 -1.5%
Incl. CPU (microsecs)2,394 2,332 -62 -2.6%
Incl. CPU (microsecs) per call 17 17 -0 -2.6%
Excl. CPU (microsec)959 954 -5 -0.5%
Incl. MemUse (bytes)130,184 130,184 0 0.0%
Incl. MemUse (bytes) per call 937 937 0 0.0%
Excl. MemUse (bytes)121,608 121,608 0 0.0%
Incl. PeakMemUse (bytes)9,880 9,880 0 0.0%
Incl. PeakMemUse (bytes) per call 71 71 0 0.0%
Excl. PeakMemUse (bytes)7,904 7,904 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% -73 -0.2% -62 -0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-15 -20.5% -5 -8.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -73 -100.0% -62 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -58 -79.5% -57 -91.9% 0 N/A% 0 N/A%