Diff Report
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97bda33da9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52e97b490de91Run #52e97bda33da9DiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)1,969 1,983 14 0.7%
Incl. Wall Time (microsec) per call 14 14 0 0.7%
Excl. Wall Time (microsec)845 857 12 1.4%
Incl. CPU (microsecs)2,061 2,089 28 1.4%
Incl. CPU (microsecs) per call 15 15 0 1.4%
Excl. CPU (microsec)829 865 36 4.3%
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% 14 3.6% 28 1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function12 85.7% 36 128.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 14 100.0% 28 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 2 14.3% -8 -28.6% 0 N/A% 0 N/A%