Diff Report
Run #518eefcaea15f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #518eefcaea15fRun #518eee9367b5dDiffDiff%
Number of Function Calls112 112 0 0.0%
Incl. Wall Time (microsec)993 987 -6 -0.6%
Incl. Wall Time (microsec) per call 9 9 -0 -0.6%
Excl. Wall Time (microsec)511 506 -5 -1.0%
Incl. CPU (microsecs)1,078 1,073 -5 -0.5%
Incl. CPU (microsecs) per call 10 10 -0 -0.5%
Excl. CPU (microsec)482 485 3 0.6%
Incl. MemUse (bytes)106,696 106,696 0 0.0%
Incl. MemUse (bytes) per call 953 953 0 0.0%
Excl. MemUse (bytes)99,352 99,352 0 0.0%
Incl. PeakMemUse (bytes)8,648 8,648 0 0.0%
Incl. PeakMemUse (bytes) per call 77 77 0 0.0%
Excl. PeakMemUse (bytes)6,664 6,664 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% -6 -9.1% -5 -0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -83.3% 3 60.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -6 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -1 -16.7% -8 -160.0% 0 N/A% 0 N/A%