Diff Report
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fbd1297c93: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #518fb7370421eRun #518fbd1297c93DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)124 106 -18 -14.5%
Incl. Wall Time (microsec) per call 124 106 -18 -14.5%
Excl. Wall Time (microsec)10 8 -2 -20.0%
Incl. CPU (microsecs)125 107 -18 -14.4%
Incl. CPU (microsecs) per call 125 107 -18 -14.4%
Excl. CPU (microsec)9 8 -1 -11.1%
Incl. MemUse (bytes)29,176 29,176 0 0.0%
Incl. MemUse (bytes) per call 29,176 29,176 0 0.0%
Excl. MemUse (bytes)720 720 0 0.0%
Incl. PeakMemUse (bytes)28,792 28,792 0 0.0%
Incl. PeakMemUse (bytes) per call 28,792 28,792 0 0.0%
Excl. PeakMemUse (bytes)736 736 0 0.0%

Parent/Child Regression/Improvement report for PDO::setAttribute [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::setAttribute0 N/A% -18 -0.6% -18 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -11.1% -1 -5.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -18 -100.0% -18 -100.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -16 -88.9% -17 -94.4% 0 N/A% 0 N/A%