Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)384 388 4 1.0%
Incl. Wall Time (microsec) per call 384 388 4 1.0%
Excl. Wall Time (microsec)8 7 -1 -12.5%
Incl. CPU (microsecs)386 390 4 1.0%
Incl. CPU (microsecs) per call 386 390 4 1.0%
Excl. CPU (microsec)8 9 1 12.5%
Incl. MemUse (bytes)49,496 49,496 0 0.0%
Incl. MemUse (bytes) per call 49,496 49,496 0 0.0%
Excl. MemUse (bytes)704 704 0 0.0%
Incl. PeakMemUse (bytes)18,792 18,752 -40 -0.2%
Incl. PeakMemUse (bytes) per call 18,792 18,752 -40 -0.2%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% 4 3.3% 4 0.8% 0 0.0% -40 -0.1%
Exclusive Metrics Diff for Current Function-1 -25.0% 1 25.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% 4 100.0% 4 100.0% 0 N/A% -40 -100.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 5 125.0% 3 75.0% 0 N/A% -40 -100.0%