Diff Report
Run #53513afe3c568: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #535139ab6e707: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #53513afe3c568Run #535139ab6e707DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)280 263 -17 -6.1%
Incl. Wall Time (microsec) per call 280 263 -17 -6.1%
Excl. Wall Time (microsec)6 7 1 16.7%
Incl. CPU (microsecs)281 263 -18 -6.4%
Incl. CPU (microsecs) per call 281 263 -18 -6.4%
Excl. CPU (microsec)5 5 0 0.0%
Incl. MemUse (bytes)51,200 51,184 -16 -0.0%
Incl. MemUse (bytes) per call 51,200 51,184 -16 -0.0%
Excl. MemUse (bytes)720 720 0 0.0%
Incl. PeakMemUse (bytes)56,464 56,496 32 0.1%
Incl. PeakMemUse (bytes) per call 56,464 56,496 32 0.1%
Excl. PeakMemUse (bytes)320 320 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% -17 -0.3% -18 -0.3% -16 -0.1% 32 0.1%
Exclusive Metrics Diff for Current Function1 5.9% 0 0.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -17 -100.0% -18 -100.0% -16 -100.0% 32 100.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -18 -105.9% -18 -100.0% -16 -100.0% 32 100.0%