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

PDO::setAttributeRun #535139ab6e707Run #53513afe3c568DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)263 280 17 6.5%
Incl. Wall Time (microsec) per call 263 280 17 6.5%
Excl. Wall Time (microsec)7 6 -1 -14.3%
Incl. CPU (microsecs)263 281 18 6.8%
Incl. CPU (microsecs) per call 263 281 18 6.8%
Excl. CPU (microsec)5 5 0 0.0%
Incl. MemUse (bytes)51,184 51,200 16 0.0%
Incl. MemUse (bytes) per call 51,184 51,200 16 0.0%
Excl. MemUse (bytes)720 720 0 0.0%
Incl. PeakMemUse (bytes)56,496 56,464 -32 -0.1%
Incl. PeakMemUse (bytes) per call 56,496 56,464 -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 Function-1 -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%