Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #51978cc86c728Run #51978d4d92dd9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)389 387 -2 -0.5%
Incl. Wall Time (microsec) per call 389 387 -2 -0.5%
Excl. Wall Time (microsec)8 8 0 0.0%
Incl. CPU (microsecs)389 389 0 0.0%
Incl. CPU (microsecs) per call 389 389 0 0.0%
Excl. CPU (microsec)6 8 2 33.3%
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)18,704 18,624 -80 -0.4%
Incl. PeakMemUse (bytes) per call 18,704 18,624 -80 -0.4%
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% -2 -0.8% 0 0.0% 0 0.0% -80 -0.3%
Exclusive Metrics Diff for Current Function0 0.0% 2 N/A% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -2 -100.0% 0 N/A% 0 N/A% -80 -100.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -2 -100.0% -2 N/A% 0 N/A% -80 -100.0%