Diff Report
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #519050cbdc201Run #51904f8640386DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)123 107 -16 -13.0%
Incl. Wall Time (microsec) per call 123 107 -16 -13.0%
Excl. Wall Time (microsec)11 11 0 0.0%
Incl. CPU (microsecs)125 108 -17 -13.6%
Incl. CPU (microsecs) per call 125 108 -17 -13.6%
Excl. CPU (microsec)11 10 -1 -9.1%
Incl. MemUse (bytes)29,184 29,192 8 0.0%
Incl. MemUse (bytes) per call 29,184 29,192 8 0.0%
Excl. MemUse (bytes)720 720 0 0.0%
Incl. PeakMemUse (bytes)28,800 28,808 8 0.0%
Incl. PeakMemUse (bytes) per call 28,800 28,808 8 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% -16 -1.4% -17 -1.1% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -1 -5.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -16 -100.0% -17 -100.0% 8 100.0% 8 100.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -16 -100.0% -16 -94.1% 8 100.0% 8 100.0%