Diff Report
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204425923c81: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #5204417bc7ab7Run #5204425923c81DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)118 115 -3 -2.5%
Incl. Wall Time (microsec) per call 118 115 -3 -2.5%
Excl. Wall Time (microsec)8 7 -1 -12.5%
Incl. CPU (microsecs)119 117 -2 -1.7%
Incl. CPU (microsecs) per call 119 117 -2 -1.7%
Excl. CPU (microsec)8 8 0 0.0%
Incl. MemUse (bytes)31,200 31,224 24 0.1%
Incl. MemUse (bytes) per call 31,200 31,224 24 0.1%
Excl. MemUse (bytes)720 720 0 0.0%
Incl. PeakMemUse (bytes)31,688 31,672 -16 -0.1%
Incl. PeakMemUse (bytes) per call 31,688 31,672 -16 -0.1%
Excl. PeakMemUse (bytes)1,056 1,056 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% -3 -3.8% -2 -0.3% 24 0.1% -16 -0.0%
Exclusive Metrics Diff for Current Function-1 -33.3% 0 0.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -3 -100.0% -2 -100.0% 24 100.0% -16 -100.0%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -2 -66.7% -2 -100.0% 24 100.0% -16 -100.0%