Diff Report
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c0f4ebbb2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::setAttribute

PDO::setAttributeRun #52f5c0b2e882aRun #52f5c0f4ebbb2DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)76 67 -9 -11.8%
Incl. Wall Time (microsec) per call 76 67 -9 -11.8%
Excl. Wall Time (microsec)7 6 -1 -14.3%
Incl. CPU (microsecs)76 69 -7 -9.2%
Incl. CPU (microsecs) per call 76 69 -7 -9.2%
Excl. CPU (microsec)5 7 2 40.0%
Incl. MemUse (bytes)29,312 29,312 0 0.0%
Incl. MemUse (bytes) per call 29,312 29,312 0 0.0%
Excl. MemUse (bytes)720 720 0 0.0%
Incl. PeakMemUse (bytes)29,768 29,768 0 0.0%
Incl. PeakMemUse (bytes) per call 29,768 29,768 0 0.0%
Excl. PeakMemUse (bytes)864 864 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% -9 -1.7% -7 -1.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -11.1% 2 28.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::__construct0 N/A% -9 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child function
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -8 -88.9% -9 -128.6% 0 N/A% 0 N/A%