Diff Report
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_split

preg_splitRun #51ec243650361Run #51ec227a9cea0DiffDiff%
Number of Function Calls1,260 1,260 0 0.0%
Incl. Wall Time (microsec)51,598 51,673 75 0.1%
Incl. Wall Time (microsec) per call 41 41 0 0.1%
Excl. Wall Time (microsec)51,598 51,673 75 0.1%
Incl. CPU (microsecs)52,680 52,760 80 0.2%
Incl. CPU (microsecs) per call 42 42 0 0.2%
Excl. CPU (microsec)52,680 52,760 80 0.2%
Incl. MemUse (bytes)24,855,496 24,855,624 128 0.0%
Incl. MemUse (bytes) per call 19,727 19,727 0 0.0%
Excl. MemUse (bytes)24,855,496 24,855,624 128 0.0%
Incl. PeakMemUse (bytes)2,840 2,840 0 0.0%
Incl. PeakMemUse (bytes) per call 2 2 0 0.0%
Excl. PeakMemUse (bytes)2,840 2,840 0 0.0%

Parent/Child Regression/Improvement report for preg_split [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
preg_split0 N/A% 75 0.9% 80 1.2% 128 0.4% 0 0.0%
Exclusive Metrics Diff for Current Function75 100.0% 80 100.0% 128 100.0% 0 N/A%
Parent functions
Doctrine\Common\Lexer\AbstractLexer::scan0 N/A% 87 116.0% 84 105.0% 128 100.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -8 -10.7% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeader::fromString0 N/A% -4 -5.3% -4 -5.0% 0 0.0% 0 N/A%