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

preg_splitRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls1,260 1,260 0 0.0%
Incl. Wall Time (microsec)51,673 51,598 -75 -0.1%
Incl. Wall Time (microsec) per call 41 41 -0 -0.1%
Excl. Wall Time (microsec)51,673 51,598 -75 -0.1%
Incl. CPU (microsecs)52,760 52,680 -80 -0.2%
Incl. CPU (microsecs) per call 42 42 -0 -0.2%
Excl. CPU (microsec)52,760 52,680 -80 -0.2%
Incl. MemUse (bytes)24,855,624 24,855,496 -128 -0.0%
Incl. MemUse (bytes) per call 19,727 19,727 -0 -0.0%
Excl. MemUse (bytes)24,855,624 24,855,496 -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 Function-75 -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%