Diff Report
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9d94433aa: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_split

preg_splitRun #519d9cf28420eRun #519d9d94433aaDiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)424 417 -7 -1.7%
Incl. Wall Time (microsec) per call 27 26 -0 -1.7%
Excl. Wall Time (microsec)424 417 -7 -1.7%
Incl. CPU (microsecs)436 435 -1 -0.2%
Incl. CPU (microsecs) per call 27 27 -0 -0.2%
Excl. CPU (microsec)436 435 -1 -0.2%
Incl. MemUse (bytes)240,256 240,256 0 0.0%
Incl. MemUse (bytes) per call 15,016 15,016 0 0.0%
Excl. MemUse (bytes)240,256 240,256 0 0.0%
Incl. PeakMemUse (bytes)2,952 2,904 -48 -1.6%
Incl. PeakMemUse (bytes) per call 185 182 -3 -1.6%
Excl. PeakMemUse (bytes)2,952 2,904 -48 -1.6%

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% -7 -0.3% -1 -0.1% 0 0.0% -48 -0.1%
Exclusive Metrics Diff for Current Function-7 -100.0% -1 -100.0% 0 N/A% -48 -100.0%
Parent functions
Doctrine\Common\Lexer::scan0 N/A% -6 -85.7% -1 -100.0% 0 N/A% -48 -100.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -1 -14.3% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeader::fromString0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%