Diff Report
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_split

preg_splitRun #51ec3c1813b11Run #51ec3b81ad265DiffDiff%
Number of Function Calls70 70 0 0.0%
Incl. Wall Time (microsec)677 628 -49 -7.2%
Incl. Wall Time (microsec) per call 10 9 -1 -7.2%
Excl. Wall Time (microsec)677 628 -49 -7.2%
Incl. CPU (microsecs)738 676 -62 -8.4%
Incl. CPU (microsecs) per call 11 10 -1 -8.4%
Excl. CPU (microsec)738 676 -62 -8.4%
Incl. MemUse (bytes)131,792 131,792 0 0.0%
Incl. MemUse (bytes) per call 1,883 1,883 0 0.0%
Excl. MemUse (bytes)131,792 131,792 0 0.0%
Incl. PeakMemUse (bytes)10,544 10,544 0 0.0%
Incl. PeakMemUse (bytes) per call 151 151 0 0.0%
Excl. PeakMemUse (bytes)10,544 10,544 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% -49 -2.0% -62 -8.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-49 -100.0% -62 -100.0% 0 N/A% 0 N/A%
Parent functions
Doctrine\Common\Lexer\AbstractLexer::scan0 N/A% -47 -95.9% -46 -74.2% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeader::fromString0 N/A% -2 -4.1% -3 -4.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% -13 -21.0% 0 N/A% 0 N/A%