Diff Report
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_split

preg_splitRun #51ec6582d0962Run #51ec623000e0cDiffDiff%
Number of Function Calls1,260 1,260 0 0.0%
Incl. Wall Time (microsec)53,201 53,134 -67 -0.1%
Incl. Wall Time (microsec) per call 42 42 -0 -0.1%
Excl. Wall Time (microsec)53,201 53,134 -67 -0.1%
Incl. CPU (microsecs)54,245 54,211 -34 -0.1%
Incl. CPU (microsecs) per call 43 43 -0 -0.1%
Excl. CPU (microsec)54,245 54,211 -34 -0.1%
Incl. MemUse (bytes)24,875,176 24,875,176 0 0.0%
Incl. MemUse (bytes) per call 19,742 19,742 0 0.0%
Excl. MemUse (bytes)24,875,176 24,875,176 0 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% -67 -2.6% -34 -2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-67 -100.0% -34 -100.0% 0 N/A% 0 N/A%
Parent functions
Doctrine\Common\Lexer\AbstractLexer::scan0 N/A% -58 -86.6% -21 -61.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -6 -9.0% -7 -20.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeader::fromString0 N/A% -3 -4.5% -6 -17.6% 0 N/A% 0 N/A%