Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_split

preg_splitRun #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)953 981 28 2.9%
Incl. Wall Time (microsec) per call 60 61 2 2.9%
Excl. Wall Time (microsec)953 981 28 2.9%
Incl. CPU (microsecs)975 1,002 27 2.8%
Incl. CPU (microsecs) per call 61 63 2 2.8%
Excl. CPU (microsec)975 1,002 27 2.8%
Incl. MemUse (bytes)127,348 127,348 0 0.0%
Incl. MemUse (bytes) per call 7,959 7,959 0 0.0%
Excl. MemUse (bytes)127,348 127,348 0 0.0%
Incl. PeakMemUse (bytes)4,292 4,292 0 0.0%
Incl. PeakMemUse (bytes) per call 268 268 0 0.0%
Excl. PeakMemUse (bytes)4,292 4,292 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% 28 1.2% 27 5.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function28 100.0% 27 100.0% 0 N/A% 0 N/A%
Parent functions
Doctrine\Common\Lexer::scan0 N/A% 27 96.4% 27 100.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeader::fromString0 N/A% 1 3.6% 1 3.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% -1 -3.7% 0 N/A% 0 N/A%