Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for preg_split

preg_splitRun #519d44ffb3845Run #519d45fd795a4DiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)953 1,031 78 8.2%
Incl. Wall Time (microsec) per call 60 64 5 8.2%
Excl. Wall Time (microsec)953 1,031 78 8.2%
Incl. CPU (microsecs)975 1,049 74 7.6%
Incl. CPU (microsecs) per call 61 66 5 7.6%
Excl. CPU (microsec)975 1,049 74 7.6%
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% 78 0.1% 74 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function78 100.0% 74 100.0% 0 N/A% 0 N/A%
Parent functions
Doctrine\Common\Lexer::scan0 N/A% 77 98.7% 75 101.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeader::fromString0 N/A% 1 1.3% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%