Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1a144fa6: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for preg_split

preg_splitRun #519abf80bb905Run #519ac1a144fa6DiffDiff%
Number of Function Calls4 2 -2 -50.0%
Incl. Wall Time (microsec)34 19 -15 -44.1%
Incl. Wall Time (microsec) per call 9 10 1 11.8%
Excl. Wall Time (microsec)34 19 -15 -44.1%
Incl. CPU (microsecs)46 24 -22 -47.8%
Incl. CPU (microsecs) per call 12 12 1 4.3%
Excl. CPU (microsec)46 24 -22 -47.8%
Incl. MemUse (bytes)2,968 2,296 -672 -22.6%
Incl. MemUse (bytes) per call 742 1,148 406 54.7%
Excl. MemUse (bytes)2,968 2,296 -672 -22.6%
Incl. PeakMemUse (bytes)304 0 -304 -100.0%
Incl. PeakMemUse (bytes) per call 76 0 -76 -100.0%
Excl. PeakMemUse (bytes)304 0 -304 -100.0%

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_split-2 -100.0% -15 -1.9% -22 -1.4% -672 -0.2% -304 -0.0%
Exclusive Metrics Diff for Current Function-15 -100.0% -22 -100.0% -672 -100.0% -304 -100.0%
Parent functions
Symfony\Component\HttpFoundation\AcceptHeader::fromString-1 -50.0% -10 -66.7% -13 -59.1% -336 -50.0% -48 -15.8%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString-1 -50.0% -5 -33.3% -9 -40.9% -336 -50.0% -256 -84.2%