Diff Report
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString

Symfony\Component\HttpFoundation\AcceptHeaderItem::fromStringRun #51ec243650361Run #51ec227a9cea0DiffDiff%
Number of Function Calls33 33 0 0.0%
Incl. Wall Time (microsec)978 938 -40 -4.1%
Incl. Wall Time (microsec) per call 30 28 -1 -4.1%
Excl. Wall Time (microsec)568 549 -19 -3.3%
Incl. CPU (microsecs)1,009 970 -39 -3.9%
Incl. CPU (microsecs) per call 31 29 -1 -3.9%
Excl. CPU (microsec)438 398 -40 -9.1%
Incl. MemUse (bytes)17,160 17,160 0 0.0%
Incl. MemUse (bytes) per call 520 520 0 0.0%
Excl. MemUse (bytes)-10,344 -10,344 0 0.0%
Incl. PeakMemUse (bytes)11,680 11,680 0 0.0%
Incl. PeakMemUse (bytes) per call 354 354 0 0.0%
Excl. PeakMemUse (bytes)4,232 4,232 0 0.0%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString [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
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -40 -0.5% -39 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-19 -47.5% -40 -102.6% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\AcceptHeader::Symfony\Component\HttpFoundation\{closure}0 N/A% -40 -100.0% -39 -100.0% 0 N/A% 0 N/A%
Child functions
substr0 N/A% -10 -25.0% 0 0.0% 0 N/A% 0 N/A%
preg_split0 N/A% -8 -20.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% -3 -7.5% 2 5.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::__construct0 N/A% -2 -5.0% -2 -5.1% 0 N/A% 0 N/A%
array_shift0 N/A% 2 5.0% 1 2.6% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%