Diff Report
Run #51b0309e0d24b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b0311a4e34a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString

Symfony\Component\HttpFoundation\AcceptHeaderItem::fromStringRun #51b0309e0d24bRun #51b0311a4e34aDiffDiff%
Number of Function Calls33 33 0 0.0%
Incl. Wall Time (microsec)932 919 -13 -1.4%
Incl. Wall Time (microsec) per call 28 28 -0 -1.4%
Excl. Wall Time (microsec)554 550 -4 -0.7%
Incl. CPU (microsecs)959 944 -15 -1.6%
Incl. CPU (microsecs) per call 29 29 -0 -1.6%
Excl. CPU (microsec)398 401 3 0.8%
Incl. MemUse (bytes)17,160 17,160 0 0.0%
Incl. MemUse (bytes) per call 520 520 0 0.0%
Excl. MemUse (bytes)-10,336 -10,336 0 0.0%
Incl. PeakMemUse (bytes)12,176 12,176 0 0.0%
Incl. PeakMemUse (bytes) per call 369 369 0 0.0%
Excl. PeakMemUse (bytes)4,472 4,472 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% -13 -2.1% -15 -1.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -30.8% 3 20.0% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\AcceptHeader::Symfony\Component\HttpFoundation\{closure}0 N/A% -13 -100.0% -15 -100.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\HttpFoundation\AcceptHeaderItem::__construct0 N/A% -7 -53.8% -15 -100.0% 0 N/A% 0 N/A%
preg_split0 N/A% -1 -7.7% 2 13.3% 0 N/A% 0 N/A%
substr0 N/A% -1 -7.7% -10 -66.7% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -6.7% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
array_shift0 N/A% 0 0.0% 6 40.0% 0 N/A% 0 N/A%