Diff Report
Run #51e3103d95a81: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e30f7568a45: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString

Symfony\Component\HttpFoundation\AcceptHeaderItem::fromStringRun #51e3103d95a81Run #51e30f7568a45DiffDiff%
Number of Function Calls29 29 0 0.0%
Incl. Wall Time (microsec)860 921 61 7.1%
Incl. Wall Time (microsec) per call 30 32 2 7.1%
Excl. Wall Time (microsec)484 516 32 6.6%
Incl. CPU (microsecs)884 952 68 7.7%
Incl. CPU (microsecs) per call 30 33 2 7.7%
Excl. CPU (microsec)369 404 35 9.5%
Incl. MemUse (bytes)16,176 16,160 -16 -0.1%
Incl. MemUse (bytes) per call 558 557 -1 -0.1%
Excl. MemUse (bytes)-8,688 -8,704 -16 -0.2%
Incl. PeakMemUse (bytes)6,176 6,080 -96 -1.6%
Incl. PeakMemUse (bytes) per call 213 210 -3 -1.6%
Excl. PeakMemUse (bytes)2,208 2,144 -64 -2.9%

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% 61 1.0% 68 14.4% -16 -0.0% -96 -0.1%
Exclusive Metrics Diff for Current Function32 52.5% 35 51.5% -16 -100.0% -64 -66.7%
Parent function
Symfony\Component\HttpFoundation\AcceptHeader::Symfony\Component\HttpFoundation\{closure}0 N/A% 61 100.0% 68 100.0% -16 -100.0% -96 -100.0%
Child functions
preg_split0 N/A% 12 19.7% 14 20.6% 0 0.0% 0 0.0%
substr0 N/A% 8 13.1% 7 10.3% 0 0.0% 0 0.0%
strlen0 N/A% 5 8.2% 4 5.9% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::__construct0 N/A% 4 6.6% 3 4.4% 0 0.0% -32 -33.3%
array_shift0 N/A% 0 0.0% 4 5.9% 0 0.0% 0 0.0%
explode0 N/A% 0 0.0% 1 1.5% 0 0.0% 0 0.0%