Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString

Symfony\Component\HttpFoundation\AcceptHeaderItem::fromStringRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls2 1 -1 -50.0%
Incl. Wall Time (microsec)107 58 -49 -45.8%
Incl. Wall Time (microsec) per call 54 58 5 8.4%
Excl. Wall Time (microsec)75 41 -34 -45.3%
Incl. CPU (microsecs)110 60 -50 -45.5%
Incl. CPU (microsecs) per call 55 60 5 9.1%
Excl. CPU (microsec)61 35 -26 -42.6%
Incl. MemUse (bytes)7,160 6,232 -928 -13.0%
Incl. MemUse (bytes) per call 3,580 6,232 2,652 74.1%
Excl. MemUse (bytes)3,328 2,664 -664 -20.0%
Incl. PeakMemUse (bytes)1,304 0 -1,304 -100.0%
Incl. PeakMemUse (bytes) per call 652 0 -652 -100.0%
Excl. PeakMemUse (bytes)768 0 -768 -100.0%

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::fromString-1 -16.7% -49 -0.4% -50 -0.3% -928 -0.6% -1,304 -0.1%
Exclusive Metrics Diff for Current Function-34 -69.4% -26 -52.0% -664 -71.6% -768 -58.9%
Parent function
Symfony\Component\HttpFoundation\{closure}-1 -100.0% -49 -100.0% -50 -100.0% -928 -100.0% -1,304 -100.0%
Child functions
Symfony\Component\HttpFoundation\AcceptHeaderItem::__construct-1 -20.0% -5 -10.2% -5 -10.0% 0 0.0% -216 -16.6%
preg_split-1 -20.0% -5 -10.2% -9 -18.0% -336 -36.2% -256 -19.6%
substr-2 -40.0% -3 -6.1% -5 -10.0% -64 -6.9% -32 -2.5%
array_shift-1 -20.0% -2 -4.1% -5 -10.0% 136 14.7% -32 -2.5%