Diff Report
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString

Symfony\Component\HttpFoundation\AcceptHeaderItem::fromStringRun #52f2e62091f2cRun #52f2e60305388DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)236 197 -39 -16.5%
Incl. Wall Time (microsec) per call 34 28 -6 -16.5%
Excl. Wall Time (microsec)143 127 -16 -11.2%
Incl. CPU (microsecs)244 204 -40 -16.4%
Incl. CPU (microsecs) per call 35 29 -6 -16.4%
Excl. CPU (microsec)108 83 -25 -23.1%
Incl. MemUse (bytes)10,616 10,616 0 0.0%
Incl. MemUse (bytes) per call 1,517 1,517 0 0.0%
Excl. MemUse (bytes)1,008 1,008 0 0.0%
Incl. PeakMemUse (bytes)5,448 5,448 0 0.0%
Incl. PeakMemUse (bytes) per call 778 778 0 0.0%
Excl. PeakMemUse (bytes)2,248 2,248 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% -39 -2.8% -40 -1.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-16 -41.0% -25 -62.5% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\AcceptHeader::Symfony\Component\HttpFoundation\{closure}0 N/A% -39 -100.0% -40 -100.0% 0 N/A% 0 N/A%
Child functions
preg_split0 N/A% -10 -25.6% -9 -22.5% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::__construct0 N/A% -7 -17.9% -6 -15.0% 0 N/A% 0 N/A%
substr0 N/A% -3 -7.7% 1 2.5% 0 N/A% 0 N/A%
strlen0 N/A% -2 -5.1% -1 -2.5% 0 N/A% 0 N/A%
explode0 N/A% -1 -2.6% -1 -2.5% 0 N/A% 0 N/A%
array_shift0 N/A% 0 0.0% 1 2.5% 0 N/A% 0 N/A%