Diff Report
Run #51ba929760d1b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51ba946b609ed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\HeaderBag::set

Symfony\Component\HttpFoundation\HeaderBag::setRun #51ba929760d1bRun #51ba946b609edDiffDiff%
Number of Function Calls52 52 0 0.0%
Incl. Wall Time (microsec)596 580 -16 -2.7%
Incl. Wall Time (microsec) per call 11 11 -0 -2.7%
Excl. Wall Time (microsec)412 405 -7 -1.7%
Incl. CPU (microsecs)641 618 -23 -3.6%
Incl. CPU (microsecs) per call 12 12 -0 -3.6%
Excl. CPU (microsec)348 340 -8 -2.3%
Incl. MemUse (bytes)34,440 34,888 448 1.3%
Incl. MemUse (bytes) per call 662 671 9 1.3%
Excl. MemUse (bytes)12,328 12,400 72 0.6%
Incl. PeakMemUse (bytes)17,360 12,624 -4,736 -27.3%
Incl. PeakMemUse (bytes) per call 334 243 -91 -27.3%
Excl. PeakMemUse (bytes)7,752 5,832 -1,920 -24.8%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\HeaderBag::set [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\HeaderBag::set0 N/A% -16 -0.0% -23 -0.0% 448 0.0% -4,736 -0.0%
Exclusive Metrics Diff for Current Function-7 -43.8% -8 -34.8% 72 16.1% -1,920 -40.5%
Parent functions
Symfony\Component\HttpFoundation\HeaderBag::__construct0 N/A% -18 -112.5% -23 -100.0% 424 94.6% -4,736 -100.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::set0 N/A% 2 12.5% 1 4.3% 24 5.4% 0 0.0%
Drupal\Core\HttpKernel::handle0 N/A% 0 0.0% -1 -4.3% 0 0.0% 0 0.0%
Child functions
strtr0 N/A% -9 -56.2% -11 -47.8% 104 23.2% -256 -5.4%
strtolower0 N/A% -4 -25.0% -4 -17.4% 96 21.4% 0 0.0%
Symfony\Component\HttpFoundation\HeaderBag::parseCacheControl0 N/A% 2 12.5% 0 0.0% 16 3.6% 0 0.0%
array_values0 N/A% 2 12.5% 0 0.0% 160 35.7% -2,560 -54.1%