Diff Report
Run #53ccf06f3ae60: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53ccf1bb00d4b: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #53ccf06f3ae60Run #53ccf1bb00d4bDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)134 133 -1 -0.7%
Incl. Wall Time (microsec) per call 67 67 -1 -0.7%
Excl. Wall Time (microsec)132 131 -1 -0.8%
Incl. CPU (microsecs)137 135 -2 -1.5%
Incl. CPU (microsecs) per call 69 68 -1 -1.5%
Excl. CPU (microsec)91 71 -20 -22.0%
Incl. MemUse (bytes)5,664 5,656 -8 -0.1%
Incl. MemUse (bytes) per call 2,832 2,828 -4 -0.1%
Excl. MemUse (bytes)2,992 2,976 -16 -0.5%
Incl. PeakMemUse (bytes)6,576 6,608 32 0.5%
Incl. PeakMemUse (bytes) per call 3,288 3,304 16 0.5%
Excl. PeakMemUse (bytes)5,128 5,120 -8 -0.2%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\ServerBag::getHeaders [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\ServerBag::getHeaders0 N/A% -1 -0.1% -2 -0.1% -8 -0.1% 32 0.3%
Exclusive Metrics Diff for Current Function-1 -100.0% -20 -1000.0% -16 -200.0% -8 -25.0%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% -1 -100.0% -2 -100.0% -8 -100.0% 32 100.0%
Child functions
stripos0 N/A% 0 0.0% 3 150.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 3 150.0% 8 100.0% 40 125.0%
strpos0 N/A% 0 0.0% 12 600.0% 0 0.0% 0 0.0%