Diff Report
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #531ee5f3237b0Run #531ee657ba49eDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)222 191 -31 -14.0%
Incl. Wall Time (microsec) per call 74 64 -10 -14.0%
Excl. Wall Time (microsec)218 189 -29 -13.3%
Incl. CPU (microsecs)223 196 -27 -12.1%
Incl. CPU (microsecs) per call 74 65 -9 -12.1%
Excl. CPU (microsec)140 127 -13 -9.3%
Incl. MemUse (bytes)6,568 6,568 0 0.0%
Incl. MemUse (bytes) per call 2,189 2,189 0 0.0%
Excl. MemUse (bytes)3,680 3,680 0 0.0%
Incl. PeakMemUse (bytes)6,616 6,424 -192 -2.9%
Incl. PeakMemUse (bytes) per call 2,205 2,141 -64 -2.9%
Excl. PeakMemUse (bytes)5,024 4,832 -192 -3.8%

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% -31 -1.2% -27 -0.9% 0 0.0% -192 -0.2%
Exclusive Metrics Diff for Current Function-29 -93.5% -13 -48.1% 0 N/A% -192 -100.0%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% -31 -100.0% -27 -100.0% 0 N/A% -192 -100.0%
Child functions
strpos0 N/A% -1 -3.2% -13 -48.1% 0 N/A% 0 0.0%
substr0 N/A% -1 -3.2% -2 -7.4% 0 N/A% 0 0.0%
stripos0 N/A% 0 0.0% 1 3.7% 0 N/A% 0 0.0%