Diff Report
Run #51aaed0fcbd4e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aaed996e9e3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #51aaed0fcbd4eRun #51aaed996e9e3DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)403 459 56 13.9%
Incl. Wall Time (microsec) per call 81 92 11 13.9%
Excl. Wall Time (microsec)381 405 24 6.3%
Incl. CPU (microsecs)411 468 57 13.9%
Incl. CPU (microsecs) per call 82 94 11 13.9%
Excl. CPU (microsec)237 275 38 16.0%
Incl. MemUse (bytes)8,480 8,480 0 0.0%
Incl. MemUse (bytes) per call 1,696 1,696 0 0.0%
Excl. MemUse (bytes)4,624 4,624 0 0.0%
Incl. PeakMemUse (bytes)5,024 5,032 8 0.2%
Incl. PeakMemUse (bytes) per call 1,005 1,006 2 0.2%
Excl. PeakMemUse (bytes)3,160 3,168 8 0.3%

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% 56 7.6% 57 12.8% 0 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function24 42.9% 38 66.7% 0 N/A% 8 100.0%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% 56 100.0% 57 100.0% 0 N/A% 8 100.0%
Child functions
in_array0 N/A% 15 26.8% 12 21.1% 0 N/A% 0 0.0%
strpos0 N/A% 14 25.0% 8 14.0% 0 N/A% 0 0.0%
substr0 N/A% 3 5.4% 0 0.0% 0 N/A% 0 0.0%
stripos0 N/A% 0 0.0% -1 -1.8% 0 N/A% 0 0.0%