Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)241 254 13 5.4%
Incl. Wall Time (microsec) per call 80 85 4 5.4%
Excl. Wall Time (microsec)231 234 3 1.3%
Incl. CPU (microsecs)246 260 14 5.7%
Incl. CPU (microsecs) per call 82 87 5 5.7%
Excl. CPU (microsec)147 151 4 2.7%
Incl. MemUse (bytes)7,040 7,040 0 0.0%
Incl. MemUse (bytes) per call 2,347 2,347 0 0.0%
Excl. MemUse (bytes)3,504 3,504 0 0.0%
Incl. PeakMemUse (bytes)8,440 8,440 0 0.0%
Incl. PeakMemUse (bytes) per call 2,813 2,813 0 0.0%
Excl. PeakMemUse (bytes)6,664 6,664 0 0.0%

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% 13 10.6% 14 2.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 23.1% 4 28.6% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% 13 100.0% 14 100.0% 0 N/A% 0 N/A%
Child functions
in_array0 N/A% 9 69.2% -1 -7.1% 0 N/A% 0 N/A%
strpos0 N/A% 2 15.4% 11 78.6% 0 N/A% 0 N/A%
substr0 N/A% -1 -7.7% -1 -7.1% 0 N/A% 0 N/A%
stripos0 N/A% 0 0.0% 1 7.1% 0 N/A% 0 N/A%