Diff Report
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #52e49acfb0eb8Run #52e49b394aea8DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)171 146 -25 -14.6%
Incl. Wall Time (microsec) per call 86 73 -13 -14.6%
Excl. Wall Time (microsec)164 144 -20 -12.2%
Incl. CPU (microsecs)173 147 -26 -15.0%
Incl. CPU (microsecs) per call 87 74 -13 -15.0%
Excl. CPU (microsec)90 67 -23 -25.6%
Incl. MemUse (bytes)5,848 5,848 0 0.0%
Incl. MemUse (bytes) per call 2,924 2,924 0 0.0%
Excl. MemUse (bytes)3,120 3,120 0 0.0%
Incl. PeakMemUse (bytes)5,208 5,208 0 0.0%
Incl. PeakMemUse (bytes) per call 2,604 2,604 0 0.0%
Excl. PeakMemUse (bytes)3,160 3,160 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% -25 -2.3% -26 -3.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-20 -80.0% -23 -88.5% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% -25 -100.0% -26 -100.0% 0 N/A% 0 N/A%
Child functions
strpos0 N/A% -2 -8.0% 11 42.3% 0 N/A% 0 N/A%
substr0 N/A% -1 -4.0% -11 -42.3% 0 N/A% 0 N/A%
stripos0 N/A% -2 -8.0% -3 -11.5% 0 N/A% 0 N/A%