Diff Report
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #51ec491641923Run #51ec485525502DiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)950 981 31 3.3%
Incl. Wall Time (microsec) per call 59 61 2 3.3%
Excl. Wall Time (microsec)870 879 9 1.0%
Incl. CPU (microsecs)970 998 28 2.9%
Incl. CPU (microsecs) per call 61 62 2 2.9%
Excl. CPU (microsec)552 560 8 1.4%
Incl. MemUse (bytes)15,888 15,888 0 0.0%
Incl. MemUse (bytes) per call 993 993 0 0.0%
Excl. MemUse (bytes)10,920 10,920 0 0.0%
Incl. PeakMemUse (bytes)12,968 12,968 0 0.0%
Incl. PeakMemUse (bytes) per call 811 811 0 0.0%
Excl. PeakMemUse (bytes)10,856 10,856 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% 31 2.0% 28 1.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function9 29.0% 8 28.6% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% 31 100.0% 28 100.0% 0 N/A% 0 N/A%
Child functions
strpos0 N/A% 20 64.5% 23 82.1% 0 N/A% 0 N/A%
substr0 N/A% 2 6.5% -4 -14.3% 0 N/A% 0 N/A%
stripos0 N/A% 0 0.0% 1 3.6% 0 N/A% 0 N/A%