Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #531ccb2cb8e3dRun #531ccbd4518b6DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)96 68 -28 -29.2%
Incl. Wall Time (microsec) per call 96 68 -28 -29.2%
Excl. Wall Time (microsec)67 39 -28 -41.8%
Incl. CPU (microsecs)96 70 -26 -27.1%
Incl. CPU (microsecs) per call 96 70 -26 -27.1%
Excl. CPU (microsec)57 27 -30 -52.6%
Incl. MemUse (bytes)10,496 10,480 -16 -0.2%
Incl. MemUse (bytes) per call 10,496 10,480 -16 -0.2%
Excl. MemUse (bytes)728 712 -16 -2.2%
Incl. PeakMemUse (bytes)8,904 8,888 -16 -0.2%
Incl. PeakMemUse (bytes) per call 8,904 8,888 -16 -0.2%
Excl. PeakMemUse (bytes)2,824 2,808 -16 -0.6%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\Response::sendHeaders [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\Response::sendHeaders0 N/A% -28 -28.6% -26 -10.0% -16 -0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function-28 -100.0% -30 -115.4% -16 -100.0% -16 -100.0%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% -28 -100.0% -26 -100.0% -16 -100.0% -16 -100.0%
Child functions
headers_sent0 N/A% -1 -3.6% 0 0.0% 0 0.0% 0 0.0%
header0 N/A% 1 3.6% 3 11.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
sprintf0 N/A% 0 0.0% 1 3.8% 0 0.0% 0 0.0%