Diff Report
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #531ccbd4518b6Run #531ccb2cb8e3dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)68 96 28 41.2%
Incl. Wall Time (microsec) per call 68 96 28 41.2%
Excl. Wall Time (microsec)39 67 28 71.8%
Incl. CPU (microsecs)70 96 26 37.1%
Incl. CPU (microsecs) per call 70 96 26 37.1%
Excl. CPU (microsec)27 57 30 111.1%
Incl. MemUse (bytes)10,480 10,496 16 0.2%
Incl. MemUse (bytes) per call 10,480 10,496 16 0.2%
Excl. MemUse (bytes)712 728 16 2.2%
Incl. PeakMemUse (bytes)8,888 8,904 16 0.2%
Incl. PeakMemUse (bytes) per call 8,888 8,904 16 0.2%
Excl. PeakMemUse (bytes)2,808 2,824 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 Function28 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%