Diff Report
Run #52e418f395327: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #52e418f395327Run #52e417f8e04a5DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)61 60 -1 -1.6%
Incl. Wall Time (microsec) per call 61 60 -1 -1.6%
Excl. Wall Time (microsec)35 34 -1 -2.9%
Incl. CPU (microsecs)62 61 -1 -1.6%
Incl. CPU (microsecs) per call 62 61 -1 -1.6%
Excl. CPU (microsec)29 22 -7 -24.1%
Incl. MemUse (bytes)10,344 10,344 0 0.0%
Incl. MemUse (bytes) per call 10,344 10,344 0 0.0%
Excl. MemUse (bytes)904 904 0 0.0%
Incl. PeakMemUse (bytes)1,032 856 -176 -17.1%
Incl. PeakMemUse (bytes) per call 1,032 856 -176 -17.1%
Excl. PeakMemUse (bytes)952 856 -96 -10.1%

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% -1 -3.1% -1 -0.5% 0 0.0% -176 -0.5%
Exclusive Metrics Diff for Current Function-1 -100.0% -7 -700.0% 0 N/A% -96 -54.5%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% -1 -100.0% -1 -100.0% 0 N/A% -176 -100.0%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 0 0.0% 1 100.0% 0 N/A% -80 -45.5%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
header0 N/A% 0 0.0% 4 400.0% 0 N/A% 0 0.0%
sprintf0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
headers_sent0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 0.0%