Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962a927d49: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #5219624c55207Run #521962a927d49DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)109 82 -27 -24.8%
Incl. Wall Time (microsec) per call 109 82 -27 -24.8%
Excl. Wall Time (microsec)73 47 -26 -35.6%
Incl. CPU (microsecs)110 83 -27 -24.5%
Incl. CPU (microsecs) per call 110 83 -27 -24.5%
Excl. CPU (microsec)61 37 -24 -39.3%
Incl. MemUse (bytes)10,312 10,304 -8 -0.1%
Incl. MemUse (bytes) per call 10,312 10,304 -8 -0.1%
Excl. MemUse (bytes)920 920 0 0.0%
Incl. PeakMemUse (bytes)8,312 8,224 -88 -1.1%
Incl. PeakMemUse (bytes) per call 8,312 8,224 -88 -1.1%
Excl. PeakMemUse (bytes)2,960 2,880 -80 -2.7%

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% -27 -5.8% -27 -2.8% -8 -0.0% -88 -0.3%
Exclusive Metrics Diff for Current Function-26 -96.3% -24 -88.9% 0 0.0% -80 -90.9%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% -27 -100.0% -27 -100.0% -8 -100.0% -88 -100.0%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 1 3.7% 0 0.0% 0 0.0% 0 0.0%
header0 N/A% -1 -3.7% -2 -7.4% 0 0.0% 0 0.0%
sprintf0 N/A% -1 -3.7% -1 -3.7% 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%
headers_sent0 N/A% 0 0.0% 0 0.0% -8 -100.0% -8 -9.1%