Diff Report
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #517c1bb406b02Run #517c1c27a12c9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)73 91 18 24.7%
Incl. Wall Time (microsec) per call 73 91 18 24.7%
Excl. Wall Time (microsec)39 39 0 0.0%
Incl. CPU (microsecs)75 91 16 21.3%
Incl. CPU (microsecs) per call 75 91 16 21.3%
Excl. CPU (microsec)30 28 -2 -6.7%
Incl. MemUse (bytes)10,184 10,184 0 0.0%
Incl. MemUse (bytes) per call 10,184 10,184 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)0 7,944 7,944 N/A%
Incl. PeakMemUse (bytes) per call 0 7,944 7,944 N/A%
Excl. PeakMemUse (bytes)0 2,512 2,512 N/A%

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% 18 0.0% 16 0.0% 0 0.0% 7,944 1.4%
Exclusive Metrics Diff for Current Function0 0.0% -2 -12.5% 0 N/A% 2,512 31.6%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 18 100.0% 16 100.0% 0 N/A% 7,944 100.0%
Child functions
sprintf0 N/A% 17 94.4% 17 106.2% 0 N/A% 784 9.9%
header0 N/A% 2 11.1% 3 18.8% 0 N/A% 920 11.6%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% -1 -5.6% -1 -6.2% 0 N/A% 1,592 20.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 0 0.0% -1 -6.2% 0 N/A% 1,496 18.8%
headers_sent0 N/A% 0 0.0% 0 0.0% 0 N/A% 640 8.1%