Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)140 162 22 15.7%
Incl. Wall Time (microsec) per call 140 162 22 15.7%
Excl. Wall Time (microsec)78 91 13 16.7%
Incl. CPU (microsecs)142 165 23 16.2%
Incl. CPU (microsecs) per call 142 165 23 16.2%
Excl. CPU (microsec)63 71 8 12.7%
Incl. MemUse (bytes)9,704 9,664 -40 -0.4%
Incl. MemUse (bytes) per call 9,704 9,664 -40 -0.4%
Excl. MemUse (bytes)552 576 24 4.3%
Incl. PeakMemUse (bytes)0 7,048 7,048 N/A%
Incl. PeakMemUse (bytes) per call 0 7,048 7,048 N/A%
Excl. PeakMemUse (bytes)0 2,448 2,448 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% 22 0.2% 23 0.2% -40 -0.0% 7,048 0.5%
Exclusive Metrics Diff for Current Function13 59.1% 8 34.8% 24 60.0% 2,448 34.7%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 22 100.0% 23 100.0% -40 -100.0% 7,048 100.0%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 6 27.3% 7 30.4% 0 0.0% 1,704 24.2%
headers_sent0 N/A% 1 4.5% 1 4.3% 0 0.0% 640 9.1%
sprintf0 N/A% 1 4.5% 1 4.3% -24 -60.0% 624 8.9%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 1 4.5% 1 4.3% 0 0.0% 1,048 14.9%
header0 N/A% 0 0.0% 5 21.7% -40 -100.0% 584 8.3%