Diff Report
Run #565918537d922: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5659186b7d6e0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #565918537d922Run #5659186b7d6e0DiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)8,233 8,313 80 1.0%
Incl. Wall Time (microsec) per call 82 83 1 1.0%
Excl. Wall Time (microsec)4,766 4,919 153 3.2%
Incl. MemUse (bytes)820,168 848,112 27,944 3.4%
Incl. MemUse (bytes) per call 8,202 8,481 279 3.4%
Excl. MemUse (bytes)17,920 28,864 10,944 61.1%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Symfony\Component\HttpFoundation\Response::sendHeaders0 N/A% 80 0.0% 27,944 1.8% 0 0.0%
Exclusive Metrics Diff for Current Function153 191.2% 10,944 39.2% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 80 100.0% 27,944 100.0% 0 N/A%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% -140 -175.0% 0 0.0% 0 N/A%
header0 N/A% 70 87.5% 7,544 27.0% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% -14 -17.5% 16,464 58.9% 0 N/A%
sprintf0 N/A% 6 7.5% -4,752 -17.0% 0 N/A%
headers_sent0 N/A% 5 6.2% -2,256 -8.1% 0 N/A%