Diff Report
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #539203c57074dRun #539201f8938f4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)115 119 4 3.5%
Incl. Wall Time (microsec) per call 115 119 4 3.5%
Excl. Wall Time (microsec)64 68 4 6.2%
Incl. CPU (microsecs)117 122 5 4.3%
Incl. CPU (microsecs) per call 117 122 5 4.3%
Excl. CPU (microsec)45 48 3 6.7%
Incl. MemUse (bytes)6,368 6,368 0 0.0%
Incl. MemUse (bytes) per call 6,368 6,368 0 0.0%
Excl. MemUse (bytes)452 452 0 0.0%
Incl. PeakMemUse (bytes)2,140 2,140 0 0.0%
Incl. PeakMemUse (bytes) per call 2,140 2,140 0 0.0%
Excl. PeakMemUse (bytes)1,020 1,020 0 0.0%

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% 4 1.6% 5 1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 100.0% 3 60.0% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 4 100.0% 5 100.0% 0 N/A% 0 N/A%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
header0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
sprintf0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
headers_sent0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%