Diff Report
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #53920c043e98bRun #53920b950c201DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)115 118 3 2.6%
Incl. Wall Time (microsec) per call 115 118 3 2.6%
Excl. Wall Time (microsec)64 64 0 0.0%
Incl. CPU (microsecs)117 120 3 2.6%
Incl. CPU (microsecs) per call 117 120 3 2.6%
Excl. CPU (microsec)47 53 6 12.8%
Incl. MemUse (bytes)6,324 6,328 4 0.1%
Incl. MemUse (bytes) per call 6,324 6,328 4 0.1%
Excl. MemUse (bytes)452 452 0 0.0%
Incl. PeakMemUse (bytes)3,860 3,904 44 1.1%
Incl. PeakMemUse (bytes) per call 3,860 3,904 44 1.1%
Excl. PeakMemUse (bytes)1,584 1,584 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% 3 0.8% 3 1.6% 4 0.0% 44 0.4%
Exclusive Metrics Diff for Current Function0 0.0% 6 200.0% 0 0.0% 0 0.0%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 3 100.0% 3 100.0% 4 100.0% 44 100.0%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 3 100.0% 2 66.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 0 0.0% -1 -33.3% 0 0.0% 0 0.0%
header0 N/A% 0 0.0% -5 -166.7% 4 100.0% 44 100.0%
sprintf0 N/A% 0 0.0% 1 33.3% 0 0.0% 0 0.0%
headers_sent0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%