Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a222581ef: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #52e4a1c03557cRun #52e4a222581efDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)67 67 0 0.0%
Incl. Wall Time (microsec) per call 67 67 0 0.0%
Excl. Wall Time (microsec)36 39 3 8.3%
Incl. CPU (microsecs)69 68 -1 -1.4%
Incl. CPU (microsecs) per call 69 68 -1 -1.4%
Excl. CPU (microsec)26 28 2 7.7%
Incl. MemUse (bytes)10,344 10,344 0 0.0%
Incl. MemUse (bytes) per call 10,344 10,344 0 0.0%
Excl. MemUse (bytes)960 960 0 0.0%
Incl. PeakMemUse (bytes)8,736 8,784 48 0.5%
Incl. PeakMemUse (bytes) per call 8,736 8,784 48 0.5%
Excl. PeakMemUse (bytes)3,000 2,944 -56 -1.9%

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% 0 0.0% -1 -0.5% 0 0.0% 48 0.2%
Exclusive Metrics Diff for Current Function3 N/A% 2 200.0% 0 N/A% -56 -116.7%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 0 N/A% -1 -100.0% 0 N/A% 48 100.0%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% -2 N/A% -3 -300.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% -1 N/A% 1 100.0% 0 N/A% 0 0.0%
header0 N/A% 0 N/A% 0 0.0% 0 N/A% -56 -116.7%
sprintf0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 0.0%
headers_sent0 N/A% 0 N/A% -1 -100.0% 0 N/A% 160 333.3%