Diff Report
Run #517d52b5a5611: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #517d52b5a5611Run #517d51ae434deDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)70 77 7 10.0%
Incl. Wall Time (microsec) per call 70 77 7 10.0%
Excl. Wall Time (microsec)38 37 -1 -2.6%
Incl. CPU (microsecs)75 78 3 4.0%
Incl. CPU (microsecs) per call 75 78 3 4.0%
Excl. CPU (microsec)34 29 -5 -14.7%
Incl. MemUse (bytes)10,184 10,184 0 0.0%
Incl. MemUse (bytes) per call 10,184 10,184 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)7,944 7,944 0 0.0%
Incl. PeakMemUse (bytes) per call 7,944 7,944 0 0.0%
Excl. PeakMemUse (bytes)2,512 2,512 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% 7 0.3% 3 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -14.3% -5 -166.7% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 7 100.0% 3 100.0% 0 N/A% 0 N/A%
Child functions
sprintf0 N/A% 6 85.7% 6 200.0% 0 N/A% 0 N/A%
header0 N/A% 6 85.7% 4 133.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% -4 -57.1% -3 -100.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
headers_sent0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%