Diff Report
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #517c7d73caad2Run #517c7dc1dc4c3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)73 85 12 16.4%
Incl. Wall Time (microsec) per call 73 85 12 16.4%
Excl. Wall Time (microsec)37 50 13 35.1%
Incl. CPU (microsecs)74 87 13 17.6%
Incl. CPU (microsecs) per call 74 87 13 17.6%
Excl. CPU (microsec)27 36 9 33.3%
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% 12 3.4% 13 1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function13 108.3% 9 69.2% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 12 100.0% 13 100.0% 0 N/A% 0 N/A%
Child functions
sprintf0 N/A% -2 -16.7% -1 -7.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 1 8.3% 5 38.5% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 1 8.3% 0 0.0% 0 N/A% 0 N/A%
header0 N/A% -1 -8.3% 0 0.0% 0 N/A% 0 N/A%
headers_sent0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%