Diff Report
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #52e49acfb0eb8Run #52e49b394aea8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)65 66 1 1.5%
Incl. Wall Time (microsec) per call 65 66 1 1.5%
Excl. Wall Time (microsec)38 36 -2 -5.3%
Incl. CPU (microsecs)65 69 4 6.2%
Incl. CPU (microsecs) per call 65 69 4 6.2%
Excl. CPU (microsec)24 27 3 12.5%
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)8,624 8,672 48 0.6%
Incl. PeakMemUse (bytes) per call 8,624 8,672 48 0.6%
Excl. PeakMemUse (bytes)2,944 2,944 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% 1 0.1% 4 0.5% 0 0.0% 48 0.2%
Exclusive Metrics Diff for Current Function-2 -200.0% 3 75.0% 0 N/A% 0 0.0%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 1 100.0% 4 100.0% 0 N/A% 48 100.0%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 2 200.0% 2 50.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 1 100.0% 0 0.0% 0 N/A% 0 0.0%
header0 N/A% 0 0.0% 2 50.0% 0 N/A% -112 -233.3%
sprintf0 N/A% 0 0.0% -3 -75.0% 0 N/A% 0 0.0%
headers_sent0 N/A% 0 0.0% 0 0.0% 0 N/A% 160 333.3%