Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #519fe6587b366Run #519fe82fef731DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)53 52 -1 -1.9%
Incl. Wall Time (microsec) per call 53 52 -1 -1.9%
Excl. Wall Time (microsec)31 29 -2 -6.5%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
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)0 8,528 8,528 N/A%
Incl. PeakMemUse (bytes) per call 0 8,528 8,528 N/A%
Excl. PeakMemUse (bytes)0 2,672 2,672 N/A%

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 -0.0% 0 0.0% 0 0.0% 8,528 13.8%
Exclusive Metrics Diff for Current Function-2 -200.0% 0 N/A% 0 N/A% 2,672 31.3%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% -1 -100.0% 0 N/A% 0 N/A% 8,528 100.0%
Child functions
header0 N/A% 1 100.0% 0 N/A% 0 N/A% 944 11.1%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 0 0.0% 0 N/A% 0 N/A% 1,496 17.5%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 0 0.0% 0 N/A% 0 N/A% 1,832 21.5%
headers_sent0 N/A% 0 0.0% 0 N/A% 0 N/A% 720 8.4%
sprintf0 N/A% 0 0.0% 0 N/A% 0 N/A% 864 10.1%