Diff Report
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196f0780fa8c: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #5196ef15c751eRun #5196f0780fa8cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)685 2,044 1,359 198.4%
Incl. Wall Time (microsec) per call 685 2,044 1,359 198.4%
Excl. Wall Time (microsec)295 871 576 195.3%
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)13,696 13,648 -48 -0.4%
Incl. MemUse (bytes) per call 13,696 13,648 -48 -0.4%
Excl. MemUse (bytes)960 872 -88 -9.2%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 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% 1,359 0.0% 0 0.0% -48 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function576 42.4% 0 N/A% -88 -183.3% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% 1,359 100.0% 0 N/A% -48 -100.0% 0 N/A%
Child functions
header0 N/A% 410 30.2% 0 N/A% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% 165 12.1% 0 N/A% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% 123 9.1% 0 N/A% 0 0.0% 0 N/A%
sprintf0 N/A% 56 4.1% 0 N/A% 40 83.3% 0 N/A%
headers_sent0 N/A% 29 2.1% 0 N/A% 0 0.0% 0 N/A%