Diff Report
Run #519af3b0bf970: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519af56893788: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Symfony\Component\HttpFoundation\Response::sendHeaders

Symfony\Component\HttpFoundation\Response::sendHeadersRun #519af3b0bf970Run #519af56893788DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)95 76 -19 -20.0%
Incl. Wall Time (microsec) per call 95 76 -19 -20.0%
Excl. Wall Time (microsec)52 42 -10 -19.2%
Incl. CPU (microsecs)97 77 -20 -20.6%
Incl. CPU (microsecs) per call 97 77 -20 -20.6%
Excl. CPU (microsec)40 28 -12 -30.0%
Incl. MemUse (bytes)10,184 10,200 16 0.2%
Incl. MemUse (bytes) per call 10,184 10,200 16 0.2%
Excl. MemUse (bytes)1,088 1,104 16 1.5%
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% -19 -3.4% -20 -4.2% 16 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-10 -52.6% -12 -60.0% 16 100.0% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Response::send0 N/A% -19 -100.0% -20 -100.0% 16 100.0% 0 N/A%
Child functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::allPreserveCase0 N/A% -3 -15.8% -2 -10.0% 0 0.0% 0 N/A%
header0 N/A% -3 -15.8% -3 -15.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ResponseHeaderBag::getCookies0 N/A% -2 -10.5% -3 -15.0% 0 0.0% 0 N/A%
sprintf0 N/A% -1 -5.3% 0 0.0% 0 0.0% 0 N/A%
headers_sent0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%