Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1f732b14: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #52d4b18f32fb6Run #52d4b1f732b14DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)133 135 2 1.5%
Incl. Wall Time (microsec) per call 67 68 1 1.5%
Excl. Wall Time (microsec)132 135 3 2.3%
Incl. CPU (microsecs)134 137 3 2.2%
Incl. CPU (microsecs) per call 67 69 2 2.2%
Excl. CPU (microsec)74 98 24 32.4%
Incl. MemUse (bytes)5,808 5,808 0 0.0%
Incl. MemUse (bytes) per call 2,904 2,904 0 0.0%
Excl. MemUse (bytes)3,080 3,080 0 0.0%
Incl. PeakMemUse (bytes)5,208 5,208 0 0.0%
Incl. PeakMemUse (bytes) per call 2,604 2,604 0 0.0%
Excl. PeakMemUse (bytes)3,160 3,160 0 0.0%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\ServerBag::getHeaders [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\ServerBag::getHeaders0 N/A% 2 0.1% 3 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 150.0% 24 800.0% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% 2 100.0% 3 100.0% 0 N/A% 0 N/A%
Child functions
strpos0 N/A% -1 -50.0% -16 -533.3% 0 N/A% 0 N/A%
stripos0 N/A% 0 0.0% -2 -66.7% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -3 -100.0% 0 N/A% 0 N/A%