Diff Report
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #51fdbdbb58abcRun #51fdbca2b5409DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)599 567 -32 -5.3%
Incl. Wall Time (microsec) per call 67 63 -4 -5.3%
Excl. Wall Time (microsec)563 546 -17 -3.0%
Incl. CPU (microsecs)613 577 -36 -5.9%
Incl. CPU (microsecs) per call 68 64 -4 -5.9%
Excl. CPU (microsec)368 335 -33 -9.0%
Incl. MemUse (bytes)10,872 10,872 0 0.0%
Incl. MemUse (bytes) per call 1,208 1,208 0 0.0%
Excl. MemUse (bytes)7,024 7,024 0 0.0%
Incl. PeakMemUse (bytes)15,912 15,912 0 0.0%
Incl. PeakMemUse (bytes) per call 1,768 1,768 0 0.0%
Excl. PeakMemUse (bytes)13,800 13,800 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% -32 -3.4% -36 -50.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-17 -53.1% -33 -91.7% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% -32 -100.0% -36 -100.0% 0 N/A% 0 N/A%
Child functions
strpos0 N/A% -13 -40.6% -3 -8.3% 0 N/A% 0 N/A%
substr0 N/A% -2 -6.2% -1 -2.8% 0 N/A% 0 N/A%
stripos0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%