Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)567 599 32 5.6%
Incl. Wall Time (microsec) per call 63 67 4 5.6%
Excl. Wall Time (microsec)546 563 17 3.1%
Incl. CPU (microsecs)577 613 36 6.2%
Incl. CPU (microsecs) per call 64 68 4 6.2%
Excl. CPU (microsec)335 368 33 9.9%
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 Function17 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%