Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #51774c26bf054Run #51774d289642fDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)144 208 64 44.4%
Incl. Wall Time (microsec) per call 72 104 32 44.4%
Excl. Wall Time (microsec)139 167 28 20.1%
Incl. CPU (microsecs)145 211 66 45.5%
Incl. CPU (microsecs) per call 73 106 33 45.5%
Excl. CPU (microsec)84 124 40 47.6%
Incl. MemUse (bytes)6,312 6,312 0 0.0%
Incl. MemUse (bytes) per call 3,156 3,156 0 0.0%
Excl. MemUse (bytes)2,936 2,936 0 0.0%
Incl. PeakMemUse (bytes)7,872 7,872 0 0.0%
Incl. PeakMemUse (bytes) per call 3,936 3,936 0 0.0%
Excl. PeakMemUse (bytes)5,840 5,840 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% 64 0.2% 66 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function28 43.8% 40 60.6% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% 64 100.0% 66 100.0% 0 N/A% 0 N/A%
Child functions
in_array0 N/A% 19 29.7% 13 19.7% 0 N/A% 0 N/A%
strpos0 N/A% 15 23.4% 12 18.2% 0 N/A% 0 N/A%
stripos0 N/A% 1 1.6% 1 1.5% 0 N/A% 0 N/A%
substr0 N/A% 1 1.6% 0 0.0% 0 N/A% 0 N/A%