Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #519d4cd4e396dRun #519d4dc9980f7DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)394 373 -21 -5.3%
Incl. Wall Time (microsec) per call 131 124 -7 -5.3%
Excl. Wall Time (microsec)309 289 -20 -6.5%
Incl. CPU (microsecs)400 378 -22 -5.5%
Incl. CPU (microsecs) per call 133 126 -7 -5.5%
Excl. CPU (microsec)240 223 -17 -7.1%
Incl. MemUse (bytes)3,812 3,812 0 0.0%
Incl. MemUse (bytes) per call 1,271 1,271 0 0.0%
Excl. MemUse (bytes)1,808 1,808 0 0.0%
Incl. PeakMemUse (bytes)4,472 4,472 0 0.0%
Incl. PeakMemUse (bytes) per call 1,491 1,491 0 0.0%
Excl. PeakMemUse (bytes)3,208 3,208 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% -21 -0.1% -22 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-20 -95.2% -17 -77.3% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Request::initialize0 N/A% -21 -100.0% -22 -100.0% 0 N/A% 0 N/A%
Child functions
strpos0 N/A% -1 -4.8% 1 4.5% 0 N/A% 0 N/A%
stripos0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
in_array0 N/A% 0 0.0% -5 -22.7% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -1 -4.5% 0 N/A% 0 N/A%