XHProf: Hierarchical Profiler Report

Diff Report: Run #519de8fbb9479: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de9d0c2818: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\HeaderBag::get	Run #519de8fbb9479	Run #519de9d0c2818	Diff	Diff%
Number of Function Calls	12	12	0	0.0%
Incl. Wall Time (microsec)	146	142	-4	-2.7%
Incl. Wall Time (microsec) per call	12	12	-0	-2.7%
Excl. Wall Time (microsec)	118	115	-3	-2.5%
Incl. CPU (microsecs)	160	159	-1	-0.6%
Incl. CPU (microsecs) per call	13	13	-0	-0.6%
Excl. CPU (microsec)	94	95	1	1.1%
Incl. MemUse (bytes)	9,072	9,072	0	0.0%
Incl. MemUse (bytes) per call	756	756	0	0.0%
Excl. MemUse (bytes)	5,048	5,048	0	0.0%
Incl. PeakMemUse (bytes)	5,544	5,584	40	0.7%
Incl. PeakMemUse (bytes) per call	462	465	3	0.7%
Excl. PeakMemUse (bytes)	3,848	3,888	40	1.0%

Function Name	Calls Diff	Calls 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\HeaderBag::get	0	N/A%	-4	-0.0%	-1	-0.0%	0	0.0%	40	0.1%
Exclusive Metrics Diff for Current Function			-3	-75.0%	1	100.0%	0	N/A%	40	100.0%
*Parent functions*
Symfony\Component\HttpFoundation\Request::isXmlHttpRequest	0	N/A%	-2	-50.0%	-2	-200.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Response::prepare	0	N/A%	-1	-25.0%	2	200.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	-1	-25.0%	1	100.0%	0	N/A%	40	100.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	0	0.0%	-1	-100.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::createFromGlobals	0	N/A%	0	0.0%	-1	-100.0%	0	N/A%	0	0.0%
*Child functions*
count	0	N/A%	-1	-25.0%	-7	-700.0%	0	N/A%	0	0.0%
strtr	0	N/A%	-1	-25.0%	2	200.0%	0	N/A%	0	0.0%
strtolower	0	N/A%	1	25.0%	3	300.0%	0	N/A%	0	0.0%
array_key_exists	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%