XHProf: Hierarchical Profiler Report

Diff Report: Run #51ad06ef28a53: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\HeaderBag::get	Run #51ad06ef28a53	Run #51ad0610ca11a	Diff	Diff%
Number of Function Calls	31	31	0	0.0%
Incl. Wall Time (microsec)	375	379	4	1.1%
Incl. Wall Time (microsec) per call	12	12	0	1.1%
Excl. Wall Time (microsec)	318	322	4	1.3%
Incl. CPU (microsecs)	410	416	6	1.5%
Incl. CPU (microsecs) per call	13	13	0	1.5%
Excl. CPU (microsec)	242	235	-7	-2.9%
Incl. MemUse (bytes)	9,072	9,072	0	0.0%
Incl. MemUse (bytes) per call	293	293	0	0.0%
Excl. MemUse (bytes)	3,832	3,832	0	0.0%
Incl. PeakMemUse (bytes)	4,032	3,992	-40	-1.0%
Incl. PeakMemUse (bytes) per call	130	129	-1	-1.0%
Excl. PeakMemUse (bytes)	2,536	2,496	-40	-1.6%

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	0.1%	6	0.2%	0	0.0%	-40	-0.0%
Exclusive Metrics Diff for Current Function			4	100.0%	-7	-116.7%	0	N/A%	-40	-100.0%
*Parent functions*
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	3	75.0%	3	50.0%	0	N/A%	-40	-100.0%
Symfony\Component\HttpFoundation\Response::prepare	0	N/A%	2	50.0%	3	50.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::isXmlHttpRequest	0	N/A%	-1	-25.0%	0	0.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\Request::createFromGlobals	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
*Child functions*
strtolower	0	N/A%	2	50.0%	11	183.3%	0	N/A%	0	0.0%
count	0	N/A%	-2	-50.0%	-2	-33.3%	0	N/A%	0	0.0%
strtr	0	N/A%	0	0.0%	7	116.7%	0	N/A%	0	0.0%
array_key_exists	0	N/A%	0	0.0%	-3	-50.0%	0	N/A%	0	0.0%