XHProf: Hierarchical Profiler Report

Diff Report: Run #519ede3a9dd65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519edeb20e5f1: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\HeaderBag::get	Run #519ede3a9dd65	Run #519edeb20e5f1	Diff	Diff%
Number of Function Calls	12	12	0	0.0%
Incl. Wall Time (microsec)	162	145	-17	-10.5%
Incl. Wall Time (microsec) per call	14	12	-1	-10.5%
Excl. Wall Time (microsec)	132	116	-16	-12.1%
Incl. CPU (microsecs)	176	159	-17	-9.7%
Incl. CPU (microsecs) per call	15	13	-1	-9.7%
Excl. CPU (microsec)	101	93	-8	-7.9%
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)	5,632	5,632	0	0.0%
Incl. PeakMemUse (bytes) per call	469	469	0	0.0%
Excl. PeakMemUse (bytes)	3,976	3,976	0	0.0%

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%	-17	-6.0%	-17	-1.0%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-16	-94.1%	-8	-47.1%	0	N/A%	0	N/A%
*Parent functions*
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	-9	-52.9%	-8	-47.1%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\Request::isXmlHttpRequest	0	N/A%	-8	-47.1%	-9	-52.9%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	1	5.9%	0	0.0%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\Response::prepare	0	N/A%	-1	-5.9%	1	5.9%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\Request::createFromGlobals	0	N/A%	0	0.0%	-1	-5.9%	0	N/A%	0	N/A%
*Child functions*
array_key_exists	0	N/A%	-1	-5.9%	-6	-35.3%	0	N/A%	0	N/A%
strtolower	0	N/A%	1	5.9%	-3	-17.6%	0	N/A%	0	N/A%
count	0	N/A%	-1	-5.9%	0	0.0%	0	N/A%	0	N/A%
strtr	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%