XHProf: Hierarchical Profiler Report

Diff Report: Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\HeaderBag::get	Run #519d44ffb3845	Run #519d45fd795a4	Diff	Diff%
Number of Function Calls	12	12	0	0.0%
Incl. Wall Time (microsec)	240	241	1	0.4%
Incl. Wall Time (microsec) per call	20	20	0	0.4%
Excl. Wall Time (microsec)	184	187	3	1.6%
Incl. CPU (microsecs)	264	259	-5	-1.9%
Incl. CPU (microsecs) per call	22	22	-0	-1.9%
Excl. CPU (microsec)	161	158	-3	-1.9%
Incl. MemUse (bytes)	5,412	5,448	36	0.7%
Incl. MemUse (bytes) per call	451	454	3	0.7%
Excl. MemUse (bytes)	3,052	3,112	60	2.0%
Incl. PeakMemUse (bytes)	4,828	4,828	0	0.0%
Incl. PeakMemUse (bytes) per call	402	402	0	0.0%
Excl. PeakMemUse (bytes)	3,180	3,180	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%	1	0.0%	-5	-0.0%	36	0.0%	0	0.0%
Exclusive Metrics Diff for Current Function			3	300.0%	-3	-60.0%	60	166.7%	0	N/A%
*Parent functions*
Symfony\Component\HttpFoundation\Request::getHost	0	N/A%	-3	-300.0%	-4	-80.0%	0	0.0%	0	N/A%
Symfony\Component\HttpFoundation\Response::prepare	0	N/A%	2	200.0%	0	0.0%	36	100.0%	0	N/A%
Symfony\Component\HttpFoundation\Request::isXmlHttpRequest	0	N/A%	2	200.0%	0	0.0%	0	0.0%	0	N/A%
Symfony\Component\HttpFoundation\Request::getAcceptableContentTypes	0	N/A%	0	0.0%	-1	-20.0%	0	0.0%	0	N/A%
Symfony\Component\HttpFoundation\Request::createFromGlobals	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	N/A%
*Child functions*
array_key_exists	0	N/A%	-1	-100.0%	0	0.0%	0	0.0%	0	N/A%
strtr	0	N/A%	-1	-100.0%	-2	-40.0%	-12	-33.3%	0	N/A%
count	0	N/A%	0	0.0%	-2	-40.0%	0	0.0%	0	N/A%
strtolower	0	N/A%	0	0.0%	2	40.0%	-12	-33.3%	0	N/A%