XHProf: Hierarchical Profiler Report

Diff Report: Run #53d436500e2ac: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\Request::getHost	Run #53d436500e2ac	Run #53d4352fc0c61	Diff	Diff%
Number of Function Calls	5	5	0	0.0%
Incl. Wall Time (microsec)	254	231	-23	-9.1%
Incl. Wall Time (microsec) per call	51	46	-5	-9.1%
Excl. Wall Time (microsec)	106	91	-15	-14.2%
Incl. CPU (microsecs)	261	235	-26	-10.0%
Incl. CPU (microsecs) per call	52	47	-5	-10.0%
Excl. CPU (microsec)	78	60	-18	-23.1%
Incl. MemUse (bytes)	10,592	10,600	8	0.1%
Incl. MemUse (bytes) per call	2,118	2,120	2	0.1%
Excl. MemUse (bytes)	4,144	4,152	8	0.2%
Incl. PeakMemUse (bytes)	320	320	0	0.0%
Incl. PeakMemUse (bytes) per call	64	64	0	0.0%
Excl. PeakMemUse (bytes)	0	0	0	N/A%

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\Request::getHost	0	N/A%	-23	-0.3%	-26	-0.4%	8	0.0%	0	0.0%
Exclusive Metrics Diff for Current Function			-15	-65.2%	-18	-69.2%	8	100.0%	0	N/A%
*Parent functions*
Drupal\Core\DrupalKernel::initializeCookieGlobals	0	N/A%	-14	-60.9%	-15	-57.7%	0	0.0%	0	N/A%
Symfony\Component\HttpFoundation\Request::getHttpHost	0	N/A%	-12	-52.2%	-12	-46.2%	8	100.0%	0	N/A%
Symfony\Component\Routing\RequestContext::fromRequest	0	N/A%	3	13.0%	1	3.8%	0	0.0%	0	N/A%
*Child functions*
Symfony\Component\HttpFoundation\HeaderBag::get	0	N/A%	-8	-34.8%	-10	-38.5%	0	0.0%	0	N/A%
strtolower	0	N/A%	2	8.7%	-1	-3.8%	0	0.0%	0	N/A%
preg_match	0	N/A%	-1	-4.3%	0	0.0%	0	0.0%	0	N/A%
preg_replace	0	N/A%	-1	-4.3%	1	3.8%	0	0.0%	0	N/A%
count	0	N/A%	0	0.0%	2	7.7%	0	0.0%	0	N/A%
trim	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	N/A%