XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	Run #51ec3c5ab9ae4	Run #51ec3b81ad265	Diff	Diff%
Number of Function Calls	13	13	0	0.0%
Incl. Wall Time (microsec)	7,515	7,488	-27	-0.4%
Incl. Wall Time (microsec) per call	578	576	-2	-0.4%
Excl. Wall Time (microsec)	206	201	-5	-2.4%
Incl. CPU (microsecs)	6,416	6,386	-30	-0.5%
Incl. CPU (microsecs) per call	494	491	-2	-0.5%
Excl. CPU (microsec)	171	160	-11	-6.4%
Incl. MemUse (bytes)	294,512	294,512	0	0.0%
Incl. MemUse (bytes) per call	22,655	22,655	0	0.0%
Excl. MemUse (bytes)	30,616	30,616	0	0.0%
Incl. PeakMemUse (bytes)	313,944	314,040	96	0.0%
Incl. PeakMemUse (bytes) per call	24,150	24,157	7	0.0%
Excl. PeakMemUse (bytes)	28,816	28,816	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*
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	N/A%	-27	-7.2%	-30	-2.8%	0	0.0%	96	0.3%
Exclusive Metrics Diff for Current Function			-5	-18.5%	-11	-36.7%	0	N/A%	0	0.0%
*Parent function*
Symfony\Cmf\Component\Routing\NestedMatcher\NestedMatcher::matchRequest	0	N/A%	-27	-100.0%	-30	-100.0%	0	N/A%	96	100.0%
*Child functions*
Drupal\Core\Routing\RouteProvider::getRoutesByPath	0	N/A%	-22	-81.5%	-24	-80.0%	0	N/A%	96	100.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass	0	N/A%	-1	-3.7%	-1	-3.3%	0	N/A%	0	0.0%
count	0	N/A%	1	3.7%	3	10.0%	0	N/A%	0	0.0%
Exception::__construct	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::has	0	N/A%	0	0.0%	5	16.7%	0	N/A%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	0	0.0%	-2	-6.7%	0	N/A%	0	0.0%