XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Symfony\Component\HttpFoundation\ParameterBag::has	Run #51ec6582d0962	Run #51ec623000e0c	Diff	Diff%
Number of Function Calls	22	22	0	0.0%
Incl. Wall Time (microsec)	77	71	-6	-7.8%
Incl. Wall Time (microsec) per call	4	3	-0	-7.8%
Excl. Wall Time (microsec)	61	57	-4	-6.6%
Incl. CPU (microsecs)	99	94	-5	-5.1%
Incl. CPU (microsecs) per call	5	4	-0	-5.1%
Excl. CPU (microsec)	68	57	-11	-16.2%
Incl. MemUse (bytes)	7,312	7,312	0	0.0%
Incl. MemUse (bytes) per call	332	332	0	0.0%
Excl. MemUse (bytes)	6,504	6,504	0	0.0%
Incl. PeakMemUse (bytes)	5,288	5,288	0	0.0%
Incl. PeakMemUse (bytes) per call	240	240	0	0.0%
Excl. PeakMemUse (bytes)	4,480	4,480	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\ParameterBag::has	0	N/A%	-6	-0.2%	-5	-0.4%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-4	-66.7%	-11	-220.0%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	0	N/A%	-2	-33.3%	-4	-80.0%	0	N/A%	0	N/A%
drupal_get_destination	0	N/A%	-1	-16.7%	-1	-20.0%	0	N/A%	0	N/A%
Drupal\Core\EventSubscriber\AccessSubscriber::onKernelRequestAccessCheck	0	N/A%	-1	-16.7%	0	0.0%	0	N/A%	0	N/A%
Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest	0	N/A%	-1	-16.7%	0	0.0%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\Request::prepareRequestUri	0	N/A%	-1	-16.7%	0	0.0%	0	N/A%	0	N/A%
_drupal_bootstrap_page_cache	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%
*Child function*
array_key_exists	0	N/A%	-2	-33.3%	6	120.0%	0	N/A%	0	N/A%