XHProf: Hierarchical Profiler Report

Diff Report: Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest

Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	Run #51af3d98520b7	Run #51af435181b2e	Diff	Diff%
Number of Function Calls	4	4	0	0.0%
Incl. Wall Time (microsec)	6,324	6,334	10	0.2%
Incl. Wall Time (microsec) per call	1,581	1,584	3	0.2%
Excl. Wall Time (microsec)	415	406	-9	-2.2%
Incl. CPU (microsecs)	5,426	5,397	-29	-0.5%
Incl. CPU (microsecs) per call	1,357	1,349	-7	-0.5%
Excl. CPU (microsec)	354	352	-2	-0.6%
Incl. MemUse (bytes)	657,232	657,176	-56	-0.0%
Incl. MemUse (bytes) per call	164,308	164,294	-14	-0.0%
Excl. MemUse (bytes)	11,176	11,184	8	0.1%
Incl. PeakMemUse (bytes)	693,504	693,288	-216	-0.0%
Incl. PeakMemUse (bytes) per call	173,376	173,322	-54	-0.0%
Excl. PeakMemUse (bytes)	34,152	34,160	8	0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest [View Callgraph Diff]

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%	10	1.3%	-29	-3.0%	-56	-0.1%	-216	-0.3%
Exclusive Metrics Diff for Current Function			-9	-90.0%	-2	-6.9%	8	14.3%	8	3.7%
*Parent function*
Symfony\Cmf\Component\Routing\NestedMatcher\NestedMatcher::matchRequest	0	N/A%	10	100.0%	-29	-100.0%	-56	-100.0%	-216	-100.0%
*Child functions*
Drupal\Core\Database\Connection::query	0	N/A%	69	690.0%	34	117.2%	0	0.0%	0	0.0%
unserialize	0	N/A%	53	530.0%	50	172.4%	-48	-85.7%	208	96.3%
Symfony\Component\Routing\Route::compile	0	N/A%	-52	-520.0%	-53	-182.8%	0	0.0%	-64	-29.6%
Symfony\Component\ClassLoader\ClassLoader::loadClass	0	N/A%	-32	-320.0%	-32	-110.3%	-16	-28.6%	-368	-170.4%
Drupal\Core\Database\Statement::fetchAllKeyed	0	N/A%	-13	-130.0%	-14	-48.3%	0	0.0%	0	0.0%
array_filter	0	N/A%	-10	-100.0%	-10	-34.5%	0	0.0%	0	0.0%
Drupal\Core\Routing\RouteProvider::getCandidateOutlines	0	N/A%	3	30.0%	3	10.3%	0	0.0%	0	0.0%
explode	0	N/A%	-2	-20.0%	0	0.0%	0	0.0%	0	0.0%
preg_match	0	N/A%	2	20.0%	-2	-6.9%	0	0.0%	0	0.0%
count	0	N/A%	2	20.0%	4	13.8%	0	0.0%	0	0.0%
Exception::__construct	0	N/A%	-1	-10.0%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\Routing\RouteCollection::add	0	N/A%	0	0.0%	-2	-6.9%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::has	0	N/A%	0	0.0%	-1	-3.4%	0	0.0%	0	0.0%
array_slice	0	N/A%	0	0.0%	-1	-3.4%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::escapeTable	0	N/A%	0	0.0%	-3	-10.3%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\Routing\CompiledRoute::getRegex	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%