XHProf: Hierarchical Profiler Report

Diff Report: Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af430daedb2: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest

Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	Run #51af3d98520b7	Run #51af430daedb2	Diff	Diff%
Number of Function Calls	4	4	0	0.0%
Incl. Wall Time (microsec)	6,324	6,679	355	5.6%
Incl. Wall Time (microsec) per call	1,581	1,670	89	5.6%
Excl. Wall Time (microsec)	415	415	0	0.0%
Incl. CPU (microsecs)	5,426	5,527	101	1.9%
Incl. CPU (microsecs) per call	1,357	1,382	25	1.9%
Excl. CPU (microsec)	354	351	-3	-0.8%
Incl. MemUse (bytes)	657,232	657,232	0	0.0%
Incl. MemUse (bytes) per call	164,308	164,308	0	0.0%
Excl. MemUse (bytes)	11,176	11,176	0	0.0%
Incl. PeakMemUse (bytes)	693,504	693,504	0	0.0%
Incl. PeakMemUse (bytes) per call	173,376	173,376	0	0.0%
Excl. PeakMemUse (bytes)	34,152	34,152	0	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%	355	26.3%	101	5.5%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			0	0.0%	-3	-3.0%	0	N/A%	0	N/A%
*Parent function*
Symfony\Cmf\Component\Routing\NestedMatcher\NestedMatcher::matchRequest	0	N/A%	355	100.0%	101	100.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Database\Connection::query	0	N/A%	283	79.7%	30	29.7%	0	N/A%	0	N/A%
Symfony\Component\Routing\Route::compile	0	N/A%	68	19.2%	68	67.3%	0	N/A%	0	N/A%
unserialize	0	N/A%	13	3.7%	13	12.9%	0	N/A%	0	N/A%
Symfony\Component\ClassLoader\ClassLoader::loadClass	0	N/A%	-12	-3.4%	-9	-8.9%	0	N/A%	0	N/A%
array_filter	0	N/A%	-10	-2.8%	-6	-5.9%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	9	2.5%	7	6.9%	0	N/A%	0	N/A%
Drupal\Core\Routing\RouteProvider::getCandidateOutlines	0	N/A%	9	2.5%	9	8.9%	0	N/A%	0	N/A%
Drupal\Core\Database\Statement::fetchAllKeyed	0	N/A%	-7	-2.0%	-6	-5.9%	0	N/A%	0	N/A%
count	0	N/A%	1	0.3%	1	1.0%	0	N/A%	0	N/A%
explode	0	N/A%	1	0.3%	0	0.0%	0	N/A%	0	N/A%
Symfony\Component\Routing\RouteCollection::add	0	N/A%	1	0.3%	0	0.0%	0	N/A%	0	N/A%
Exception::__construct	0	N/A%	-1	-0.3%	0	0.0%	0	N/A%	0	N/A%
preg_match	0	N/A%	0	0.0%	-1	-1.0%	0	N/A%	0	N/A%
Symfony\Component\HttpFoundation\ParameterBag::has	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%
array_slice	0	N/A%	0	0.0%	2	2.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Connection::escapeTable	0	N/A%	0	0.0%	-5	-5.0%	0	N/A%	0	N/A%
Symfony\Component\Routing\CompiledRoute::getRegex	0	N/A%	0	0.0%	1	1.0%	0	N/A%	0	N/A%