XHProf: Hierarchical Profiler Report

Diff Report: Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

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

Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest	Run #51a9459592df6	Run #51a944519b58c	Diff	Diff%
Number of Function Calls	4	4	0	0.0%
Incl. Wall Time (microsec)	6,311	6,522	211	3.3%
Incl. Wall Time (microsec) per call	1,578	1,631	53	3.3%
Excl. Wall Time (microsec)	347	358	11	3.2%
Incl. CPU (microsecs)	4,954	5,152	198	4.0%
Incl. CPU (microsecs) per call	1,239	1,288	50	4.0%
Excl. CPU (microsec)	276	271	-5	-1.8%
Incl. MemUse (bytes)	456,312	456,304	-8	-0.0%
Incl. MemUse (bytes) per call	114,078	114,076	-2	-0.0%
Excl. MemUse (bytes)	1,960	1,944	-16	-0.8%
Incl. PeakMemUse (bytes)	466,640	466,400	-240	-0.1%
Incl. PeakMemUse (bytes) per call	116,660	116,600	-60	-0.1%
Excl. PeakMemUse (bytes)	30,608	30,552	-56	-0.2%

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%	211	2.0%	198	1.8%	-8	-0.0%	-240	-0.2%
Exclusive Metrics Diff for Current Function			11	5.2%	-5	-2.5%	-16	-200.0%	-56	-23.3%
*Parent function*
Symfony\Cmf\Component\Routing\NestedMatcher\NestedMatcher::matchRequest	0	N/A%	211	100.0%	198	100.0%	-8	-100.0%	-240	-100.0%
*Child functions*
Symfony\Component\Routing\Route::compile	0	N/A%	152	72.0%	154	77.8%	24	300.0%	-88	-36.7%
Drupal\Core\Database\Connection::query	0	N/A%	52	24.6%	38	19.2%	16	200.0%	72	30.0%
unserialize	0	N/A%	-22	-10.4%	-23	-11.6%	0	0.0%	40	16.7%
Drupal\Core\Database\Statement::fetchAllKeyed	0	N/A%	11	5.2%	13	6.6%	0	0.0%	0	0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass	0	N/A%	-3	-1.4%	-2	-1.0%	-32	-400.0%	-208	-86.7%
Drupal\Core\Routing\RouteProvider::getCandidateOutlines	0	N/A%	3	1.4%	3	1.5%	0	0.0%	0	0.0%
array_filter	0	N/A%	3	1.4%	4	2.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::escapeTable	0	N/A%	2	0.9%	1	0.5%	0	0.0%	0	0.0%
count	0	N/A%	1	0.5%	1	0.5%	0	0.0%	0	0.0%
Symfony\Component\Routing\RouteCollection::add	0	N/A%	1	0.5%	1	0.5%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	-1	-0.5%	1	0.5%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::has	0	N/A%	1	0.5%	2	1.0%	0	0.0%	0	0.0%
Exception::__construct	0	N/A%	0	0.0%	-1	-0.5%	0	0.0%	0	0.0%
explode	0	N/A%	0	0.0%	3	1.5%	0	0.0%	0	0.0%
preg_match	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%	5	2.5%	0	0.0%	0	0.0%
array_slice	0	N/A%	0	0.0%	3	1.5%	0	0.0%	0	0.0%