XHProf: Hierarchical Profiler Report

Diff Report: Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9459592df6: 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 #51a944519b58c	Run #51a9459592df6	Diff	Diff%
Number of Function Calls	4	4	0	0.0%
Incl. Wall Time (microsec)	6,522	6,311	-211	-3.2%
Incl. Wall Time (microsec) per call	1,631	1,578	-53	-3.2%
Excl. Wall Time (microsec)	358	347	-11	-3.1%
Incl. CPU (microsecs)	5,152	4,954	-198	-3.8%
Incl. CPU (microsecs) per call	1,288	1,239	-50	-3.8%
Excl. CPU (microsec)	271	276	5	1.8%
Incl. MemUse (bytes)	456,304	456,312	8	0.0%
Incl. MemUse (bytes) per call	114,076	114,078	2	0.0%
Excl. MemUse (bytes)	1,944	1,960	16	0.8%
Incl. PeakMemUse (bytes)	466,400	466,640	240	0.1%
Incl. PeakMemUse (bytes) per call	116,600	116,660	60	0.1%
Excl. PeakMemUse (bytes)	30,552	30,608	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%