XHProf: Hierarchical Profiler Report

Diff Report: Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Routing\UrlGenerator::generateFromPath	Run #531ee5f3237b0	Run #531ee657ba49e	Diff	Diff%
Number of Function Calls	65	65	0	0.0%
Incl. Wall Time (microsec)	4,287	4,223	-64	-1.5%
Incl. Wall Time (microsec) per call	66	65	-1	-1.5%
Excl. Wall Time (microsec)	1,112	1,089	-23	-2.1%
Incl. CPU (microsecs)	4,226	4,168	-58	-1.4%
Incl. CPU (microsecs) per call	65	64	-1	-1.4%
Excl. CPU (microsec)	828	825	-3	-0.4%
Incl. MemUse (bytes)	40,752	40,800	48	0.1%
Incl. MemUse (bytes) per call	627	628	1	0.1%
Excl. MemUse (bytes)	-12,640	-12,584	56	0.4%
Incl. PeakMemUse (bytes)	44,768	45,688	920	2.1%
Incl. PeakMemUse (bytes) per call	689	703	14	2.1%
Excl. PeakMemUse (bytes)	5,144	5,608	464	9.0%

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*
Drupal\Core\Routing\UrlGenerator::generateFromPath	0	N/A%	-64	-2.5%	-58	-1.9%	48	0.1%	920	1.2%
Exclusive Metrics Diff for Current Function			-23	-35.9%	-3	-5.2%	56	116.7%	464	50.4%
*Parent function*
url	0	N/A%	-64	-100.0%	-58	-100.0%	48	100.0%	920	100.0%
*Child functions*
Drupal\Core\Routing\UrlGenerator::processPath	0	N/A%	-46	-71.9%	-35	-60.3%	0	0.0%	136	14.8%
rawurlencode	0	N/A%	10	15.6%	-8	-13.8%	-8	-16.7%	88	9.6%
Drupal\Core\Routing\UrlGenerator::initialized	0	N/A%	-4	-6.2%	-7	-12.1%	0	0.0%	0	0.0%
str_replace	0	N/A%	-2	-3.1%	-13	-22.4%	0	0.0%	0	0.0%
Drupal\Component\Utility\UrlHelper::buildQuery	0	N/A%	-1	-1.6%	0	0.0%	0	0.0%	232	25.2%
strpos	0	N/A%	1	1.6%	4	6.9%	0	0.0%	0	0.0%
rtrim	0	N/A%	1	1.6%	0	0.0%	0	0.0%	0	0.0%
ltrim	0	N/A%	0	0.0%	4	6.9%	0	0.0%	0	0.0%