XHProf: Hierarchical Profiler Report

Diff Report: Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Routing\UrlGenerator::generateFromPath	Run #539205a48c548	Run #539206aca7ae8	Diff	Diff%
Number of Function Calls	27	27	0	0.0%
Incl. Wall Time (microsec)	3,024	2,961	-63	-2.1%
Incl. Wall Time (microsec) per call	112	110	-2	-2.1%
Excl. Wall Time (microsec)	814	790	-24	-2.9%
Incl. CPU (microsecs)	3,045	2,988	-57	-1.9%
Incl. CPU (microsecs) per call	113	111	-2	-1.9%
Excl. CPU (microsec)	649	660	11	1.7%
Incl. MemUse (bytes)	10,548	10,620	72	0.7%
Incl. MemUse (bytes) per call	391	393	3	0.7%
Excl. MemUse (bytes)	-2,376	-2,304	72	3.0%
Incl. PeakMemUse (bytes)	16,312	16,412	100	0.6%
Incl. PeakMemUse (bytes) per call	604	608	4	0.6%
Excl. PeakMemUse (bytes)	4,488	4,644	156	3.5%

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%	-63	-1.4%	-57	-1.5%	72	0.1%	100	0.1%
Exclusive Metrics Diff for Current Function			-24	-38.1%	11	19.3%	72	100.0%	156	156.0%
*Parent function*
url	0	N/A%	-63	-100.0%	-57	-100.0%	72	100.0%	100	100.0%
*Child functions*
Drupal\Core\Routing\UrlGenerator::processPath	0	N/A%	-36	-57.1%	-34	-59.6%	0	0.0%	-64	-64.0%
str_replace	0	N/A%	5	7.9%	-5	-8.8%	-4	-5.6%	-24	-24.0%
Drupal\Component\Utility\UrlHelper::buildQuery	0	N/A%	-3	-4.8%	-8	-14.0%	4	5.6%	32	32.0%
Drupal\Core\Routing\UrlGenerator::initialized	0	N/A%	-2	-3.2%	-4	-7.0%	0	0.0%	0	0.0%
strpos	0	N/A%	-2	-3.2%	-7	-12.3%	0	0.0%	0	0.0%
rawurlencode	0	N/A%	-1	-1.6%	-4	-7.0%	0	0.0%	0	0.0%
rtrim	0	N/A%	0	0.0%	-1	-1.8%	0	0.0%	0	0.0%
ltrim	0	N/A%	0	0.0%	-5	-8.8%	0	0.0%	0	0.0%