XHProf: Hierarchical Profiler Report

Diff Report: Run #51990c6b6ce43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51990ceb6ce00: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\EventSubscriber\LegacyRequestSubscriber::onKernelRequestLegacy	Run #51990c6b6ce43	Run #51990ceb6ce00	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	4,425	4,316	-109	-2.5%
Incl. Wall Time (microsec) per call	4,425	4,316	-109	-2.5%
Excl. Wall Time (microsec)	27	27	0	0.0%
Incl. CPU (microsecs)	3,445	3,342	-103	-3.0%
Incl. CPU (microsecs) per call	3,445	3,342	-103	-3.0%
Excl. CPU (microsec)	21	19	-2	-9.5%
Incl. MemUse (bytes)	234,824	234,800	-24	-0.0%
Incl. MemUse (bytes) per call	234,824	234,800	-24	-0.0%
Excl. MemUse (bytes)	2,712	2,712	0	0.0%
Incl. PeakMemUse (bytes)	207,352	207,440	88	0.0%
Incl. PeakMemUse (bytes) per call	207,352	207,440	88	0.0%
Excl. PeakMemUse (bytes)	1,800	1,800	0	0.0%

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\EventSubscriber\LegacyRequestSubscriber::onKernelRequestLegacy	0	N/A%	-109	-24.2%	-103	-8.4%	-24	-0.1%	88	0.3%
Exclusive Metrics Diff for Current Function			0	0.0%	-2	-1.9%	0	0.0%	0	0.0%
*Parent function*
call_user_func	0	N/A%	-109	-100.0%	-103	-100.0%	-24	-100.0%	88	100.0%
*Child functions*
menu_set_custom_theme	0	N/A%	-61	-56.0%	-56	-54.4%	-24	-100.0%	16	18.2%
drupal_theme_initialize	0	N/A%	-49	-45.0%	-46	-44.7%	0	0.0%	72	81.8%
drupal_bootstrap	0	N/A%	1	0.9%	2	1.9%	0	0.0%	0	0.0%
_drupal_bootstrap_full	0	N/A%	0	0.0%	-1	-1.0%	0	0.0%	0	0.0%
module_invoke_all	0	N/A%	0	0.0%	1	1.0%	0	0.0%	0	0.0%
Symfony\Component\HttpKernel\Event\KernelEvent::getRequestType	0	N/A%	0	0.0%	-1	-1.0%	0	0.0%	0	0.0%