XHProf: Hierarchical Profiler Report

Diff Report: Run #519fc84e17238: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\EventSubscriber\LegacyRequestSubscriber::onKernelRequestLegacy	Run #519fc84e17238	Run #519fc53e46a65	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	3,267	3,106	-161	-4.9%
Incl. Wall Time (microsec) per call	3,267	3,106	-161	-4.9%
Excl. Wall Time (microsec)	17	19	2	11.8%
Incl. CPU (microsecs)	0	4,000	4,000	N/A%
Incl. CPU (microsecs) per call	0	4,000	4,000	N/A%
Excl. CPU (microsec)	0	0	0	N/A%
Incl. MemUse (bytes)	461,328	461,320	-8	-0.0%
Incl. MemUse (bytes) per call	461,328	461,320	-8	-0.0%
Excl. MemUse (bytes)	2,712	2,712	0	0.0%
Incl. PeakMemUse (bytes)	465,768	465,760	-8	-0.0%
Incl. PeakMemUse (bytes) per call	465,768	465,760	-8	-0.0%
Excl. PeakMemUse (bytes)	1,440	1,440	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%	-161	-29.7%	4,000	100.0%	-8	-0.1%	-8	-0.1%
Exclusive Metrics Diff for Current Function			2	1.2%	0	0.0%	0	0.0%	0	0.0%
*Parent function*
call_user_func	0	N/A%	-161	-100.0%	4,000	100.0%	-8	-100.0%	-8	-100.0%
*Child functions*
menu_set_custom_theme	0	N/A%	-225	-139.8%	4,000	100.0%	0	0.0%	0	0.0%
module_invoke_all	0	N/A%	61	37.9%	0	0.0%	-8	-100.0%	-8	-100.0%
drupal_theme_initialize	0	N/A%	2	1.2%	0	0.0%	0	0.0%	0	0.0%
drupal_bootstrap	0	N/A%	-1	-0.6%	0	0.0%	0	0.0%	0	0.0%
_drupal_bootstrap_full	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Symfony\Component\HttpKernel\Event\KernelEvent::getRequestType	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%