XHProf: Hierarchical Profiler Report

Diff Report: Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Session\UserSession::hasPermission

Drupal\Core\Session\UserSession::hasPermission	Run #531ccb2cb8e3d	Run #531ccbd4518b6	Diff	Diff%
Number of Function Calls	55	55	0	0.0%
Incl. Wall Time (microsec)	17,459	17,693	234	1.3%
Incl. Wall Time (microsec) per call	317	322	4	1.3%
Excl. Wall Time (microsec)	729	728	-1	-0.1%
Incl. CPU (microsecs)	17,030	17,232	202	1.2%
Incl. CPU (microsecs) per call	310	313	4	1.2%
Excl. CPU (microsec)	468	473	5	1.1%
Incl. MemUse (bytes)	1,533,176	1,533,128	-48	-0.0%
Incl. MemUse (bytes) per call	27,876	27,875	-1	-0.0%
Excl. MemUse (bytes)	-16,976	-16,976	0	0.0%
Incl. PeakMemUse (bytes)	1,530,808	1,533,512	2,704	0.2%
Incl. PeakMemUse (bytes) per call	27,833	27,882	49	0.2%
Excl. PeakMemUse (bytes)	3,112	3,240	128	4.1%

Parent/Child Regression/Improvement report for Drupal\Core\Session\UserSession::hasPermission [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\Session\UserSession::hasPermission	0	N/A%	234	238.8%	202	77.4%	-48	-0.1%	2,704	6.9%
Exclusive Metrics Diff for Current Function			-1	-0.4%	5	2.5%	0	0.0%	128	4.7%
*Parent functions*
Drupal\user\Access\PermissionAccessCheck::access	0	N/A%	267	114.1%	231	114.4%	-48	-100.0%	-8	-0.3%
user_access	0	N/A%	-22	-9.4%	-19	-9.4%	0	0.0%	1,384	51.2%
contextual_page_build	0	N/A%	-16	-6.8%	-16	-7.9%	0	0.0%	640	23.7%
user_template_preprocess_default_variables_alter	0	N/A%	12	5.1%	12	5.9%	0	0.0%	-192	-7.1%
edit_page_build	0	N/A%	-6	-2.6%	-5	-2.5%	0	0.0%	880	32.5%
Drupal\user\Theme\AdminNegotiator::applies	0	N/A%	6	2.6%	5	2.5%	0	0.0%	0	0.0%
tour_toolbar	0	N/A%	-3	-1.3%	-3	-1.5%	0	0.0%	0	0.0%
Drupal\system\Controller\SystemController::overview	0	N/A%	-2	-0.9%	-2	-1.0%	0	0.0%	0	0.0%
contextual_toolbar	0	N/A%	-2	-0.9%	-1	-0.5%	0	0.0%	0	0.0%
shortcut_set_switch_access	0	N/A%	-1	-0.4%	-2	-1.0%	0	0.0%	0	0.0%
tour_preprocess_page	0	N/A%	1	0.4%	2	1.0%	0	0.0%	0	0.0%
shortcut_set_edit_access	0	N/A%	1	0.4%	0	0.0%	0	0.0%	0	0.0%
Drupal\views\ViewsAccessCheck::access	0	N/A%	-1	-0.4%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Config\Entity\ConfigStorageController::loadMultiple	0	N/A%	239	102.1%	206	102.0%	16	33.3%	2,600	96.2%
Drupal\user\Entity\Role::hasPermission	0	N/A%	-2	-0.9%	7	3.5%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityManager::getStorageController	0	N/A%	-2	-0.9%	-3	-1.5%	-64	-133.3%	-24	-0.9%
Drupal::entityManager	0	N/A%	-1	-0.4%	-9	-4.5%	0	0.0%	0	0.0%
Drupal\Core\Session\UserSession::id	0	N/A%	1	0.4%	-8	-4.0%	0	0.0%	0	0.0%
Drupal\Core\Session\UserSession::getRoles	0	N/A%	0	0.0%	4	2.0%	0	0.0%	0	0.0%