XHProf: Hierarchical Profiler Report

Diff Report: Run #52e4a222581ef: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

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

Drupal\Core\Session\UserSession::hasPermission	Run #52e4a222581ef	Run #52e4a1c03557c	Diff	Diff%
Number of Function Calls	26	26	0	0.0%
Incl. Wall Time (microsec)	8,538	8,310	-228	-2.7%
Incl. Wall Time (microsec) per call	328	320	-9	-2.7%
Excl. Wall Time (microsec)	382	365	-17	-4.5%
Incl. CPU (microsecs)	8,069	7,879	-190	-2.4%
Incl. CPU (microsecs) per call	310	303	-7	-2.4%
Excl. CPU (microsec)	270	248	-22	-8.1%
Incl. MemUse (bytes)	779,216	779,184	-32	-0.0%
Incl. MemUse (bytes) per call	29,970	29,969	-1	-0.0%
Excl. MemUse (bytes)	-2,592	-2,592	0	0.0%
Incl. PeakMemUse (bytes)	802,352	805,160	2,808	0.3%
Incl. PeakMemUse (bytes) per call	30,860	30,968	108	0.3%
Excl. PeakMemUse (bytes)	3,784	4,024	240	6.3%

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%	-228	-46.2%	-190	-89.6%	-32	-0.1%	2,808	10.6%
Exclusive Metrics Diff for Current Function			-17	-7.5%	-22	-11.6%	0	0.0%	240	8.5%
*Parent functions*
Drupal\user\Access\PermissionAccessCheck::access	0	N/A%	-129	-56.6%	-93	-48.9%	-32	-100.0%	-32	-1.1%
Drupal\node\Plugin\Search\NodeSearch::access	0	N/A%	-48	-21.1%	-48	-25.3%	0	0.0%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	-37	-16.2%	-37	-19.5%	0	0.0%	2,840	101.1%
Drupal\user\Theme\AdminNegotiator::applies	0	N/A%	15	6.6%	14	7.4%	0	0.0%	0	0.0%
shortcut_set_edit_access	0	N/A%	-13	-5.7%	-12	-6.3%	0	0.0%	0	0.0%
Drupal\search\Plugin\Block\SearchBlock::access	0	N/A%	-13	-5.7%	-13	-6.8%	0	0.0%	0	0.0%
Drupal\contact\Controller\ContactController::contactSitePage	0	N/A%	10	4.4%	8	4.2%	0	0.0%	0	0.0%
user_access	0	N/A%	-5	-2.2%	-1	-0.5%	0	0.0%	0	0.0%
tour_preprocess_page	0	N/A%	-5	-2.2%	-6	-3.2%	0	0.0%	0	0.0%
contextual_page_build	0	N/A%	-2	-0.9%	-2	-1.1%	0	0.0%	0	0.0%
edit_page_build	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%	-233	-102.2%	-226	-118.9%	0	0.0%	2,192	78.1%
Drupal\Core\Entity\EntityManager::getStorageController	0	N/A%	31	13.6%	52	27.4%	-32	-100.0%	-32	-1.1%
Drupal\Core\Session\UserSession::getRoles	0	N/A%	-5	-2.2%	1	0.5%	0	0.0%	0	0.0%
Drupal\Core\Session\UserSession::id	0	N/A%	-2	-0.9%	3	1.6%	0	0.0%	0	0.0%
Drupal::entityManager	0	N/A%	-2	-0.9%	-4	-2.1%	0	0.0%	408	14.5%
Drupal\user\Entity\Role::hasPermission	0	N/A%	0	0.0%	6	3.2%	0	0.0%	0	0.0%