XHProf: Hierarchical Profiler Report

Diff Report: Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b394aea8: 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 #52e49acfb0eb8	Run #52e49b394aea8	Diff	Diff%
Number of Function Calls	26	26	0	0.0%
Incl. Wall Time (microsec)	8,299	8,399	100	1.2%
Incl. Wall Time (microsec) per call	319	323	4	1.2%
Excl. Wall Time (microsec)	376	375	-1	-0.3%
Incl. CPU (microsecs)	7,858	7,940	82	1.0%
Incl. CPU (microsecs) per call	302	305	3	1.0%
Excl. CPU (microsec)	259	265	6	2.3%
Incl. MemUse (bytes)	778,992	779,032	40	0.0%
Incl. MemUse (bytes) per call	29,961	29,963	2	0.0%
Excl. MemUse (bytes)	-2,592	-2,592	0	0.0%
Incl. PeakMemUse (bytes)	804,960	799,032	-5,928	-0.7%
Incl. PeakMemUse (bytes) per call	30,960	30,732	-228	-0.7%
Excl. PeakMemUse (bytes)	4,024	3,632	-392	-9.7%

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%	100	9.0%	82	10.1%	40	0.2%	-5,928	-22.4%
Exclusive Metrics Diff for Current Function			-1	-1.0%	6	7.3%	0	0.0%	-392	-6.6%
*Parent functions*
Drupal\user\Access\PermissionAccessCheck::access	0	N/A%	175	175.0%	160	195.1%	40	100.0%	64	1.1%
user_access	0	N/A%	-63	-63.0%	-62	-75.6%	0	0.0%	-3,152	-53.2%
shortcut_set_edit_access	0	N/A%	-34	-34.0%	-34	-41.5%	0	0.0%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	33	33.0%	33	40.2%	0	0.0%	-2,840	-47.9%
tour_preprocess_page	0	N/A%	-18	-18.0%	-18	-22.0%	0	0.0%	0	0.0%
Drupal\node\Plugin\Search\NodeSearch::access	0	N/A%	13	13.0%	12	14.6%	0	0.0%	0	0.0%
Drupal\search\Plugin\Block\SearchBlock::access	0	N/A%	-4	-4.0%	-5	-6.1%	0	0.0%	0	0.0%
Drupal\user\Theme\AdminNegotiator::applies	0	N/A%	-1	-1.0%	-1	-1.2%	0	0.0%	0	0.0%
Drupal\contact\Controller\ContactController::contactSitePage	0	N/A%	1	1.0%	1	1.2%	0	0.0%	0	0.0%
edit_page_build	0	N/A%	-1	-1.0%	-2	-2.4%	0	0.0%	0	0.0%
contextual_page_build	0	N/A%	-1	-1.0%	-2	-2.4%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Config\Entity\ConfigStorageController::loadMultiple	0	N/A%	86	86.0%	79	96.3%	0	0.0%	-4,712	-79.5%
Drupal\Core\Entity\EntityManager::getStorageController	0	N/A%	16	16.0%	13	15.9%	40	100.0%	40	0.7%
Drupal\user\Entity\Role::hasPermission	0	N/A%	-2	-2.0%	-5	-6.1%	0	0.0%	0	0.0%
Drupal::entityManager	0	N/A%	1	1.0%	-5	-6.1%	0	0.0%	-864	-14.6%
Drupal\Core\Session\UserSession::getRoles	0	N/A%	0	0.0%	-6	-7.3%	0	0.0%	0	0.0%
Drupal\Core\Session\UserSession::id	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%