XHProf: Hierarchical Profiler Report

Diff Report: Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: 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 #52e49b394aea8	Run #52e49acfb0eb8	Diff	Diff%
Number of Function Calls	26	26	0	0.0%
Incl. Wall Time (microsec)	8,399	8,299	-100	-1.2%
Incl. Wall Time (microsec) per call	323	319	-4	-1.2%
Excl. Wall Time (microsec)	375	376	1	0.3%
Incl. CPU (microsecs)	7,940	7,858	-82	-1.0%
Incl. CPU (microsecs) per call	305	302	-3	-1.0%
Excl. CPU (microsec)	265	259	-6	-2.3%
Incl. MemUse (bytes)	779,032	778,992	-40	-0.0%
Incl. MemUse (bytes) per call	29,963	29,961	-2	-0.0%
Excl. MemUse (bytes)	-2,592	-2,592	0	0.0%
Incl. PeakMemUse (bytes)	799,032	804,960	5,928	0.7%
Incl. PeakMemUse (bytes) per call	30,732	30,960	228	0.7%
Excl. PeakMemUse (bytes)	3,632	4,024	392	10.8%

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%
contextual_page_build	0	N/A%	1	1.0%	2	2.4%	0	0.0%	0	0.0%
edit_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%