XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for user_access

user_access	Run #51ec243650361	Run #51ec227a9cea0	Diff	Diff%
Number of Function Calls	105	105	0	0.0%
Incl. Wall Time (microsec)	21,746	21,497	-249	-1.1%
Incl. Wall Time (microsec) per call	207	205	-2	-1.1%
Excl. Wall Time (microsec)	779	789	10	1.3%
Incl. CPU (microsecs)	21,543	21,302	-241	-1.1%
Incl. CPU (microsecs) per call	205	203	-2	-1.1%
Excl. CPU (microsec)	644	658	14	2.2%
Incl. MemUse (bytes)	623,288	623,288	0	0.0%
Incl. MemUse (bytes) per call	5,936	5,936	0	0.0%
Excl. MemUse (bytes)	19,248	19,248	0	0.0%
Incl. PeakMemUse (bytes)	645,288	646,696	1,408	0.2%
Incl. PeakMemUse (bytes) per call	6,146	6,159	13	0.2%
Excl. PeakMemUse (bytes)	1,864	2,064	200	10.7%

Parent/Child Regression/Improvement report for user_access [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*
user_access	0	N/A%	-249	-2.9%	-241	-3.7%	0	0.0%	1,408	4.4%
Exclusive Metrics Diff for Current Function			10	4.0%	14	5.8%	0	N/A%	200	14.2%
*Parent functions*
node_query_node_access_alter	0	N/A%	-255	-102.4%	-253	-105.0%	0	N/A%	0	0.0%
node_views_query_substitutions	0	N/A%	82	32.9%	86	35.7%	0	N/A%	0	0.0%
comment_node_view	0	N/A%	-45	-18.1%	-38	-15.8%	0	N/A%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	-21	-8.4%	-21	-8.7%	0	N/A%	1,480	105.1%
system_custom_theme	0	N/A%	16	6.4%	12	5.0%	0	N/A%	-72	-5.1%
node_help	0	N/A%	-11	-4.4%	-11	-4.6%	0	N/A%	0	0.0%
_menu_check_access	0	N/A%	-7	-2.8%	-7	-2.9%	0	N/A%	0	0.0%
Drupal\overlay\EventSubscriber\OverlaySubscriber::onRequest	0	N/A%	-5	-2.0%	-6	-2.5%	0	N/A%	0	0.0%
Drupal\user\Access\PermissionAccessCheck::access	0	N/A%	-3	-1.2%	-3	-1.2%	0	N/A%	0	0.0%
shortcut_set_edit_access	0	N/A%	-2	-0.8%	-1	-0.4%	0	N/A%	0	0.0%
views_preprocess_html	0	N/A%	1	0.4%	0	0.0%	0	N/A%	0	0.0%
toolbar_page_build	0	N/A%	1	0.4%	0	0.0%	0	N/A%	0	0.0%
Drupal\views\Plugin\views\display\DisplayPluginBase::access	0	N/A%	-1	-0.4%	-2	-0.8%	0	N/A%	0	0.0%
Drupal\search\Plugin\Block\SearchBlock::access	0	N/A%	1	0.4%	2	0.8%	0	N/A%	0	0.0%
Drupal\node\NodeAccessController::createAccess	0	N/A%	-1	-0.4%	-1	-0.4%	0	N/A%	0	0.0%
_node_add_access	0	N/A%	1	0.4%	0	0.0%	0	N/A%	0	0.0%
template_preprocess_username	0	N/A%	0	0.0%	-6	-2.5%	0	N/A%	0	0.0%
search_is_active	0	N/A%	0	0.0%	1	0.4%	0	N/A%	0	0.0%
tour_preprocess_page	0	N/A%	0	0.0%	1	0.4%	0	N/A%	0	0.0%
contextual_page_build	0	N/A%	0	0.0%	2	0.8%	0	N/A%	0	0.0%
Drupal\user\Plugin\views\access\Permission::access	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
Drupal\node\NodeAccessController::checkCreateAccess	0	N/A%	0	0.0%	3	1.2%	0	N/A%	0	0.0%
edit_page_build	0	N/A%	0	0.0%	1	0.4%	0	N/A%	0	0.0%
*Child functions*
Drupal\Core\Session\UserSession::hasPermission	0	N/A%	-247	-99.2%	-252	-104.6%	0	N/A%	1,016	72.2%
Drupal::request	0	N/A%	-7	-2.8%	1	0.4%	0	N/A%	192	13.6%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	-5	-2.0%	-4	-1.7%	0	N/A%	0	0.0%