XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for user_access

user_access	Run #51ec517fc2424	Run #51ec52a09990a	Diff	Diff%
Number of Function Calls	55	55	0	0.0%
Incl. Wall Time (microsec)	12,872	13,140	268	2.1%
Incl. Wall Time (microsec) per call	234	239	5	2.1%
Excl. Wall Time (microsec)	426	428	2	0.5%
Incl. CPU (microsecs)	12,766	12,869	103	0.8%
Incl. CPU (microsecs) per call	232	234	2	0.8%
Excl. CPU (microsec)	363	342	-21	-5.8%
Incl. MemUse (bytes)	638,192	638,184	-8	-0.0%
Incl. MemUse (bytes) per call	11,603	11,603	-0	-0.0%
Excl. MemUse (bytes)	19,248	19,240	-8	-0.0%
Incl. PeakMemUse (bytes)	638,720	641,296	2,576	0.4%
Incl. PeakMemUse (bytes) per call	11,613	11,660	47	0.4%
Excl. PeakMemUse (bytes)	1,800	1,800	0	0.0%

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%	268	6.6%	103	2.4%	-8	-0.0%	2,576	11.2%
Exclusive Metrics Diff for Current Function			2	0.7%	-21	-20.4%	-8	-100.0%	0	0.0%
*Parent functions*
system_custom_theme	0	N/A%	234	87.3%	72	69.9%	0	0.0%	-56	-2.2%
Drupal\user\Access\PermissionAccessCheck::access	0	N/A%	-38	-14.2%	-41	-39.8%	0	0.0%	0	0.0%
comment_node_view	0	N/A%	-33	-12.3%	-34	-33.0%	0	0.0%	0	0.0%
_menu_check_access	0	N/A%	-32	-11.9%	-33	-32.0%	0	0.0%	0	0.0%
node_views_query_substitutions	0	N/A%	26	9.7%	28	27.2%	0	0.0%	0	0.0%
search_is_active	0	N/A%	24	9.0%	23	22.3%	0	0.0%	0	0.0%
tour_toolbar	0	N/A%	23	8.6%	22	21.4%	0	0.0%	0	0.0%
template_preprocess_username	0	N/A%	23	8.6%	24	23.3%	0	0.0%	1,144	44.4%
user_template_preprocess_default_variables_alter	0	N/A%	21	7.8%	21	20.4%	-8	-100.0%	1,488	57.8%
contextual_toolbar	0	N/A%	11	4.1%	12	11.7%	0	0.0%	0	0.0%
tour_preprocess_page	0	N/A%	-9	-3.4%	-10	-9.7%	0	0.0%	0	0.0%
views_preprocess_html	0	N/A%	8	3.0%	8	7.8%	0	0.0%	0	0.0%
shortcut_set_edit_access	0	N/A%	8	3.0%	6	5.8%	0	0.0%	0	0.0%
shortcut_set_switch_access	0	N/A%	5	1.9%	4	3.9%	0	0.0%	0	0.0%
contextual_page_build	0	N/A%	4	1.5%	4	3.9%	0	0.0%	0	0.0%
Drupal\node\NodeAccessController::createAccess	0	N/A%	-3	-1.1%	-2	-1.9%	0	0.0%	0	0.0%
toolbar_page_build	0	N/A%	-3	-1.1%	-4	-3.9%	0	0.0%	0	0.0%
edit_page_build	0	N/A%	-3	-1.1%	-5	-4.9%	0	0.0%	0	0.0%
Drupal\overlay\EventSubscriber\OverlaySubscriber::onRequest	0	N/A%	2	0.7%	3	2.9%	0	0.0%	0	0.0%
node_help	0	N/A%	-1	-0.4%	1	1.0%	0	0.0%	0	0.0%
Drupal\search\Plugin\Block\SearchBlock::access	0	N/A%	1	0.4%	0	0.0%	0	0.0%	0	0.0%
Drupal\views\Plugin\views\display\DisplayPluginBase::access	0	N/A%	0	0.0%	1	1.0%	0	0.0%	0	0.0%
node_query_node_access_alter	0	N/A%	0	0.0%	3	2.9%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Session\UserSession::hasPermission	0	N/A%	265	98.9%	100	97.1%	0	0.0%	2,576	100.0%
Drupal::request	0	N/A%	1	0.4%	10	9.7%	0	0.0%	0	0.0%
Symfony\Component\HttpFoundation\ParameterBag::get	0	N/A%	0	0.0%	14	13.6%	0	0.0%	0	0.0%