XHProf: Hierarchical Profiler Report

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

Regression/Improvement summary for Drupal\Core\Extension\ModuleHandler::alter

Drupal\Core\Extension\ModuleHandler::alter	Run #51ec52a09990a	Run #51ec517fc2424	Diff	Diff%
Number of Function Calls	174	174	0	0.0%
Incl. Wall Time (microsec)	3,703	3,647	-56	-1.5%
Incl. Wall Time (microsec) per call	21	21	-0	-1.5%
Excl. Wall Time (microsec)	1,466	1,452	-14	-1.0%
Incl. CPU (microsecs)	3,840	3,790	-50	-1.3%
Incl. CPU (microsecs) per call	22	22	-0	-1.3%
Excl. CPU (microsec)	1,180	1,167	-13	-1.1%
Incl. MemUse (bytes)	109,000	109,104	104	0.1%
Incl. MemUse (bytes) per call	626	627	1	0.1%
Excl. MemUse (bytes)	-29,704	-29,664	40	0.1%
Incl. PeakMemUse (bytes)	90,512	87,408	-3,104	-3.4%
Incl. PeakMemUse (bytes) per call	520	502	-18	-3.4%
Excl. PeakMemUse (bytes)	13,912	13,560	-352	-2.5%

Parent/Child Regression/Improvement report for Drupal\Core\Extension\ModuleHandler::alter [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\Extension\ModuleHandler::alter	0	N/A%	-56	-1.4%	-50	-1.2%	104	0.5%	-3,104	-13.5%
Exclusive Metrics Diff for Current Function			-14	-25.0%	-13	-26.0%	40	38.5%	-352	-11.3%
*Parent functions*
drupal_alter	0	N/A%	-39	-69.6%	-30	-60.0%	104	100.0%	-2,664	-85.8%
Drupal\Core\Plugin\DefaultPluginManager::findDefinitions	0	N/A%	-12	-21.4%	-13	-26.0%	0	0.0%	0	0.0%
l	0	N/A%	-2	-3.6%	-5	-10.0%	0	0.0%	0	0.0%
Drupal\user\Plugin\Core\Entity\User::getUsername	0	N/A%	-2	-3.6%	-2	-4.0%	0	0.0%	-440	-14.2%
menu_local_tasks	0	N/A%	-1	-1.8%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Session\UserSession::getUsername	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
overlay_page_alter	0	N/A%	-25	-44.6%	-27	-54.0%	0	0.0%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	-24	-42.9%	-25	-50.0%	32	30.8%	-2,632	-84.8%
array_shift	0	N/A%	8	14.3%	12	24.0%	0	0.0%	0	0.0%
edit_entity_view_alter	0	N/A%	8	14.3%	5	10.0%	24	23.1%	0	0.0%
node_entity_display_alter	0	N/A%	-3	-5.4%	-4	-8.0%	0	0.0%	0	0.0%
views_page_alter	0	N/A%	-2	-3.6%	-3	-6.0%	0	0.0%	0	0.0%
implode	0	N/A%	-2	-3.6%	3	6.0%	0	0.0%	0	0.0%
node_query_node_access_alter	0	N/A%	2	3.6%	1	2.0%	0	0.0%	0	0.0%
color_css_alter	0	N/A%	-2	-3.6%	-2	-4.0%	0	0.0%	0	0.0%
function_exists	0	N/A%	-2	-3.6%	-8	-16.0%	0	0.0%	48	1.5%
views_query_views_alter	0	N/A%	1	1.8%	1	2.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	1	1.8%	-1	-2.0%	8	7.7%	-168	-5.4%
is_array	0	N/A%	1	1.8%	0	0.0%	0	0.0%	0	0.0%
rdf_field_attach_view_alter	0	N/A%	-1	-1.8%	2	4.0%	0	0.0%	0	0.0%
array_merge	0	N/A%	-1	-1.8%	0	0.0%	0	0.0%	0	0.0%
system_page_alter	0	N/A%	-1	-1.8%	0	0.0%	0	0.0%	0	0.0%
array_intersect	0	N/A%	0	0.0%	2	4.0%	0	0.0%	0	0.0%
array_diff	0	N/A%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
array_keys	0	N/A%	0	0.0%	-2	-4.0%	0	0.0%	0	0.0%
array_fill_keys	0	N/A%	0	0.0%	1	2.0%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	N/A%	0	0.0%	4	8.0%	0	0.0%	0	0.0%
menu_block_view_system_menu_block_alter	0	N/A%	0	0.0%	3	6.0%	0	0.0%	0	0.0%