XHProf: Hierarchical Profiler Report

Diff Report: Run #519d4dc9980f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4cd4e396d: 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 #519d4dc9980f7	Run #519d4cd4e396d	Diff	Diff%
Number of Function Calls	488	488	0	0.0%
Incl. Wall Time (microsec)	8,743	8,593	-150	-1.7%
Incl. Wall Time (microsec) per call	18	18	-0	-1.7%
Excl. Wall Time (microsec)	4,283	4,249	-34	-0.8%
Incl. CPU (microsecs)	9,238	9,092	-146	-1.6%
Incl. CPU (microsecs) per call	19	19	-0	-1.6%
Excl. CPU (microsec)	4,065	4,069	4	0.1%
Incl. MemUse (bytes)	73,036	73,036	0	0.0%
Incl. MemUse (bytes) per call	150	150	0	0.0%
Excl. MemUse (bytes)	-896	-896	0	0.0%
Incl. PeakMemUse (bytes)	49,244	49,344	100	0.2%
Incl. PeakMemUse (bytes) per call	101	101	0	0.2%
Excl. PeakMemUse (bytes)	9,284	9,284	0	0.0%

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%	-150	-1.0%	-146	-1.0%	0	0.0%	100	15.5%
Exclusive Metrics Diff for Current Function			-34	-22.7%	4	2.7%	0	N/A%	0	0.0%
*Parent functions*
drupal_alter	0	N/A%	-156	-104.0%	-157	-107.5%	0	N/A%	100	100.0%
l	0	N/A%	4	2.7%	8	5.5%	0	N/A%	0	0.0%
menu_local_tasks	0	N/A%	2	1.3%	3	2.1%	0	N/A%	0	0.0%
*Child functions*
views_page_alter	0	N/A%	-27	-18.0%	-28	-19.2%	0	N/A%	0	0.0%
system_page_alter	0	N/A%	-22	-14.7%	-23	-15.8%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	N/A%	-16	-10.7%	-15	-10.3%	0	N/A%	0	0.0%
function_exists	0	N/A%	-14	-9.3%	-9	-6.2%	0	N/A%	0	0.0%
node_query_node_access_alter	0	N/A%	-14	-9.3%	-17	-11.6%	0	N/A%	0	0.0%
rdf_field_attach_view_alter	0	N/A%	-12	-8.0%	-11	-7.5%	0	N/A%	0	0.0%
views_query_views_alter	0	N/A%	-11	-7.3%	-8	-5.5%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	8	5.3%	-4	-2.7%	0	N/A%	0	0.0%
devel_page_alter	0	N/A%	-7	-4.7%	-7	-4.8%	0	N/A%	0	0.0%
implode	0	N/A%	5	3.3%	-4	-2.7%	0	N/A%	0	0.0%
overlay_page_alter	0	N/A%	-4	-2.7%	-4	-2.7%	0	N/A%	0	0.0%
node_entity_display_alter	0	N/A%	4	2.7%	8	5.5%	0	N/A%	0	0.0%
is_array	0	N/A%	4	2.7%	-22	-15.1%	0	N/A%	0	0.0%
array_keys	0	N/A%	-3	-2.0%	-9	-6.2%	0	N/A%	0	0.0%
array_shift	0	N/A%	-3	-2.0%	2	1.4%	0	N/A%	100	100.0%
array_intersect	0	N/A%	-2	-1.3%	-2	-1.4%	0	N/A%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	2	1.3%	1	0.7%	0	N/A%	0	0.0%
array_merge	0	N/A%	-2	-1.3%	-2	-1.4%	0	N/A%	0	0.0%
array_diff	0	N/A%	-1	-0.7%	6	4.1%	0	N/A%	0	0.0%
user_menu_site_status_alter	0	N/A%	-1	-0.7%	0	0.0%	0	N/A%	0	0.0%
menu_block_view_system_menu_block_alter	0	N/A%	1	0.7%	1	0.7%	0	N/A%	0	0.0%
devel_translated_menu_link_alter	0	N/A%	-1	-0.7%	-1	-0.7%	0	N/A%	0	0.0%
array_fill_keys	0	N/A%	0	0.0%	-2	-1.4%	0	N/A%	0	0.0%