XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: 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 #51ec623000e0c	Run #51ec66a5a877d	Diff	Diff%
Number of Function Calls	621	621	0	0.0%
Incl. Wall Time (microsec)	8,983	8,863	-120	-1.3%
Incl. Wall Time (microsec) per call	14	14	-0	-1.3%
Excl. Wall Time (microsec)	3,885	3,782	-103	-2.7%
Incl. CPU (microsecs)	9,446	9,308	-138	-1.5%
Incl. CPU (microsecs) per call	15	15	-0	-1.5%
Excl. CPU (microsec)	3,264	3,118	-146	-4.5%
Incl. MemUse (bytes)	151,248	151,248	0	0.0%
Incl. MemUse (bytes) per call	244	244	0	0.0%
Excl. MemUse (bytes)	-24,192	-24,216	-24	-0.1%
Incl. PeakMemUse (bytes)	94,072	94,080	8	0.0%
Incl. PeakMemUse (bytes) per call	151	151	0	0.0%
Excl. PeakMemUse (bytes)	11,888	11,888	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%	-120	-5.1%	-138	-4.0%	0	0.0%	8	0.0%
Exclusive Metrics Diff for Current Function			-103	-85.8%	-146	-105.8%	-24	N/A%	0	0.0%
*Parent functions*
drupal_alter	0	N/A%	-89	-74.2%	-94	-68.1%	0	N/A%	8	100.0%
l	0	N/A%	-30	-25.0%	-36	-26.1%	0	N/A%	0	0.0%
Drupal\user\Plugin\Core\Entity\User::getUsername	0	N/A%	0	0.0%	-9	-6.5%	0	N/A%	0	0.0%
menu_local_tasks	0	N/A%	0	0.0%	1	0.7%	0	N/A%	0	0.0%
Drupal\Core\Plugin\DefaultPluginManager::findDefinitions	0	N/A%	-1	-0.8%	0	0.0%	0	N/A%	0	0.0%
*Child functions*
views_query_views_alter	0	N/A%	21	17.5%	19	13.8%	8	N/A%	-56	-700.0%
node_query_node_access_alter	0	N/A%	-9	-7.5%	-9	-6.5%	0	N/A%	0	0.0%
array_merge	0	N/A%	0	0.0%	8	5.8%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	-18	-15.0%	-7	-5.1%	0	N/A%	0	0.0%
array_intersect	0	N/A%	4	3.3%	6	4.3%	0	N/A%	0	0.0%
implode	0	N/A%	4	3.3%	-5	-3.6%	0	N/A%	0	0.0%
array_shift	0	N/A%	0	0.0%	3	2.2%	0	N/A%	0	0.0%
system_page_alter	0	N/A%	-2	-1.7%	-3	-2.2%	0	N/A%	0	0.0%
edit_entity_view_alter	0	N/A%	-12	-10.0%	-2	-1.4%	0	N/A%	0	0.0%
is_array	0	N/A%	-8	-6.7%	-2	-1.4%	0	N/A%	0	0.0%
array_keys	0	N/A%	2	1.7%	2	1.4%	0	N/A%	0	0.0%
function_exists	0	N/A%	1	0.8%	2	1.4%	0	N/A%	0	0.0%
views_page_alter	0	N/A%	-1	-0.8%	-2	-1.4%	0	N/A%	0	0.0%
array_diff	0	N/A%	0	0.0%	-2	-1.4%	0	N/A%	0	0.0%
menu_block_view_system_menu_block_alter	0	N/A%	1	0.8%	2	1.4%	0	N/A%	0	0.0%
overlay_page_alter	0	N/A%	0	0.0%	-1	-0.7%	16	N/A%	0	0.0%
array_fill_keys	0	N/A%	0	0.0%	1	0.7%	0	N/A%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	-1	-0.8%	-1	-0.7%	0	N/A%	64	800.0%
node_entity_display_alter	0	N/A%	-4	-3.3%	-1	-0.7%	0	N/A%	0	0.0%
color_css_alter	0	N/A%	1	0.8%	0	0.0%	0	N/A%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	N/A%	-1	-0.8%	0	0.0%	0	N/A%	0	0.0%
rdf_field_attach_view_alter	0	N/A%	5	4.2%	0	0.0%	0	N/A%	0	0.0%