XHProf: Hierarchical Profiler Report

Diff Report: Run #519c146573182: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c116ac5313: 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 #519c146573182	Run #519c116ac5313	Diff	Diff%
Number of Function Calls	315	315	0	0.0%
Incl. Wall Time (microsec)	6,406	6,379	-27	-0.4%
Incl. Wall Time (microsec) per call	20	20	-0	-0.4%
Excl. Wall Time (microsec)	2,897	2,893	-4	-0.1%
Incl. CPU (microsecs)	6,749	6,712	-37	-0.5%
Incl. CPU (microsecs) per call	21	21	-0	-0.5%
Excl. CPU (microsec)	2,735	2,708	-27	-1.0%
Incl. MemUse (bytes)	66,088	66,100	12	0.0%
Incl. MemUse (bytes) per call	210	210	0	0.0%
Excl. MemUse (bytes)	-3,224	-3,224	0	0.0%
Incl. PeakMemUse (bytes)	56,044	56,120	76	0.1%
Incl. PeakMemUse (bytes) per call	178	178	0	0.1%
Excl. PeakMemUse (bytes)	12,548	12,548	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%	-27	-0.0%	-37	-0.1%	12	0.0%	76	0.0%
Exclusive Metrics Diff for Current Function			-4	-14.8%	-27	-73.0%	0	0.0%	0	0.0%
*Parent functions*
drupal_alter	0	N/A%	-20	-74.1%	-34	-91.9%	12	100.0%	76	100.0%
l	0	N/A%	-12	-44.4%	-9	-24.3%	0	0.0%	0	0.0%
menu_local_tasks	0	N/A%	5	18.5%	6	16.2%	0	0.0%	0	0.0%
*Child functions*
system_page_alter	0	N/A%	-30	-111.1%	-30	-81.1%	0	0.0%	0	0.0%
rdf_field_attach_view_alter	0	N/A%	-9	-33.3%	2	5.4%	12	100.0%	20	26.3%
Drupal\Core\Extension\ModuleHandler::getImplementations	0	N/A%	6	22.2%	7	18.9%	0	0.0%	0	0.0%
array_shift	0	N/A%	6	22.2%	0	0.0%	0	0.0%	100	131.6%
function_exists	0	N/A%	4	14.8%	-1	-2.7%	0	0.0%	0	0.0%
implode	0	N/A%	4	14.8%	7	18.9%	0	0.0%	0	0.0%
array_keys	0	N/A%	-2	-7.4%	-1	-2.7%	0	0.0%	-44	-57.9%
views_page_alter	0	N/A%	-1	-3.7%	0	0.0%	0	0.0%	0	0.0%
user_template_preprocess_default_variables_alter	0	N/A%	-1	-3.7%	1	2.7%	0	0.0%	0	0.0%
array_diff	0	N/A%	-1	-3.7%	-1	-2.7%	0	0.0%	0	0.0%
user_menu_site_status_alter	0	N/A%	1	3.7%	0	0.0%	0	0.0%	0	0.0%
overlay_page_alter	0	N/A%	0	0.0%	-2	-5.4%	0	0.0%	0	0.0%
devel_page_alter	0	N/A%	0	0.0%	1	2.7%	0	0.0%	0	0.0%
devel_translated_menu_link_alter	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
array_fill_keys	0	N/A%	0	0.0%	1	2.7%	0	0.0%	0	0.0%
array_intersect	0	N/A%	0	0.0%	1	2.7%	0	0.0%	0	0.0%
array_merge	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
is_array	0	N/A%	0	0.0%	2	5.4%	0	0.0%	0	0.0%
Drupal\Core\Extension\ModuleHandler::alter@1	0	N/A%	0	0.0%	4	10.8%	0	0.0%	0	0.0%
views_query_views_alter	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
node_query_node_access_alter	0	N/A%	0	0.0%	-2	-5.4%	0	0.0%	0	0.0%
menu_block_view_system_menu_block_alter	0	N/A%	0	0.0%	1	2.7%	0	0.0%	0	0.0%