XHProf: Hierarchical Profiler Report

Diff Report: Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alter	Run #517c75d3de7c7	Run #517c76da9b0d3	Diff	Diff%
Number of Function Calls	97	97	0	0.0%
Incl. Wall Time (microsec)	3,193	3,143	-50	-1.6%
Incl. Wall Time (microsec) per call	33	32	-1	-1.6%
Excl. Wall Time (microsec)	687	637	-50	-7.3%
Incl. CPU (microsecs)	3,294	3,230	-64	-1.9%
Incl. CPU (microsecs) per call	34	33	-1	-1.9%
Excl. CPU (microsec)	535	511	-24	-4.5%
Incl. MemUse (bytes)	77,408	77,408	0	0.0%
Incl. MemUse (bytes) per call	798	798	0	0.0%
Excl. MemUse (bytes)	14,256	14,256	0	0.0%
Incl. PeakMemUse (bytes)	52,352	51,336	-1,016	-1.9%
Incl. PeakMemUse (bytes) per call	540	529	-10	-1.9%
Excl. PeakMemUse (bytes)	7,320	7,568	248	3.4%

Parent/Child Regression/Improvement report for drupal_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_alter	0	N/A%	-50	-0.0%	-64	-0.1%	0	0.0%	-1,016	-0.3%
Exclusive Metrics Diff for Current Function			-50	-100.0%	-24	-37.5%	0	N/A%	248	24.4%
*Parent functions*
url	0	N/A%	-81	-162.0%	-104	-162.5%	0	N/A%	424	41.7%
Drupal\Core\Entity\EntityRenderController::viewMultiple	0	N/A%	18	36.0%	14	21.9%	0	N/A%	0	0.0%
Drupal\block\BlockRenderController::viewMultiple	0	N/A%	14	28.0%	17	26.6%	0	N/A%	-2,992	-294.5%
drupal_prepare_form	0	N/A%	-5	-10.0%	-4	-6.2%	0	N/A%	0	0.0%
drupal_render_page	0	N/A%	-5	-10.0%	-5	-7.8%	0	N/A%	0	0.0%
_template_preprocess_default_variables	0	N/A%	-5	-10.0%	-4	-6.2%	0	N/A%	0	0.0%
field_attach_view	0	N/A%	-4	-8.0%	-2	-3.1%	0	N/A%	0	0.0%
element_info	0	N/A%	4	8.0%	4	6.2%	0	N/A%	0	0.0%
field_language	0	N/A%	4	8.0%	3	4.7%	0	N/A%	0	0.0%
Drupal\Core\Database\Query\Select::preExecute	0	N/A%	4	8.0%	4	6.2%	0	N/A%	0	0.0%
menu_get_item	0	N/A%	3	6.0%	5	7.8%	0	N/A%	0	0.0%
file_create_url	0	N/A%	3	6.0%	3	4.7%	0	N/A%	864	85.0%
Drupal\Core\EventSubscriber\MaintenanceModeSubscriber::onKernelRequestMaintenanceModeCheck	0	N/A%	-2	-4.0%	-3	-4.7%	0	N/A%	0	0.0%
drupal_get_library	0	N/A%	2	4.0%	1	1.6%	0	N/A%	0	0.0%
_menu_link_translate	0	N/A%	-2	-4.0%	0	0.0%	0	N/A%	0	0.0%
user_format_name	0	N/A%	1	2.0%	1	1.6%	0	N/A%	200	19.7%
drupal_get_css	0	N/A%	-1	-2.0%	-1	-1.6%	0	N/A%	0	0.0%
Drupal\Core\Entity\DatabaseStorageController::getFieldDefinitions	0	N/A%	1	2.0%	1	1.6%	0	N/A%	48	4.7%
drupal_get_js	0	N/A%	1	2.0%	1	1.6%	0	N/A%	0	0.0%
drupal_get_html_head	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
path_get_admin_paths	0	N/A%	0	0.0%	1	1.6%	0	N/A%	0	0.0%
file_get_stream_wrappers	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	0.0%
field_attach_preprocess	0	N/A%	0	0.0%	4	6.2%	0	N/A%	440	43.3%
*Child functions*
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	-16	-32.0%	-4	-6.2%	0	N/A%	-2,080	-204.7%
Symfony\Component\DependencyInjection\Container::get	0	N/A%	12	24.0%	-7	-10.9%	0	N/A%	624	61.4%
drupal_container	0	N/A%	4	8.0%	-29	-45.3%	0	N/A%	192	18.9%