XHProf: Hierarchical Profiler Report

Diff Report: Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alter	Run #519ac1c42d00d	Run #519abf80bb905	Diff	Diff%
Number of Function Calls	67	63	-4	-6.0%
Incl. Wall Time (microsec)	7,457	7,323	-134	-1.8%
Incl. Wall Time (microsec) per call	111	116	5	4.4%
Excl. Wall Time (microsec)	915	863	-52	-5.7%
Incl. CPU (microsecs)	7,556	7,417	-139	-1.8%
Incl. CPU (microsecs) per call	113	118	5	4.4%
Excl. CPU (microsec)	794	752	-42	-5.3%
Incl. MemUse (bytes)	116,080	113,904	-2,176	-1.9%
Incl. MemUse (bytes) per call	1,733	1,808	75	4.4%
Excl. MemUse (bytes)	14,792	13,440	-1,352	-9.1%
Incl. PeakMemUse (bytes)	137,496	139,072	1,576	1.1%
Incl. PeakMemUse (bytes) per call	2,052	2,207	155	7.6%
Excl. PeakMemUse (bytes)	7,128	6,784	-344	-4.8%

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	-4	-25.0%	-134	-1.1%	-139	-1.0%	-2,176	-1.4%	1,576	0.1%
Exclusive Metrics Diff for Current Function			-52	-38.8%	-42	-30.2%	-1,352	-62.1%	-344	-21.8%
*Parent functions*
file_create_url	-5	-125.0%	-117	-87.3%	-116	-83.5%	0	0.0%	-464	-29.4%
drupal_get_js	-2	-50.0%	-102	-76.1%	-104	-74.8%	-1,080	-49.6%	0	0.0%
url	3	75.0%	95	70.9%	90	64.7%	0	0.0%	576	36.5%
drupal_get_library	-1	-25.0%	-78	-58.2%	-80	-57.6%	-1,096	-50.4%	-1,416	-89.8%
Drupal\Core\EventSubscriber\MaintenanceModeSubscriber::onKernelRequestMaintenanceModeCheck	1	25.0%	59	44.0%	57	41.0%	0	0.0%	144	9.1%
Drupal\Core\Database\Query\Select::preExecute	0	0.0%	-51	-38.1%	-47	-33.8%	0	0.0%	0	0.0%
drupal_render_page	0	0.0%	-30	-22.4%	-29	-20.9%	0	0.0%	0	0.0%
drupal_prepare_form	0	0.0%	20	14.9%	20	14.4%	0	0.0%	0	0.0%
_menu_link_translate	0	0.0%	17	12.7%	16	11.5%	0	0.0%	0	0.0%
Drupal\Core\Entity\EntityRenderController::viewMultiple	0	0.0%	17	12.7%	18	12.9%	0	0.0%	0	0.0%
drupal_get_html_head	0	0.0%	16	11.9%	15	10.8%	0	0.0%	240	15.2%
Drupal\block\BlockBase::build	0	0.0%	15	11.2%	15	10.8%	0	0.0%	0	0.0%
file_get_stream_wrappers	0	0.0%	9	6.7%	10	7.2%	0	0.0%	0	0.0%
_template_preprocess_default_variables	0	0.0%	-8	-6.0%	-9	-6.5%	0	0.0%	2,496	158.4%
field_attach_preprocess	0	0.0%	5	3.7%	6	4.3%	0	0.0%	0	0.0%
drupal_get_css	0	0.0%	4	3.0%	4	2.9%	0	0.0%	0	0.0%
menu_get_item	0	0.0%	-4	-3.0%	-6	-4.3%	0	0.0%	0	0.0%
element_info	0	0.0%	-1	-0.7%	0	0.0%	0	0.0%	0	0.0%
field_attach_view	0	0.0%	-1	-0.7%	-2	-1.4%	0	0.0%	0	0.0%
user_format_name	0	0.0%	1	0.7%	2	1.4%	0	0.0%	0	0.0%
field_language	0	0.0%	0	0.0%	1	0.7%	0	0.0%	0	0.0%
path_get_admin_paths	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Extension\ModuleHandler::alter	-4	-33.3%	-64	-47.8%	-60	-43.2%	-824	-37.9%	960	60.9%
drupal_container	-4	-33.3%	-23	-17.2%	-33	-23.7%	0	0.0%	272	17.3%
Symfony\Component\DependencyInjection\Container::get	-4	-33.3%	5	3.7%	-4	-2.9%	0	0.0%	688	43.7%