XHProf: Hierarchical Profiler Report

Diff Report: Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa45eeaa4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alter	Run #519ffa0e6cdec	Run #519ffa45eeaa4	Diff	Diff%
Number of Function Calls	83	83	0	0.0%
Incl. Wall Time (microsec)	3,164	3,210	46	1.5%
Incl. Wall Time (microsec) per call	38	39	1	1.5%
Excl. Wall Time (microsec)	528	567	39	7.4%
Incl. CPU (microsecs)	0	0	0	N/A%
Incl. CPU (microsecs) per call	0	0	0	N/A%
Excl. CPU (microsec)	0	0	0	N/A%
Incl. MemUse (bytes)	84,408	84,408	0	0.0%
Incl. MemUse (bytes) per call	1,017	1,017	0	0.0%
Excl. MemUse (bytes)	14,904	14,904	0	0.0%
Incl. PeakMemUse (bytes)	102,408	102,408	0	0.0%
Incl. PeakMemUse (bytes) per call	1,234	1,234	0	0.0%
Excl. PeakMemUse (bytes)	8,600	8,600	0	0.0%

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%	46	8.3%	0	0.0%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			39	84.8%	0	N/A%	0	N/A%	0	N/A%
*Parent functions*
drupal_get_css	0	N/A%	30	65.2%	0	N/A%	0	N/A%	0	N/A%
Drupal\block\BlockBase::build	0	N/A%	14	30.4%	0	N/A%	0	N/A%	0	N/A%
drupal_get_js	0	N/A%	-11	-23.9%	0	N/A%	0	N/A%	0	N/A%
_template_preprocess_default_variables	0	N/A%	-11	-23.9%	0	N/A%	0	N/A%	0	N/A%
field_language	0	N/A%	9	19.6%	0	N/A%	0	N/A%	0	N/A%
Drupal\Core\EventSubscriber\MaintenanceModeSubscriber::onKernelRequestMaintenanceModeCheck	0	N/A%	7	15.2%	0	N/A%	0	N/A%	0	N/A%
Drupal\Core\Database\Query\Select::preExecute	0	N/A%	6	13.0%	0	N/A%	0	N/A%	0	N/A%
element_info	0	N/A%	-3	-6.5%	0	N/A%	0	N/A%	0	N/A%
Drupal\Core\Entity\EntityRenderController::viewMultiple	0	N/A%	3	6.5%	0	N/A%	0	N/A%	0	N/A%
drupal_render_page	0	N/A%	3	6.5%	0	N/A%	0	N/A%	0	N/A%
field_attach_preprocess	0	N/A%	-2	-4.3%	0	N/A%	0	N/A%	0	N/A%
field_attach_view	0	N/A%	-2	-4.3%	0	N/A%	0	N/A%	0	N/A%
url	0	N/A%	2	4.3%	0	N/A%	0	N/A%	0	N/A%
file_create_url	0	N/A%	-2	-4.3%	0	N/A%	0	N/A%	0	N/A%
menu_get_item	0	N/A%	2	4.3%	0	N/A%	0	N/A%	0	N/A%
user_format_name	0	N/A%	1	2.2%	0	N/A%	0	N/A%	0	N/A%
drupal_get_library	0	N/A%	1	2.2%	0	N/A%	0	N/A%	0	N/A%
drupal_prepare_form	0	N/A%	-1	-2.2%	0	N/A%	0	N/A%	0	N/A%
_menu_link_translate	0	N/A%	-1	-2.2%	0	N/A%	0	N/A%	0	N/A%
file_get_stream_wrappers	0	N/A%	1	2.2%	0	N/A%	0	N/A%	0	N/A%
Drupal\Core\Entity\EntityRenderController::viewMultiple@1	0	N/A%	0	0.0%	0	N/A%	0	N/A%	0	N/A%
drupal_get_html_head	0	N/A%	0	0.0%	0	N/A%	0	N/A%	0	N/A%
path_get_admin_paths	0	N/A%	0	0.0%	0	N/A%	0	N/A%	0	N/A%
*Child functions*
Symfony\Component\DependencyInjection\Container::get	0	N/A%	-18	-39.1%	0	N/A%	0	N/A%	0	N/A%
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	13	28.3%	0	N/A%	0	N/A%	0	N/A%
drupal_container	0	N/A%	12	26.1%	0	N/A%	0	N/A%	0	N/A%