XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec5cfb002ea: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for drupal_alter

drupal_alter	Run #51ec5cfb002ea	Run #51ec5ca916d7d	Diff	Diff%
Number of Function Calls	51	51	0	0.0%
Incl. Wall Time (microsec)	4,323	4,332	9	0.2%
Incl. Wall Time (microsec) per call	85	85	0	0.2%
Excl. Wall Time (microsec)	269	268	-1	-0.4%
Incl. CPU (microsecs)	4,375	4,382	7	0.2%
Incl. CPU (microsecs) per call	86	86	0	0.2%
Excl. CPU (microsec)	230	225	-5	-2.2%
Incl. MemUse (bytes)	114,608	114,608	0	0.0%
Incl. MemUse (bytes) per call	2,247	2,247	0	0.0%
Excl. MemUse (bytes)	12,968	12,968	0	0.0%
Incl. PeakMemUse (bytes)	102,640	102,640	0	0.0%
Incl. PeakMemUse (bytes) per call	2,013	2,013	0	0.0%
Excl. PeakMemUse (bytes)	4,736	4,736	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%	9	0.6%	7	7.1%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-1	-11.1%	-5	-71.4%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Database\Query\Select::preExecute	0	N/A%	65	722.2%	64	914.3%	0	N/A%	0	N/A%
drupal_render_page	0	N/A%	-35	-388.9%	-36	-514.3%	0	N/A%	0	N/A%
file_get_stream_wrappers	0	N/A%	-12	-133.3%	-13	-185.7%	0	N/A%	0	N/A%
field_language	0	N/A%	8	88.9%	9	128.6%	0	N/A%	0	N/A%
Drupal\block\BlockRenderController::viewMultiple	0	N/A%	-8	-88.9%	-6	-85.7%	0	N/A%	0	N/A%
file_create_url	0	N/A%	-3	-33.3%	-4	-57.1%	0	N/A%	0	N/A%
drupal_get_css	0	N/A%	-2	-22.2%	-2	-28.6%	0	N/A%	0	N/A%
field_attach_view	0	N/A%	-2	-22.2%	-2	-28.6%	0	N/A%	0	N/A%
drupal_get_library	0	N/A%	1	11.1%	1	14.3%	0	N/A%	0	N/A%
drupal_get_html_head	0	N/A%	1	11.1%	-1	-14.3%	0	N/A%	0	N/A%
drupal_get_js	0	N/A%	-1	-11.1%	-1	-14.3%	0	N/A%	0	N/A%
field_attach_preprocess	0	N/A%	-1	-11.1%	1	14.3%	0	N/A%	0	N/A%
menu_get_item	0	N/A%	-1	-11.1%	0	0.0%	0	N/A%	0	N/A%
path_get_admin_paths	0	N/A%	-1	-11.1%	1	14.3%	0	N/A%	0	N/A%
_template_preprocess_default_variables	0	N/A%	-1	-11.1%	-1	-14.3%	0	N/A%	0	N/A%
drupal_prepare_form	0	N/A%	1	11.1%	-1	-14.3%	0	N/A%	0	N/A%
element_info	0	N/A%	0	0.0%	1	14.3%	0	N/A%	0	N/A%
Drupal\Core\Entity\EntityRenderController::viewMultiple	0	N/A%	0	0.0%	-4	-57.1%	0	N/A%	0	N/A%
_menu_link_translate	0	N/A%	0	0.0%	1	14.3%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Extension\ModuleHandler::alter	0	N/A%	18	200.0%	23	328.6%	0	N/A%	0	N/A%
Drupal::moduleHandler	0	N/A%	-8	-88.9%	-11	-157.1%	0	N/A%	0	N/A%