XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5d631cb28: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Template\Attribute::__toString

Drupal\Core\Template\Attribute::__toString	Run #51ec5ca916d7d	Run #51ec5d631cb28	Diff	Diff%
Number of Function Calls	182	182	0	0.0%
Incl. Wall Time (microsec)	6,407	6,453	46	0.7%
Incl. Wall Time (microsec) per call	35	35	0	0.7%
Excl. Wall Time (microsec)	2,051	2,092	41	2.0%
Incl. CPU (microsecs)	6,547	6,648	101	1.5%
Incl. CPU (microsecs) per call	36	37	1	1.5%
Excl. CPU (microsec)	1,597	1,632	35	2.2%
Incl. MemUse (bytes)	61,216	60,440	-776	-1.3%
Incl. MemUse (bytes) per call	336	332	-4	-1.3%
Excl. MemUse (bytes)	12,088	11,280	-808	-6.7%
Incl. PeakMemUse (bytes)	14,232	17,208	2,976	20.9%
Incl. PeakMemUse (bytes) per call	78	95	16	20.9%
Excl. PeakMemUse (bytes)	2,104	1,952	-152	-7.2%

Parent/Child Regression/Improvement report for Drupal\Core\Template\Attribute::__toString [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\Template\Attribute::__toString	0	N/A%	46	0.6%	101	1.1%	-776	-1.2%	2,976	4.5%
Exclusive Metrics Diff for Current Function			41	89.1%	35	34.7%	-808	-104.1%	-152	-5.1%
*Parent functions*
theme_links	-56	N/A%	-1,821	-3958.7%	-1,852	-1833.7%	-8,696	-1120.6%	-3,928	-132.0%
twig_render_var@1	53	N/A%	1,768	3843.5%	1,822	1804.0%	7,456	960.8%	6,400	215.1%
twig_render_var@3	3	N/A%	112	243.5%	121	119.8%	464	59.8%	0	0.0%
drupal_pre_render_html_tag	0	N/A%	17	37.0%	23	22.8%	16	2.1%	136	4.6%
theme_form	0	N/A%	-11	-23.9%	-11	-10.9%	16	2.1%	0	0.0%
theme_input	0	N/A%	-9	-19.6%	-7	-6.9%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	-7	-15.2%	-6	-5.9%	0	0.0%	0	0.0%
theme_container	0	N/A%	7	15.2%	9	8.9%	0	0.0%	0	0.0%
twig_render_var	0	N/A%	-6	-13.0%	-4	-4.0%	0	0.0%	0	0.0%
l	0	N/A%	-3	-6.5%	4	4.0%	0	0.0%	16	0.5%
theme_username	0	N/A%	2	4.3%	2	2.0%	0	0.0%	0	0.0%
template_preprocess_views_view_fields	0	N/A%	-1	-2.2%	-1	-1.0%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	-1	-2.2%	0	0.0%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	-1	-2.2%	0	0.0%	0	0.0%	0	0.0%
theme_rdf_metadata	0	N/A%	0	0.0%	0	0.0%	-24	-3.1%	0	0.0%
rdf_preprocess_node	0	N/A%	0	0.0%	-2	-2.0%	8	1.0%	0	0.0%
twig_render_var@2	0	N/A%	0	0.0%	-1	-1.0%	0	0.0%	0	0.0%
theme_field	0	N/A%	0	0.0%	1	1.0%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	0	0.0%	-2	-2.0%	-16	-2.1%	0	0.0%
theme_image	0	N/A%	0	0.0%	4	4.0%	0	0.0%	352	11.8%
theme_form_element_label	0	N/A%	0	0.0%	1	1.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	33	71.7%	60	59.4%	32	4.1%	3,128	105.1%
is_object	0	N/A%	-29	-63.0%	10	9.9%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	1	2.2%	-4	-4.0%	0	0.0%	0	0.0%