XHProf: Hierarchical Profiler Report

Diff Report: Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: 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 #51ec3c5ab9ae4	Run #51ec3b81ad265	Diff	Diff%
Number of Function Calls	197	197	0	0.0%
Incl. Wall Time (microsec)	8,058	7,663	-395	-4.9%
Incl. Wall Time (microsec) per call	41	39	-2	-4.9%
Excl. Wall Time (microsec)	2,764	2,613	-151	-5.5%
Incl. CPU (microsecs)	8,213	7,825	-388	-4.7%
Incl. CPU (microsecs) per call	42	40	-2	-4.7%
Excl. CPU (microsec)	2,156	2,017	-139	-6.4%
Incl. MemUse (bytes)	67,672	67,656	-16	-0.0%
Incl. MemUse (bytes) per call	344	343	-0	-0.0%
Excl. MemUse (bytes)	5,216	5,216	0	0.0%
Incl. PeakMemUse (bytes)	31,144	31,704	560	1.8%
Incl. PeakMemUse (bytes) per call	158	161	3	1.8%
Excl. PeakMemUse (bytes)	5,008	5,192	184	3.7%

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%	-395	-105.6%	-388	-36.6%	-16	-0.0%	560	1.5%
Exclusive Metrics Diff for Current Function			-151	-38.2%	-139	-35.8%	0	0.0%	184	32.9%
*Parent functions*
drupal_pre_render_html_tag	0	N/A%	-360	-91.1%	-367	-94.6%	0	0.0%	72	12.9%
l	0	N/A%	-24	-6.1%	-15	-3.9%	0	0.0%	-72	-12.9%
theme_toolbar_tray_wrapper	0	N/A%	-19	-4.8%	-19	-4.9%	0	0.0%	0	0.0%
twig_render_var@1	0	N/A%	17	4.3%	19	4.9%	0	0.0%	0	0.0%
theme_input	0	N/A%	-9	-2.3%	-3	-0.8%	0	0.0%	648	115.7%
theme_form_element_label	0	N/A%	4	1.0%	4	1.0%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	3	0.8%	7	1.8%	0	0.0%	0	0.0%
twig_render_var	0	N/A%	-3	-0.8%	0	0.0%	0	0.0%	0	0.0%
theme_links	0	N/A%	-2	-0.5%	-7	-1.8%	0	0.0%	0	0.0%
theme_form	0	N/A%	-2	-0.5%	-2	-0.5%	-16	-100.0%	0	0.0%
twig_render_var@3	0	N/A%	2	0.5%	2	0.5%	0	0.0%	0	0.0%
theme_toolbar	0	N/A%	-1	-0.3%	-2	-0.5%	0	0.0%	0	0.0%
theme_container	0	N/A%	-1	-0.3%	-2	-0.5%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	1	0.3%	0	0.0%	0	0.0%	0	0.0%
template_preprocess_views_view_fields	0	N/A%	-1	-0.3%	-1	-0.3%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	0	0.0%	-1	-0.3%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	0	0.0%	1	0.3%	0	0.0%	0	0.0%
twig_render_var@2	0	N/A%	0	0.0%	0	0.0%	0	0.0%	-88	-15.7%
theme_toolbar_tab_wrapper	0	N/A%	0	0.0%	-2	-0.5%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	-201	-50.9%	-223	-57.5%	-16	-100.0%	376	67.1%
is_object	0	N/A%	-24	-6.1%	-10	-2.6%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	-19	-4.8%	-16	-4.1%	0	0.0%	0	0.0%