XHProf: Hierarchical Profiler Report

Diff Report: Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ed14bbba55: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

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

Drupal\Core\Template\Attribute::__toString	Run #518eceb4aac68	Run #518ed14bbba55	Diff	Diff%
Number of Function Calls	82	82	0	0.0%
Incl. Wall Time (microsec)	3,856	3,780	-76	-2.0%
Incl. Wall Time (microsec) per call	47	46	-1	-2.0%
Excl. Wall Time (microsec)	1,201	1,186	-15	-1.2%
Incl. CPU (microsecs)	3,935	3,854	-81	-2.1%
Incl. CPU (microsecs) per call	48	47	-1	-2.1%
Excl. CPU (microsec)	859	808	-51	-5.9%
Incl. MemUse (bytes)	41,912	41,096	-816	-1.9%
Incl. MemUse (bytes) per call	511	501	-10	-1.9%
Excl. MemUse (bytes)	10,096	9,272	-824	-8.2%
Incl. PeakMemUse (bytes)	34,464	36,312	1,848	5.4%
Incl. PeakMemUse (bytes) per call	420	443	23	5.4%
Excl. PeakMemUse (bytes)	8,632	8,672	40	0.5%

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%	-76	-27.6%	-81	-26.0%	-816	-4.1%	1,848	9.9%
Exclusive Metrics Diff for Current Function			-15	-19.7%	-51	-63.0%	-824	-101.0%	40	2.2%
*Parent functions*
run_init::templates/region.tpl.php	-7	N/A%	-256	-336.8%	-264	-325.9%	-1,856	-227.5%	-1,104	-59.7%
twig_render_var	7	N/A%	250	328.9%	258	318.5%	1,032	126.5%	1,904	103.0%
theme_field	0	N/A%	-32	-42.1%	-32	-39.5%	0	0.0%	0	0.0%
theme_input	0	N/A%	-15	-19.7%	-17	-21.0%	0	0.0%	744	40.3%
run_init::templates/block.tpl.php	0	N/A%	-9	-11.8%	-10	-12.3%	0	0.0%	376	20.3%
theme_html_tag	0	N/A%	-6	-7.9%	-4	-4.9%	0	0.0%	0	0.0%
theme_links	0	N/A%	-3	-3.9%	-4	-4.9%	0	0.0%	0	0.0%
theme_rdf_template_variable_wrapper	0	N/A%	-2	-2.6%	-1	-1.2%	0	0.0%	0	0.0%
theme_username	0	N/A%	-2	-2.6%	-2	-2.5%	0	0.0%	80	4.3%
run_init::templates/html.tpl.php	0	N/A%	-1	-1.3%	1	1.2%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	-1	-1.3%	-5	-6.2%	0	0.0%	-216	-11.7%
theme_form	0	N/A%	1	1.3%	3	3.7%	8	1.0%	64	3.5%
theme_form_element_label	0	N/A%	-1	-1.3%	-5	-6.2%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	1	1.3%	3	3.7%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	0	0.0%	1	1.2%	0	0.0%	0	0.0%
theme_container	0	N/A%	0	0.0%	-2	-2.5%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
l	0	N/A%	0	0.0%	-1	-1.2%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	-45	-59.2%	-47	-58.0%	8	1.0%	1,808	97.8%
is_object	0	N/A%	-10	-13.2%	13	16.0%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	-6	-7.9%	4	4.9%	0	0.0%	0	0.0%