XHProf: Hierarchical Profiler Report

Diff Report: Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96dcbc5e6a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Template\Attribute::__toString

Drupal\Core\Template\Attribute::__toString	Run #52c96d7c36f9e	Run #52c96dcbc5e6a	Diff	Diff%
Number of Function Calls	174	177	3	1.7%
Incl. Wall Time (microsec)	6,188	6,066	-122	-2.0%
Incl. Wall Time (microsec) per call	36	34	-1	-3.6%
Excl. Wall Time (microsec)	1,743	1,713	-30	-1.7%
Incl. CPU (microsecs)	6,324	6,205	-119	-1.9%
Incl. CPU (microsecs) per call	36	35	-1	-3.5%
Excl. CPU (microsec)	1,216	1,178	-38	-3.1%
Incl. MemUse (bytes)	71,584	70,936	-648	-0.9%
Incl. MemUse (bytes) per call	411	401	-11	-2.6%
Excl. MemUse (bytes)	2,864	2,200	-664	-23.2%
Incl. PeakMemUse (bytes)	14,880	17,536	2,656	17.8%
Incl. PeakMemUse (bytes) per call	86	99	14	15.9%
Excl. PeakMemUse (bytes)	2,392	3,880	1,488	62.2%

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	3	100.0%	-122	-16.2%	-119	-7.8%	-648	-0.6%	2,656	2.4%
Exclusive Metrics Diff for Current Function			-30	-24.6%	-38	-31.9%	-664	-102.5%	1,488	56.0%
*Parent functions*
drupal_pre_render_html_tag	0	0.0%	-93	-76.2%	-98	-82.4%	0	0.0%	-16	-0.6%
twig_render_var	1	33.3%	24	19.7%	25	21.0%	184	28.4%	1,136	42.8%
theme_input	0	0.0%	-22	-18.0%	-17	-14.3%	0	0.0%	784	29.5%
theme_filter_guidelines	-1	-33.3%	-19	-15.6%	-20	-16.8%	-992	-153.1%	0	0.0%
theme_links	0	0.0%	-5	-4.1%	-5	-4.2%	0	0.0%	0	0.0%
theme_form_element	0	0.0%	-4	-3.3%	-6	-5.0%	0	0.0%	0	0.0%
l	0	0.0%	3	2.5%	2	1.7%	0	0.0%	0	0.0%
theme_textarea	0	0.0%	-3	-2.5%	-4	-3.4%	0	0.0%	0	0.0%
theme_form	0	0.0%	1	0.8%	2	1.7%	16	2.5%	0	0.0%
contextual_pre_render_placeholder	0	0.0%	-1	-0.8%	-1	-0.8%	0	0.0%	0	0.0%
theme_container	0	0.0%	1	0.8%	-1	-0.8%	0	0.0%	0	0.0%
theme_details	0	0.0%	-1	-0.8%	-1	-0.8%	0	0.0%	0	0.0%
theme_form_required_marker	0	0.0%	-1	-0.8%	1	0.8%	0	0.0%	0	0.0%
theme_form_element_label	0	0.0%	-1	-0.8%	-5	-4.2%	0	0.0%	0	0.0%
theme_radios	0	0.0%	-1	-0.8%	0	0.0%	0	0.0%	0	0.0%
theme_item_list	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
twig_render_var@1	3	100.0%	0	0.0%	10	8.4%	144	22.2%	752	28.3%
theme_select	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_vertical_tabs	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_menu_link	0	0.0%	0	0.0%	-1	-0.8%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	-90	-73.8%	-90	-75.6%	16	2.5%	1,168	44.0%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	-2	-1.6%	7	5.9%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeBoolean::render	0	N/A%	0	0.0%	2	1.7%	0	0.0%	0	0.0%