XHProf: Hierarchical Profiler Report

Diff Report: Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c642960e9a6: 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 #52c641a950046	Run #52c642960e9a6	Diff	Diff%
Number of Function Calls	580	580	0	0.0%
Incl. Wall Time (microsec)	20,650	20,678	28	0.1%
Incl. Wall Time (microsec) per call	36	36	0	0.1%
Excl. Wall Time (microsec)	5,698	5,788	90	1.6%
Incl. CPU (microsecs)	21,083	21,108	25	0.1%
Incl. CPU (microsecs) per call	36	36	0	0.1%
Excl. CPU (microsec)	4,070	4,049	-21	-0.5%
Incl. MemUse (bytes)	161,040	160,296	-744	-0.5%
Incl. MemUse (bytes) per call	278	276	-1	-0.5%
Excl. MemUse (bytes)	-25,648	-26,528	-880	-3.4%
Incl. PeakMemUse (bytes)	30,872	32,984	2,112	6.8%
Incl. PeakMemUse (bytes) per call	53	57	4	6.8%
Excl. PeakMemUse (bytes)	6,656	7,648	992	14.9%

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%	28	1.0%	25	1.0%	-744	-2.6%	2,112	6.5%
Exclusive Metrics Diff for Current Function			90	321.4%	-21	-84.0%	-880	-118.3%	992	47.0%
*Parent functions*
twig_render_var@1	31	N/A%	4,246	15164.3%	4,269	17076.0%	23,256	3125.8%	3,776	178.8%
theme_image	-31	N/A%	-4,199	-14996.4%	-4,230	-16920.0%	-24,064	-3234.4%	-1,368	-64.8%
theme_field	0	N/A%	-7	-25.0%	1	4.0%	-32	-4.3%	0	0.0%
contextual_pre_render_placeholder	0	N/A%	-6	-21.4%	-2	-8.0%	0	0.0%	-56	-2.7%
twig_render_var	0	N/A%	-4	-14.3%	-3	-12.0%	0	0.0%	0	0.0%
theme_username	0	N/A%	4	14.3%	-2	-8.0%	0	0.0%	0	0.0%
theme_input	0	N/A%	-2	-7.1%	-1	-4.0%	0	0.0%	0	0.0%
theme_links	0	N/A%	-2	-7.1%	-2	-8.0%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	1	3.6%	-1	-4.0%	0	0.0%	0	0.0%
rdf_preprocess_node	0	N/A%	-1	-3.6%	-10	-40.0%	0	0.0%	-240	-11.4%
theme_field__node__title	0	N/A%	-1	-3.6%	3	12.0%	48	6.5%	0	0.0%
theme_rdf_metadata	0	N/A%	-1	-3.6%	0	0.0%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_form	0	N/A%	0	0.0%	-2	-8.0%	8	1.1%	0	0.0%
drupal_pre_render_html_tag	0	N/A%	0	0.0%	4	16.0%	16	2.2%	0	0.0%
l	0	N/A%	0	0.0%	-3	-12.0%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	0	0.0%	1	4.0%	24	3.2%	0	0.0%
theme_form_required_marker	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_form_element_label	0	N/A%	0	0.0%	2	8.0%	0	0.0%	0	0.0%
theme_container	0	N/A%	0	0.0%	1	4.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	-45	-160.7%	-3	-12.0%	136	18.3%	1,120	53.0%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	-17	-60.7%	49	196.0%	0	0.0%	0	0.0%