XHProf: Hierarchical Profiler Report

Diff Report: Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
Tip: Click a function name below to drill down.

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

Drupal\Core\Template\Attribute::__toString	Run #512a1f7f217a6	Run #512a20b11c1ab	Diff	Diff%
Number of Function Calls	814	864	50	6.1%
Incl. Wall Time (microsec)	35,348	37,963	2,615	7.4%
Incl. Wall Time (microsec) per call	43	44	1	1.2%
Excl. Wall Time (microsec)	13,373	13,901	528	3.9%
Incl. CPU (microsecs)	20,003	36,002	15,999	80.0%
Incl. CPU (microsecs) per call	25	42	17	69.6%
Excl. CPU (microsec)	4,000	4,000	0	0.0%
Incl. MemUse (bytes)	327,704	342,104	14,400	4.4%
Incl. MemUse (bytes) per call	403	396	-7	-1.6%
Excl. MemUse (bytes)	-92,664	-89,072	3,592	3.9%
Incl. PeakMemUse (bytes)	52,664	60,200	7,536	14.3%
Incl. PeakMemUse (bytes) per call	65	70	5	7.7%
Excl. PeakMemUse (bytes)	9,096	9,864	768	8.4%

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	50	28.9%	2,615	7.8%	15,999	50.0%	14,400	0.4%	7,536	0.2%
Exclusive Metrics Diff for Current Function			528	20.2%	0	0.0%	3,592	24.9%	768	10.2%
*Parent functions*
run_init::templates/views-view-unformatted.tpl.php	50	100.0%	1,519	58.1%	0	0.0%	13,984	97.1%	6,336	84.1%
theme_field	0	0.0%	248	9.5%	12,001	75.0%	0	0.0%	480	6.4%
theme_rdf_template_variable_wrapper	0	0.0%	229	8.8%	8,000	50.0%	0	0.0%	0	0.0%
run_init::templates/node.tpl.php	0	0.0%	207	7.9%	-4,001	-25.0%	0	0.0%	0	0.0%
theme_username	0	0.0%	165	6.3%	-4,001	-25.0%	0	0.0%	0	0.0%
theme_links	0	0.0%	149	5.7%	4,000	25.0%	0	0.0%	-768	-10.2%
run_init::templates/user.tpl.php	0	0.0%	57	2.2%	0	0.0%	0	0.0%	-144	-1.9%
theme_html_tag	0	0.0%	-47	-1.8%	0	0.0%	-328	-2.3%	2,504	33.2%
run_init::templates/views-view.tpl.php	1	2.0%	45	1.7%	0	0.0%	1,504	10.4%	1,800	23.9%
l	0	0.0%	42	1.6%	0	0.0%	13,704	95.2%	14,192	188.3%
theme_image	-1	-2.0%	-3	-0.1%	-4,001	-25.0%	-14,576	-101.2%	-16,184	-214.8%
theme_item_list	0	0.0%	2	0.1%	0	0.0%	0	0.0%	0	0.0%
theme_form	0	0.0%	-1	-0.0%	0	0.0%	72	0.5%	0	0.0%
run_init::templates/html.tpl.php	0	0.0%	1	0.0%	0	0.0%	0	0.0%	1,680	22.3%
theme_container	0	0.0%	-1	-0.0%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/block.tpl.php	0	0.0%	1	0.0%	0	0.0%	24	0.2%	-2,360	-31.3%
theme_form_required_marker	0	0.0%	1	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_form_element	0	0.0%	1	0.0%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/region.tpl.php	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_input	0	0.0%	0	0.0%	4,001	25.0%	16	0.1%	0	0.0%
theme_menu_link	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_form_element_label	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	41	33.3%	2,164	82.8%	7,998	50.0%	10,808	75.1%	6,888	91.4%
Drupal\Core\Template\AttributeValueBase::printed	41	33.3%	-77	-2.9%	4,000	25.0%	0	0.0%	-120	-1.6%
is_object	41	33.3%	0	0.0%	4,001	25.0%	0	0.0%	0	0.0%