XHProf: Hierarchical Profiler Report

Diff Report: Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7587ada9c: 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 #517d750163e11	Run #517d7587ada9c	Diff	Diff%
Number of Function Calls	263	263	0	0.0%
Incl. Wall Time (microsec)	2,960	3,212	252	8.5%
Incl. Wall Time (microsec) per call	11	12	1	8.5%
Excl. Wall Time (microsec)	1,066	1,193	127	11.9%
Incl. CPU (microsecs)	3,151	3,367	216	6.9%
Incl. CPU (microsecs) per call	12	13	1	6.9%
Excl. CPU (microsec)	928	1,026	98	10.6%
Incl. MemUse (bytes)	48,192	47,400	-792	-1.6%
Incl. MemUse (bytes) per call	183	180	-3	-1.6%
Excl. MemUse (bytes)	21,968	21,168	-800	-3.6%
Incl. PeakMemUse (bytes)	33,152	31,464	-1,688	-5.1%
Incl. PeakMemUse (bytes) per call	126	120	-6	-5.1%
Excl. PeakMemUse (bytes)	7,816	7,144	-672	-8.6%

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%	252	3.1%	216	2.2%	-792	-7.2%	-1,688	-15.3%
Exclusive Metrics Diff for Current Function			127	50.4%	98	45.4%	-800	-101.0%	-672	-39.8%
*Parent functions*
l	200	N/A%	287	113.9%	386	178.7%	9,600	1212.1%	-640	-37.9%
theme_link	-200	N/A%	-204	-81.0%	-326	-150.9%	-10,392	-1312.1%	-480	-28.4%
run_init::templates/block.tpl.php	0	N/A%	78	31.0%	77	35.6%	0	0.0%	0	0.0%
theme_form	0	N/A%	44	17.5%	45	20.8%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	35	13.9%	33	15.3%	0	0.0%	0	0.0%
theme_html_tag	0	N/A%	13	5.2%	12	5.6%	0	0.0%	-272	-16.1%
theme_links	0	N/A%	-6	-2.4%	-6	-2.8%	0	0.0%	-296	-17.5%
run_init::templates/region.tpl.php	0	N/A%	5	2.0%	5	2.3%	0	0.0%	0	0.0%
theme_input	0	N/A%	3	1.2%	3	1.4%	0	0.0%	0	0.0%
theme_rdf_template_variable_wrapper	0	N/A%	3	1.2%	1	0.5%	0	0.0%	0	0.0%
theme_username	0	N/A%	-3	-1.2%	-5	-2.3%	0	0.0%	0	0.0%
run_init::templates/html.tpl.php	0	N/A%	-3	-1.2%	-4	-1.9%	0	0.0%	0	0.0%
theme_field	0	N/A%	-3	-1.2%	-3	-1.4%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	2	0.8%	2	0.9%	0	0.0%	0	0.0%
twig_render_var	0	N/A%	2	0.8%	0	0.0%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	-2	-0.8%	-4	-1.9%	0	0.0%	0	0.0%
theme_form_element_label	0	N/A%	1	0.4%	1	0.5%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	0	0.0%	-1	-0.5%	0	0.0%	0	0.0%
theme_container	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	90	35.7%	102	47.2%	8	1.0%	-952	-56.4%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	27	10.7%	5	2.3%	0	0.0%	80	4.7%
is_object	0	N/A%	8	3.2%	11	5.1%	0	0.0%	-144	-8.5%