XHProf: Hierarchical Profiler Report

Diff Report: Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

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

Drupal\Core\Template\Attribute::__toString	Run #519ff7de62889	Run #519ff693b4ca2	Diff	Diff%
Number of Function Calls	84	84	0	0.0%
Incl. Wall Time (microsec)	6,616	6,686	70	1.1%
Incl. Wall Time (microsec) per call	79	80	1	1.1%
Excl. Wall Time (microsec)	1,857	1,885	28	1.5%
Incl. CPU (microsecs)	6,702	6,790	88	1.3%
Incl. CPU (microsecs) per call	80	81	1	1.3%
Excl. CPU (microsec)	1,508	1,536	28	1.9%
Incl. MemUse (bytes)	43,776	45,384	1,608	3.7%
Incl. MemUse (bytes) per call	521	540	19	3.7%
Excl. MemUse (bytes)	10,232	11,856	1,624	15.9%
Incl. PeakMemUse (bytes)	46,344	43,104	-3,240	-7.0%
Incl. PeakMemUse (bytes) per call	552	513	-39	-7.0%
Excl. PeakMemUse (bytes)	6,952	6,720	-232	-3.3%

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%	70	6.2%	88	7.5%	1,608	2.3%	-3,240	-4.6%
Exclusive Metrics Diff for Current Function			28	40.0%	28	31.8%	1,624	101.0%	-232	-7.2%
*Parent functions*
theme_rdf_template_variable_wrapper	6	N/A%	616	880.0%	622	706.8%	2,456	152.7%	0	0.0%
twig_render_var@4	-4	N/A%	-418	-597.1%	-420	-477.3%	-1,088	-67.7%	0	0.0%
twig_render_var@2	-3	N/A%	-326	-465.7%	-324	-368.2%	-816	-50.7%	-3,328	-102.7%
theme_rdf_metadata	1	N/A%	107	152.9%	110	125.0%	1,072	66.7%	0	0.0%
twig_render_var@1	0	N/A%	83	118.6%	90	102.3%	0	0.0%	0	0.0%
theme_input	0	N/A%	27	38.6%	24	27.3%	0	0.0%	0	0.0%
l	0	N/A%	26	37.1%	11	12.5%	0	0.0%	0	0.0%
twig_render_var	0	N/A%	-24	-34.3%	-23	-26.1%	0	0.0%	0	0.0%
theme_html_tag	0	N/A%	-20	-28.6%	-8	-9.1%	0	0.0%	144	4.4%
theme_username	0	N/A%	6	8.6%	7	8.0%	0	0.0%	0	0.0%
theme_form	0	N/A%	-6	-8.6%	-7	-8.0%	-16	-1.0%	0	0.0%
theme_links	0	N/A%	4	5.7%	4	4.5%	0	0.0%	-56	-1.7%
theme_field	0	N/A%	4	5.7%	7	8.0%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	-3	-4.3%	-1	-1.1%	0	0.0%	0	0.0%
twig_render_var@5	0	N/A%	-2	-2.9%	-2	-2.3%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	-1	-1.4%	-2	-2.3%	0	0.0%	0	0.0%
twig_render_var@3	0	N/A%	-1	-1.4%	-2	-2.3%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	-1	-1.4%	1	1.1%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	-1	-1.4%	0	0.0%	0	0.0%	0	0.0%
theme_form_element_label	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_container	0	N/A%	0	0.0%	1	1.1%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	0	N/A%	37	52.9%	40	45.5%	-16	-1.0%	-3,008	-92.8%
is_object	0	N/A%	3	4.3%	13	14.8%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeValueBase::printed	0	N/A%	2	2.9%	7	8.0%	0	0.0%	0	0.0%