XHProf: Hierarchical Profiler Report

Diff Report: Run #51972fb0786ef: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5197310fa6a63: XHProf Run (Namespace=drupal-perf-steveoliver)
Tip: Click a function name below to drill down.

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

Drupal\Core\Template\Attribute::__toString	Run #51972fb0786ef	Run #5197310fa6a63	Diff	Diff%
Number of Function Calls	262	262	0	0.0%
Incl. Wall Time (microsec)	294,231	339,419	45,188	15.4%
Incl. Wall Time (microsec) per call	1,123	1,295	172	15.4%
Excl. Wall Time (microsec)	55,444	65,419	9,975	18.0%
Incl. CPU (microsecs)	24,001	32,002	8,001	33.3%
Incl. CPU (microsecs) per call	92	122	31	33.3%
Excl. CPU (microsec)	0	4,001	4,001	N/A%
Incl. MemUse (bytes)	101,408	106,328	4,920	4.9%
Incl. MemUse (bytes) per call	387	406	19	4.9%
Excl. MemUse (bytes)	15,240	8,720	-6,520	-42.8%
Incl. PeakMemUse (bytes)	26,232	29,808	3,576	13.6%
Incl. PeakMemUse (bytes) per call	100	114	14	13.6%
Excl. PeakMemUse (bytes)	3,240	3,864	624	19.3%

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	0.0%	45,188	16.3%	8,001	33.3%	4,920	0.3%	3,576	0.2%
Exclusive Metrics Diff for Current Function			9,975	22.1%	4,001	50.0%	-6,520	-132.5%	624	17.4%
*Parent functions*
twig_render_var	51	N/A%	123,431	273.1%	16,001	200.0%	23,152	470.6%	3,352	93.7%
run_init::templates/user.tpl.php	-51	N/A%	-80,758	-178.7%	-8,000	-100.0%	-18,272	-371.4%	0	0.0%
theme_form_element	0	N/A%	1,582	3.5%	-4,001	-50.0%	0	0.0%	24	0.7%
run_init::templates/views-view-unformatted.tpl.php	0	N/A%	537	1.2%	4,001	50.0%	0	0.0%	200	5.6%
theme_input	0	N/A%	-208	-0.5%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/region.tpl.php	0	N/A%	201	0.4%	4,000	50.0%	0	0.0%	0	0.0%
theme_links	0	N/A%	196	0.4%	0	0.0%	0	0.0%	0	0.0%
l	0	N/A%	191	0.4%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/html.tpl.php	0	N/A%	60	0.1%	0	0.0%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	-49	-0.1%	0	0.0%	24	0.5%	0	0.0%
run_init::templates/views-view.tpl.php	0	N/A%	29	0.1%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/block.tpl.php	0	N/A%	-22	-0.0%	-4,000	-50.0%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	-21	-0.0%	0	0.0%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	17	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_form	0	N/A%	-14	-0.0%	0	0.0%	16	0.3%	0	0.0%
theme_form_element_label	0	N/A%	12	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_html_tag	0	N/A%	10	0.0%	0	0.0%	0	0.0%	0	0.0%
theme_container	0	N/A%	-6	-0.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	51	33.3%	29,730	65.8%	4,000	50.0%	11,440	232.5%	2,952	82.6%
Drupal\Core\Template\AttributeValueBase::printed	51	33.3%	3,338	7.4%	0	0.0%	0	0.0%	0	0.0%
is_object	51	33.3%	2,145	4.7%	0	0.0%	0	0.0%	0	0.0%