XHProf: Hierarchical Profiler Report

Diff Report: Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196f0780fa8c: 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 #5196ef15c751e	Run #5196f0780fa8c	Diff	Diff%
Number of Function Calls	262	262	0	0.0%
Incl. Wall Time (microsec)	98,332	339,034	240,702	244.8%
Incl. Wall Time (microsec) per call	375	1,294	919	244.8%
Excl. Wall Time (microsec)	18,812	65,912	47,100	250.4%
Incl. CPU (microsecs)	16,000	32,002	16,002	100.0%
Incl. CPU (microsecs) per call	61	122	61	100.0%
Excl. CPU (microsec)	8,000	4,000	-4,000	-50.0%
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%	240,702	3.7%	16,002	80.0%	4,920	0.3%	3,576	0.2%
Exclusive Metrics Diff for Current Function			47,100	19.6%	-4,000	-25.0%	-6,520	-132.5%	624	17.4%
*Parent functions*
twig_render_var	51	N/A%	123,126	51.2%	12,001	75.0%	23,152	470.6%	3,352	93.7%
run_init::templates/views-view-unformatted.tpl.php	0	N/A%	45,587	18.9%	4,001	25.0%	0	0.0%	200	5.6%
theme_input	0	N/A%	12,914	5.4%	4,000	25.0%	0	0.0%	0	0.0%
run_init::templates/user.tpl.php	-51	N/A%	-27,024	-11.2%	-4,000	-25.0%	-18,272	-371.4%	0	0.0%
run_init::templates/views-view.tpl.php	0	N/A%	1,343	0.6%	4,000	25.0%	0	0.0%	0	0.0%
run_init::templates/region.tpl.php	0	N/A%	2,363	1.0%	-4,000	-25.0%	0	0.0%	0	0.0%
theme_menu_link	0	N/A%	1,805	0.7%	0	0.0%	0	0.0%	0	0.0%
theme_item_list	0	N/A%	1,519	0.6%	0	0.0%	24	0.5%	0	0.0%
theme_html_tag	0	N/A%	9,315	3.9%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/html.tpl.php	0	N/A%	2,908	1.2%	0	0.0%	0	0.0%	0	0.0%
theme_links	0	N/A%	2,930	1.2%	0	0.0%	0	0.0%	0	0.0%
theme_form	0	N/A%	2,207	0.9%	0	0.0%	16	0.3%	0	0.0%
theme_container	0	N/A%	1,131	0.5%	0	0.0%	0	0.0%	0	0.0%
theme_form_element	0	N/A%	43,458	18.1%	0	0.0%	0	0.0%	24	0.7%
l	0	N/A%	2,301	1.0%	0	0.0%	0	0.0%	0	0.0%
run_init::templates/block.tpl.php	0	N/A%	9,426	3.9%	0	0.0%	0	0.0%	0	0.0%
theme_form_required_marker	0	N/A%	1,723	0.7%	0	0.0%	0	0.0%	0	0.0%
theme_form_element_label	0	N/A%	3,670	1.5%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Template\AttributeValueBase::render	51	33.3%	168,917	70.2%	16,001	100.0%	11,440	232.5%	2,952	82.6%
is_object	51	33.3%	10,404	4.3%	4,001	25.0%	0	0.0%	0	0.0%
Drupal\Core\Template\AttributeValueBase::printed	51	33.3%	14,281	5.9%	0	0.0%	0	0.0%	0	0.0%