XHProf: Hierarchical Profiler Report

Diff Report: Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

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

Drupal\Core\Template\Attribute::__construct	Run #519d44ffb3845	Run #519d45fd795a4	Diff	Diff%
Number of Function Calls	387	508	121	31.3%
Incl. Wall Time (microsec)	14,897	18,619	3,722	25.0%
Incl. Wall Time (microsec) per call	38	37	-2	-4.8%
Excl. Wall Time (microsec)	3,578	4,534	956	26.7%
Incl. CPU (microsecs)	15,300	19,119	3,819	25.0%
Incl. CPU (microsecs) per call	40	38	-2	-4.8%
Excl. CPU (microsec)	3,285	4,146	861	26.2%
Incl. MemUse (bytes)	361,540	447,444	85,904	23.8%
Incl. MemUse (bytes) per call	934	881	-53	-5.7%
Excl. MemUse (bytes)	43,300	52,104	8,804	20.3%
Incl. PeakMemUse (bytes)	33,568	33,952	384	1.1%
Incl. PeakMemUse (bytes) per call	87	67	-20	-22.9%
Excl. PeakMemUse (bytes)	5,192	6,024	832	16.0%

Parent/Child Regression/Improvement report for Drupal\Core\Template\Attribute::__construct [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::__construct	121	39.0%	3,722	6.7%	3,819	7.0%	85,904	92.6%	384	0.2%
Exclusive Metrics Diff for Current Function			956	25.7%	861	22.5%	8,804	10.2%	832	216.7%
*Parent functions*
theme_select	20	16.5%	1,139	30.6%	1,158	30.3%	25,680	29.9%	148	38.5%
theme_form_element_label	20	16.5%	864	23.2%	881	23.1%	17,920	20.9%	0	0.0%
template_preprocess_input	10	8.3%	628	16.9%	638	16.7%	12,792	14.9%	-1,124	-292.7%
theme_links	30	24.8%	536	14.4%	559	14.6%	15,240	17.7%	0	0.0%
theme_form_element	20	16.5%	361	9.7%	374	9.8%	10,144	11.8%	0	0.0%
theme@1	0	0.0%	150	4.0%	159	4.2%	3,104	3.6%	292	76.0%
l	20	16.5%	23	0.6%	44	1.2%	0	0.0%	0	0.0%
template_preprocess_block_admin_display_form	1	0.8%	20	0.5%	26	0.7%	988	1.2%	1,008	262.5%
template_process_field	0	0.0%	12	0.3%	8	0.2%	0	0.0%	0	0.0%
theme_image	0	0.0%	-10	-0.3%	-15	-0.4%	0	0.0%	60	15.6%
template_preprocess_views_view_unformatted	0	0.0%	-5	-0.1%	-6	-0.2%	0	0.0%	0	0.0%
theme_rdf_template_variable_wrapper	0	0.0%	-5	-0.1%	-12	-0.3%	0	0.0%	0	0.0%
theme_container	0	0.0%	4	0.1%	4	0.1%	0	0.0%	0	0.0%
theme_item_list	0	0.0%	4	0.1%	2	0.1%	0	0.0%	0	0.0%
theme_html_tag	0	0.0%	2	0.1%	-1	-0.0%	-4	-0.0%	0	0.0%
theme_form	0	0.0%	-2	-0.1%	1	0.0%	56	0.1%	0	0.0%
theme_username	0	0.0%	2	0.1%	-1	-0.0%	0	0.0%	0	0.0%
theme	0	0.0%	-1	-0.0%	2	0.1%	0	0.0%	0	0.0%
template_preprocess_html	0	0.0%	0	0.0%	-1	-0.0%	0	0.0%	0	0.0%
theme_form_required_marker	0	0.0%	0	0.0%	-2	-0.1%	-16	-0.0%	0	0.0%
theme@2	0	0.0%	0	0.0%	-1	-0.0%	0	0.0%	0	0.0%
theme_menu_link	0	0.0%	0	0.0%	2	0.1%	0	0.0%	0	0.0%
*Child function*
Drupal\Core\Template\Attribute::offsetSet	189	100.0%	2,766	74.3%	2,958	77.5%	77,100	89.8%	-448	-116.7%