XHProf: Hierarchical Profiler Report

Diff Report: Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Render\Element::setAttributes	Run #53923d861ff11	Run #53923e49d2b58	Diff	Diff%
Number of Function Calls	19	19	0	0.0%
Incl. Wall Time (microsec)	345	340	-5	-1.4%
Incl. Wall Time (microsec) per call	18	18	-0	-1.4%
Excl. Wall Time (microsec)	281	276	-5	-1.8%
Incl. CPU (microsecs)	376	369	-7	-1.9%
Incl. CPU (microsecs) per call	20	19	-0	-1.9%
Excl. CPU (microsec)	270	260	-10	-3.7%
Incl. MemUse (bytes)	7,660	7,652	-8	-0.1%
Incl. MemUse (bytes) per call	403	403	-0	-0.1%
Excl. MemUse (bytes)	7,220	7,212	-8	-0.1%
Incl. PeakMemUse (bytes)	3,588	2,596	-992	-27.6%
Incl. PeakMemUse (bytes) per call	189	137	-52	-27.6%
Excl. PeakMemUse (bytes)	3,244	2,252	-992	-30.6%

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\Render\Element::setAttributes	0	N/A%	-5	-0.3%	-7	-0.6%	-8	-0.9%	-992	-142.5%
Exclusive Metrics Diff for Current Function			-5	-100.0%	-10	-142.9%	-8	-100.0%	-992	-100.0%
*Parent functions*
form_pre_render_textfield	0	N/A%	-10	-200.0%	-11	-157.1%	0	0.0%	0	0.0%
form_pre_render_button	0	N/A%	1	20.0%	1	14.3%	4	50.0%	0	0.0%
template_preprocess_form	0	N/A%	1	20.0%	2	28.6%	0	0.0%	0	0.0%
form_pre_render_password	0	N/A%	1	20.0%	1	14.3%	-12	-150.0%	0	0.0%
template_preprocess_select	0	N/A%	1	20.0%	1	14.3%	0	0.0%	0	0.0%
template_preprocess_textarea	0	N/A%	1	20.0%	0	0.0%	0	0.0%	-992	-100.0%
form_pre_render_search	0	N/A%	0	0.0%	-1	-14.3%	0	0.0%	0	0.0%
form_pre_render_hidden	0	N/A%	0	0.0%	1	14.3%	0	0.0%	0	0.0%
drupal_pre_render_table	0	N/A%	0	0.0%	-1	-14.3%	0	0.0%	0	0.0%
*Child function*
is_int	0	N/A%	0	0.0%	3	42.9%	0	0.0%	0	0.0%