XHProf: Hierarchical Profiler Report

Diff Report: Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

_form_set_attributes	Run #539206aca7ae8	Run #539205a48c548	Diff	Diff%
Number of Function Calls	41	40	-1	-2.4%
Incl. Wall Time (microsec)	382	357	-25	-6.5%
Incl. Wall Time (microsec) per call	9	9	-0	-4.2%
Excl. Wall Time (microsec)	272	263	-9	-3.3%
Incl. CPU (microsecs)	426	398	-28	-6.6%
Incl. CPU (microsecs) per call	10	10	-0	-4.2%
Excl. CPU (microsec)	278	265	-13	-4.7%
Incl. MemUse (bytes)	14,848	14,352	-496	-3.3%
Incl. MemUse (bytes) per call	362	359	-3	-0.9%
Excl. MemUse (bytes)	-3,416	-3,408	8	0.2%
Incl. PeakMemUse (bytes)	368	1,796	1,428	388.0%
Incl. PeakMemUse (bytes) per call	9	45	36	400.2%
Excl. PeakMemUse (bytes)	0	524	524	N/A%

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*
_form_set_attributes	-1	-50.0%	-25	-0.5%	-28	-0.7%	-496	-0.5%	1,428	1.5%
Exclusive Metrics Diff for Current Function			-9	-36.0%	-13	-46.4%	8	1.6%	524	36.7%
*Parent functions*
form_pre_render_details	-1	-100.0%	-26	-104.0%	-32	-114.3%	-496	-100.0%	1,012	70.9%
form_pre_render_file	0	0.0%	4	16.0%	4	14.3%	0	0.0%	0	0.0%
form_pre_render_textfield	0	0.0%	-3	-12.0%	3	10.7%	0	0.0%	416	29.1%
form_pre_render_checkbox	0	0.0%	2	8.0%	-1	-3.6%	0	0.0%	0	0.0%
theme_date	0	0.0%	-1	-4.0%	0	0.0%	0	0.0%	0	0.0%
form_pre_render_password	0	0.0%	-1	-4.0%	-1	-3.6%	0	0.0%	0	0.0%
template_preprocess_select	0	0.0%	1	4.0%	4	14.3%	0	0.0%	0	0.0%
form_pre_render_radio	0	0.0%	-1	-4.0%	-1	-3.6%	0	0.0%	0	0.0%
template_preprocess_textarea	0	0.0%	0	0.0%	-5	-17.9%	0	0.0%	0	0.0%
template_preprocess_fieldset	0	0.0%	0	0.0%	1	3.6%	0	0.0%	0	0.0%
*Child function*
array_merge	-1	-100.0%	-16	-64.0%	-15	-53.6%	-504	-101.6%	904	63.3%