XHProf: Hierarchical Profiler Report

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

Drupal\Core\Form\FormBuilder::doBuildForm@5	Run #539205a48c548	Run #539206aca7ae8	Diff	Diff%
Number of Function Calls	6	6	0	0.0%
Incl. Wall Time (microsec)	1,554	1,399	-155	-10.0%
Incl. Wall Time (microsec) per call	259	233	-26	-10.0%
Excl. Wall Time (microsec)	273	235	-38	-13.9%
Incl. CPU (microsecs)	1,565	1,403	-162	-10.4%
Incl. CPU (microsecs) per call	261	234	-27	-10.4%
Excl. CPU (microsec)	241	200	-41	-17.0%
Incl. MemUse (bytes)	26,636	26,632	-4	-0.0%
Incl. MemUse (bytes) per call	4,439	4,439	-1	-0.0%
Excl. MemUse (bytes)	-216	-216	0	0.0%
Incl. PeakMemUse (bytes)	23,164	23,104	-60	-0.3%
Incl. PeakMemUse (bytes) per call	3,861	3,851	-10	-0.3%
Excl. PeakMemUse (bytes)	2,544	2,496	-48	-1.9%

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\Form\FormBuilder::doBuildForm@5	0	N/A%	-155	-3.4%	-162	-4.3%	-4	-0.0%	-60	-0.1%
Exclusive Metrics Diff for Current Function			-38	-24.5%	-41	-25.3%	0	0.0%	-48	-80.0%
*Parent function*
Drupal\Core\Form\FormBuilder::doBuildForm@4	0	N/A%	-155	-100.0%	-162	-100.0%	-4	-100.0%	-60	-100.0%
*Child functions*
Drupal\Core\Form\FormBuilder::drupalHtmlId	0	N/A%	-64	-41.3%	-64	-39.5%	0	0.0%	0	0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@6	0	N/A%	-18	-11.6%	-19	-11.7%	-4	-100.0%	8	13.3%
Drupal\Core\Form\FormBuilder::handleInputElement	0	N/A%	-16	-10.3%	-15	-9.3%	0	0.0%	0	0.0%
Drupal\Core\Render\Element::children	0	N/A%	-11	-7.1%	-10	-6.2%	0	0.0%	0	0.0%
call_user_func_array@2	0	N/A%	-6	-3.9%	-7	-4.3%	0	0.0%	-20	-33.3%
implode	0	N/A%	-3	-1.9%	-6	-3.7%	0	0.0%	0	0.0%
array_merge	0	N/A%	1	0.6%	0	0.0%	0	0.0%	0	0.0%