XHProf: Hierarchical Profiler Report

Diff Report: Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Form\FormBuilder::doBuildForm@5	Run #52e436ce9c71d	Run #52e4374042ace	Diff	Diff%
Number of Function Calls	3	3	0	0.0%
Incl. Wall Time (microsec)	402	396	-6	-1.5%
Incl. Wall Time (microsec) per call	134	132	-2	-1.5%
Excl. Wall Time (microsec)	67	66	-1	-1.5%
Incl. CPU (microsecs)	405	400	-5	-1.2%
Incl. CPU (microsecs) per call	135	133	-2	-1.2%
Excl. CPU (microsec)	54	59	5	9.3%
Incl. MemUse (bytes)	31,752	31,744	-8	-0.0%
Incl. MemUse (bytes) per call	10,584	10,581	-3	-0.0%
Excl. MemUse (bytes)	-2,160	-2,168	-8	-0.4%
Incl. PeakMemUse (bytes)	31,080	30,984	-96	-0.3%
Incl. PeakMemUse (bytes) per call	10,360	10,328	-32	-0.3%
Excl. PeakMemUse (bytes)	0	0	0	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*
Drupal\Core\Form\FormBuilder::doBuildForm@5	0	N/A%	-6	-0.5%	-5	-0.5%	-8	-0.0%	-96	-0.1%
Exclusive Metrics Diff for Current Function			-1	-16.7%	5	100.0%	-8	-100.0%	0	0.0%
*Parent function*
Drupal\Core\Form\FormBuilder::doBuildForm@4	0	N/A%	-6	-100.0%	-5	-100.0%	-8	-100.0%	-96	-100.0%
*Child functions*
Drupal\Core\Form\FormBuilder::drupalHtmlId	0	N/A%	-3	-50.0%	-3	-60.0%	0	0.0%	0	0.0%
call_user_func_array@2	0	N/A%	-2	-33.3%	-3	-60.0%	0	0.0%	0	0.0%
Drupal\Core\Form\FormBuilder::handleInputElement	0	N/A%	-1	-16.7%	-2	-40.0%	0	0.0%	0	0.0%
Drupal\Core\Form\FormBuilder::doBuildForm@6	0	N/A%	1	16.7%	0	0.0%	0	0.0%	-96	-100.0%
Drupal\Core\Render\Element::children	0	N/A%	0	0.0%	-1	-20.0%	0	0.0%	0	0.0%
implode	0	N/A%	0	0.0%	-1	-20.0%	0	0.0%	0	0.0%
array_merge	0	N/A%	0	0.0%	0	0.0%	0	0.0%	0	0.0%