XHProf: Hierarchical Profiler Report

Diff Report: Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\Core\Field\FieldItemList::__get	Run #52f2e62091f2c	Run #52f2e60305388	Diff	Diff%
Number of Function Calls	12	12	0	0.0%
Incl. Wall Time (microsec)	1,792	1,784	-8	-0.4%
Incl. Wall Time (microsec) per call	149	149	-1	-0.4%
Excl. Wall Time (microsec)	67	82	15	22.4%
Incl. CPU (microsecs)	1,665	1,645	-20	-1.2%
Incl. CPU (microsecs) per call	139	137	-2	-1.2%
Excl. CPU (microsec)	52	47	-5	-9.6%
Incl. MemUse (bytes)	73,168	73,152	-16	-0.0%
Incl. MemUse (bytes) per call	6,097	6,096	-1	-0.0%
Excl. MemUse (bytes)	4,744	4,744	0	0.0%
Incl. PeakMemUse (bytes)	150,688	150,728	40	0.0%
Incl. PeakMemUse (bytes) per call	12,557	12,561	3	0.0%
Excl. PeakMemUse (bytes)	3,672	3,672	0	0.0%

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\Field\FieldItemList::__get	0	N/A%	-8	-0.6%	-20	-0.7%	-16	-7.7%	40	5.6%
Exclusive Metrics Diff for Current Function			15	187.5%	-5	-25.0%	0	0.0%	0	0.0%
*Parent functions*
shortcut_renderable_links	0	N/A%	-23	-287.5%	-29	-145.0%	-16	-100.0%	40	100.0%
Drupal\Core\Entity\ContentEntityBase::setDefaultLangcode	0	N/A%	12	150.0%	13	65.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\ContentEntityBase::id	0	N/A%	2	25.0%	-1	-5.0%	0	0.0%	0	0.0%
Drupal\shortcut\Entity\Shortcut::getRouteName	0	N/A%	1	12.5%	-2	-10.0%	0	0.0%	0	0.0%
Drupal\Core\Entity\ContentEntityBase::label	0	N/A%	0	0.0%	-1	-5.0%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Field\FieldItemBase::__get	0	N/A%	-23	-287.5%	-23	-115.0%	-16	-100.0%	40	100.0%
Drupal\Core\TypedData\Plugin\DataType\ItemList::first	0	N/A%	0	0.0%	8	40.0%	0	0.0%	0	0.0%