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.

Regression/Improvement summary for Drupal\Core\Field\FieldItemList::__get

Drupal\Core\Field\FieldItemList::__get	Run #539205a48c548	Run #539206aca7ae8	Diff	Diff%
Number of Function Calls	23	23	0	0.0%
Incl. Wall Time (microsec)	14,132	13,837	-295	-2.1%
Incl. Wall Time (microsec) per call	614	602	-13	-2.1%
Excl. Wall Time (microsec)	173	163	-10	-5.8%
Incl. CPU (microsecs)	12,255	12,209	-46	-0.4%
Incl. CPU (microsecs) per call	533	531	-2	-0.4%
Excl. CPU (microsec)	163	157	-6	-3.7%
Incl. MemUse (bytes)	189,132	189,648	516	0.3%
Incl. MemUse (bytes) per call	8,223	8,246	22	0.3%
Excl. MemUse (bytes)	7,096	7,096	0	0.0%
Incl. PeakMemUse (bytes)	201,040	202,504	1,464	0.7%
Incl. PeakMemUse (bytes) per call	8,741	8,805	64	0.7%
Excl. PeakMemUse (bytes)	4,608	4,608	0	0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Field\FieldItemList::__get [View Callgraph Diff]

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%	-295	-6.4%	-46	-1.2%	516	0.5%	1,464	1.5%
Exclusive Metrics Diff for Current Function			-10	-3.4%	-6	-13.0%	0	0.0%	0	0.0%
*Parent functions*
Drupal\node\Entity\Node::getOwner	0	N/A%	-347	-117.6%	-106	-230.4%	516	100.0%	500	34.2%
shortcut_renderable_links	0	N/A%	60	20.3%	59	128.3%	0	0.0%	964	65.8%
Drupal\shortcut\Entity\Shortcut::getCacheTag	0	N/A%	17	5.8%	16	34.8%	0	0.0%	0	0.0%
Drupal\Core\Entity\ContentEntityBase::setDefaultLangcode	0	N/A%	-10	-3.4%	-12	-26.1%	0	0.0%	0	0.0%
Drupal\node\Entity\Node::getCreatedTime	0	N/A%	-9	-3.1%	-6	-13.0%	0	0.0%	0	0.0%
Drupal\node\Entity\Node::isPublished	0	N/A%	-3	-1.0%	-2	-4.3%	0	0.0%	0	0.0%
Drupal\comment\Plugin\Field\FieldWidget\CommentWidget::formElement	0	N/A%	-3	-1.0%	-2	-4.3%	0	0.0%	0	0.0%
Drupal\user\Entity\User::getUsername	0	N/A%	-1	-0.3%	0	0.0%	0	0.0%	0	0.0%
Drupal\node\Entity\Node::isPromoted	0	N/A%	-1	-0.3%	-1	-2.2%	0	0.0%	0	0.0%
Drupal\Core\Entity\ContentEntityBase::getEntityKey	0	N/A%	1	0.3%	10	21.7%	0	0.0%	0	0.0%
Drupal\node\Entity\Node::getChangedTime	0	N/A%	1	0.3%	0	0.0%	0	0.0%	0	0.0%
Drupal\shortcut\Entity\Shortcut::getRouteName	0	N/A%	0	0.0%	1	2.2%	0	0.0%	0	0.0%
Drupal\node\Entity\Node::isSticky	0	N/A%	0	0.0%	-1	-2.2%	0	0.0%	0	0.0%
Drupal\node\Entity\Node::getOwnerId	0	N/A%	0	0.0%	-2	-4.3%	0	0.0%	0	0.0%
*Child functions*
Drupal\Core\Field\FieldItemBase::__get	0	N/A%	-272	-92.2%	-28	-60.9%	516	100.0%	1,464	100.0%
Drupal\Core\TypedData\Plugin\DataType\ItemList::first	0	N/A%	-11	-3.7%	-11	-23.9%	0	0.0%	0	0.0%
Drupal\comment\Plugin\Field\FieldType\CommentItem::__get	0	N/A%	-2	-0.7%	-1	-2.2%	0	0.0%	0	0.0%