XHProf: Hierarchical Profiler Report

Diff Report: Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip: Click a function name below to drill down.

Drupal\file\Plugin\Field\FieldFormatter\GenericFileFormatter::viewElements	Run #539201f8938f4	Run #539203c57074d	Diff	Diff%
Number of Function Calls	1	1	0	0.0%
Incl. Wall Time (microsec)	193	189	-4	-2.1%
Incl. Wall Time (microsec) per call	193	189	-4	-2.1%
Excl. Wall Time (microsec)	47	46	-1	-2.1%
Incl. CPU (microsecs)	195	192	-3	-1.5%
Incl. CPU (microsecs) per call	195	192	-3	-1.5%
Excl. CPU (microsec)	35	36	1	2.9%
Incl. MemUse (bytes)	5,688	5,688	0	0.0%
Incl. MemUse (bytes) per call	5,688	5,688	0	0.0%
Excl. MemUse (bytes)	1,564	1,564	0	0.0%
Incl. PeakMemUse (bytes)	5,200	5,200	0	0.0%
Incl. PeakMemUse (bytes) per call	5,200	5,200	0	0.0%
Excl. PeakMemUse (bytes)	1,516	1,516	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\file\Plugin\Field\FieldFormatter\GenericFileFormatter::viewElements	0	N/A%	-4	-1.6%	-3	-0.6%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-1	-25.0%	1	33.3%	0	N/A%	0	N/A%
*Parent function*
Drupal\Core\Field\FormatterBase::view	0	N/A%	-4	-100.0%	-3	-100.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Field\FieldItemBase::__unset	0	N/A%	-2	-50.0%	-3	-100.0%	0	N/A%	0	N/A%
Drupal\Core\Field\FieldItemBase::__get	0	N/A%	-2	-50.0%	-1	-33.3%	0	N/A%	0	N/A%
Drupal\Core\Field\FieldItemBase::__isset	0	N/A%	1	25.0%	1	33.3%	0	N/A%	0	N/A%
Drupal\file\Plugin\Field\FieldType\FileItem::isDisplayed	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%
Drupal\Core\TypedData\Plugin\DataType\ItemList::getIterator	0	N/A%	0	0.0%	-1	-33.3%	0	N/A%	0	N/A%