XHProf: Hierarchical Profiler Report

Diff Report: Run #535139ab6e707: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53513afe3c568: XHProf Run (Namespace=drupal-perf-cottser)
Tip: Click a function name below to drill down.

Drupal\Core\Field\FieldDefinition::getFieldItemClass	Run #535139ab6e707	Run #53513afe3c568	Diff	Diff%
Number of Function Calls	38	38	0	0.0%
Incl. Wall Time (microsec)	838	867	29	3.5%
Incl. Wall Time (microsec) per call	22	23	1	3.5%
Excl. Wall Time (microsec)	470	467	-3	-0.6%
Incl. CPU (microsecs)	871	894	23	2.6%
Incl. CPU (microsecs) per call	23	24	1	2.6%
Excl. CPU (microsec)	275	280	5	1.8%
Incl. MemUse (bytes)	7,480	7,464	-16	-0.2%
Incl. MemUse (bytes) per call	197	196	-0	-0.2%
Excl. MemUse (bytes)	1,480	1,480	0	0.0%
Incl. PeakMemUse (bytes)	19,584	19,584	0	0.0%
Incl. PeakMemUse (bytes) per call	515	515	0	0.0%
Excl. PeakMemUse (bytes)	4,528	4,528	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\FieldDefinition::getFieldItemClass	0	N/A%	29	0.5%	23	0.4%	-16	-0.1%	0	0.0%
Exclusive Metrics Diff for Current Function			-3	-10.3%	5	21.7%	0	0.0%	0	N/A%
*Parent functions*
Drupal\Core\Field\FieldDefinition::getPropertyDefinitions	0	N/A%	29	100.0%	24	104.3%	-16	-100.0%	0	N/A%
Drupal\Core\Field\FieldDefinition::getMainPropertyName	0	N/A%	0	0.0%	-1	-4.3%	0	0.0%	0	N/A%
*Child functions*
Drupal::typedDataManager	0	N/A%	16	55.2%	4	17.4%	-16	-100.0%	0	N/A%
Drupal\Core\TypedData\DataDefinition::getDataType	0	N/A%	6	20.7%	7	30.4%	0	0.0%	0	N/A%
Drupal\Core\TypedData\ListDataDefinition::getItemDefinition	0	N/A%	6	20.7%	7	30.4%	0	0.0%	0	N/A%
Drupal\Core\TypedData\DataDefinition::getClass	0	N/A%	4	13.8%	-7	-30.4%	0	0.0%	0	N/A%
Drupal\Core\Plugin\DefaultPluginManager::getDefinition	0	N/A%	0	0.0%	7	30.4%	0	0.0%	0	N/A%