XHProf: Hierarchical Profiler Report

Diff Report: Run #536ffc2aeacea: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Drupal\Core\Field\FieldDefinition::getFieldItemClass	Run #536ffc2aeacea	Run #536ffbe232db1	Diff	Diff%
Number of Function Calls	62	62	0	0.0%
Incl. Wall Time (microsec)	1,737	1,746	9	0.5%
Incl. Wall Time (microsec) per call	28	28	0	0.5%
Excl. Wall Time (microsec)	795	782	-13	-1.6%
Incl. CPU (microsecs)	1,800	1,801	1	0.1%
Incl. CPU (microsecs) per call	29	29	0	0.1%
Excl. CPU (microsec)	560	556	-4	-0.7%
Incl. MemUse (bytes)	7,360	7,360	0	0.0%
Incl. MemUse (bytes) per call	119	119	0	0.0%
Excl. MemUse (bytes)	264	264	0	0.0%
Incl. PeakMemUse (bytes)	34,984	34,984	0	0.0%
Incl. PeakMemUse (bytes) per call	564	564	0	0.0%
Excl. PeakMemUse (bytes)	7,384	7,384	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%	9	0.3%	1	0.0%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-13	-144.4%	-4	-400.0%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Field\FieldDefinition::getPropertyDefinitions	0	N/A%	11	122.2%	0	0.0%	0	N/A%	0	N/A%
Drupal\Core\Field\FieldDefinition::getMainPropertyName	0	N/A%	-2	-22.2%	1	100.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\TypedData\ListDataDefinition::getItemDefinition	0	N/A%	11	122.2%	3	300.0%	0	N/A%	0	N/A%
Drupal::typedDataManager	0	N/A%	10	111.1%	13	1300.0%	0	N/A%	0	N/A%
Drupal\Core\TypedData\DataDefinition::getClass	0	N/A%	4	44.4%	5	500.0%	0	N/A%	0	N/A%
Drupal\Core\TypedData\DataDefinition::getDataType	0	N/A%	-3	-33.3%	-7	-700.0%	0	N/A%	0	N/A%
Drupal\Core\Plugin\DefaultPluginManager::getDefinition	0	N/A%	0	0.0%	-9	-900.0%	0	N/A%	0	N/A%