# Data Object - VirtualDiskOption

Extends
  VirtualDeviceOption
See also
  LongOption, StorageIOAllocationOption, VirtualDiskOptionVFlashCacheConfigOption
Since
  null

## Data Object Description

Properties

Name | Type | Description
--- | --- | ---
capacityInKB | LongOption |
ioAllocationOption | StorageIOAllocationOption | Since vSphere API 4.1
vFlashCacheConfigOption* | VirtualDiskOptionVFlashCacheConfigOption | Since vSphere API 5.5
Properties inherited from VirtualDeviceOption
autoAssignController, backingOption, busSlotOption, connectOption, controllerType, defaultBackingOptionIndex, deprecated, hotRemoveSupported, licensingLimit, numaSupported, plugAndPlay, type
Properties inherited from DynamicData
None

*Need not be set