DataDisk interface 
The data disk of the VMSS.
Properties
| caching | The type of caching to be enabled for the data disks. The default value for caching is readwrite. For information about the caching options see: https://blogs.msdn.microsoft.com/windowsazurestorage/2012/06/27/exploring-windows-azure-drives-disks-and-images/. | 
| disk | The initial disk size in gigabytes. | 
| drive | The drive letter for the empty data disk. If not specified, it will be the first available letter. | 
| storage | The storage Account type to be used for the data disk. If omitted, the default is "standard_lrs". | 
Property Details
caching
The type of caching to be enabled for the data disks. The default value for caching is readwrite. For information about the caching options see: https://blogs.msdn.microsoft.com/windowsazurestorage/2012/06/27/exploring-windows-azure-drives-disks-and-images/.
caching?: stringProperty Value
string
		diskSizeGiB
	  
	The initial disk size in gigabytes.
diskSizeGiB?: numberProperty Value
number
		driveLetter
	 
	The drive letter for the empty data disk. If not specified, it will be the first available letter.
driveLetter?: stringProperty Value
string
		storageAccountType
	  
	The storage Account type to be used for the data disk. If omitted, the default is "standard_lrs".
storageAccountType?: stringProperty Value
string