Update storage-providers.md
Added note about premium storage accounts
@@ -1004,6 +1004,10 @@ the driver name.
going to Subscriptions->Your `subscriptionID`->Access Control (IAM). From
there, add your app registration as a user, which you will have to search for
by name. Grant the role of "Owner".
+* You should carefully check that your VM is compatible with the storage account you want
+ to use. For example, if you need Azure Premium storage your machine should be
+ of a compatible size (e.g. DS_V2, FS). For more details see the available VM
+ [sizes](https://docs.microsoft.com/en-us/azure/virtual-machines/virtual-machines-windows-sizes).
#### Examples
Below is a full `config.yml` that works with Azure UD
