ldm add-vdsdev [-fq] [options={ro,slice,excl}] [mpgroup=mpgroup] \ backend volume-name@service-name
ldm add-vdisk [timeout=seconds] [id=disk-id] disk-name volume-name@service-name domain-name
You can specify a custom ID of a new virtual disk device by setting the id property. By default, ID values are automatically generated, so set this property if you need to match an existing device name in the OS. See Virtual Disk Identifier and Device Name.