What Are the Requirements for Attaching an EVS Disk to an ECS?¶
The EVS disk and the target ECS must be located in the same AZ.
For a non-shared disk, the EVS disk must be in Available state.
For a shared disk, the target EVS disk must be in In-use or Available state.
The target ECS must be in Running or Stopped state.
A SCSI EVS disk cannot be used as an ECS system disk.
Certain ECSs support SCSI EVS disk attachment. For details, see Which ECSs Can Be Attached with SCSI EVS Disks?