This section explains the recovery procedure when a NAS volume or a NAS backup volume is down due to failure of all the disks in RAID:
Recovery of Thin Provisioning Pool
After disk replacement, create a Thin Provisioning Pool for a NAS volume or a NAS backup volume on the Web Console.
Information
Refer to "Create Thin Provisioning Pool" in the ETERNUS SF Web Console Guide for the procedure to create a Thin Provisioning Pool.
Create NAS volume or NAS backup volume
Use the ETERNUS CLI to create a NAS volume or a NAS backup volume.
Point
Specify the same volume name and volume number as before failure occurrence to create a volume.
Recovery of NAS volume or NAS backup volume
When recovering a NAS volume, restore from a NAS backup volume.
Information
Refer to "Restore to NAS Volume" in the ETERNUS SF Web Console Guide for information on the procedures for restoring from the NAS backup volume to the NAS volume.
Note
If the restore fails, data corruption may possibly be occurring on the NAS volume. Remove the cause of the failure and try the restore again.
When recovering a NAS backup volume, restore from the secondary backup volume.
Information
Refer to "3.10.5 Concerning Secondary Backup of NAS Volume and Use of Data on Different Storage Devices" for the restore procedure from secondary backup volume to NAS backup volume.
