Expandthe raid by replacing the disk lvm

1. RAID Group Management
Users can expand a RAID group, add hard drive(s) to a RAID group, migrate a RAID group,
configure a spare drive, enable a bitmap and recover a RAID group for a chosen storage
pool, while the data contained in the RAID group remains intact.
Expanding storage pool capacity
With this function, RAID group capacity can be expanded by replacing hard disk drives in an
array one by one. This option is supported for the following RAID types: RAID 1, RAID 5,
RAID 6 and RAID 10. Follow the steps below to expand a RAID group:
1
.
Select a RAID group and click “Manage” > “Expand
Capacity”.

2.
2. Select at least one hard disk drive. After the description displays “Please remove
this drive”, remove the hard disk drive from the NAS or expansion enclosure.

3.
3. After the description displays “You can replace this drive”, plug in the new hard
disk drive to the drive slot. Repeat the same process for all hard drives to be
replaced. Click “Expand Capacity” to continue.

4.
4. Click “Yes”.
5. The chosen RAID group is
expanded.