ZyXEL Communications NAS540, User Manual

Page: 70 / 372

Chapter 8 Storage Manager
Cloud Storage User’s Guide
70
Figure 43
Disk Group
The following table describes the labels in this screen.
Table 16
Disk Group
LABEL DESCRIPTION
Create Click this to format internal hard disks and create a new disk group. All data on the disk(s)
will be lost.
Note: This button is not available while the NAS is creating, deleting, or changing the RAID
type of any volume or disk group.
Manage Select a volume and click Manage to edit, repair, or expand the volume.
Note: This button is available only when you can repair, expand or change RAID type.
Delete Select a disk group and click Delete to remove it.
Note: If you delete a disk group, all data in the disk group is erased.
Add Hot Spare Select a RAID 1 or RAID 5 disk group and click Add Hot Spare to add another disk as a
hot-spare (standby) to the RAID array. See Section 8.6 on page 98 for more information.
Note: The capacity of the disk you are adding must be equal to or greater than the largest
disk in the RAID 1 or RAID 5 array.
Note: You need four hard disks installed to use RAID 5 with hotspare.
Remove Hot
Spare Select a RAID 1 or RAID 5 disk group and click Remove Hot Spare to remove the standby
drive from the RAID array.