ZyXEL Communications NAS Series, User Manual

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Chapter 4 Web Configurator Basics
Cloud Storage User’s Guide
38
Expand Volumes or Disk Groups
As your content grows, you can do the following to expand the storage capacity of a volume or disk
group without losing stored data.
Use the Volume screen to configure and manage internal volumes. From the Storage screen, click
Volume to open the screen as shown.
Note: Configure and manage external volumes through the administrator mode. See
Section 4.6 on page 85 for more information.
Figure 22
Storage Volume
Table 9
Expand Volumes and Disk Groups
EXPANSION
METHOD
DESCRIPTION
Using
unallocated disk
space You can add more storage space to a volume if there is still some space unallocated on the
same disk group.
Adding disks You can add one or more disks to a JBOD, RAID 1 or RAID 5.
The hard disk you want to add must have capacity equal to or greater than the smallest
disk in the volume or disk group.
Replacing with
larger disks You can replace smaller disks in a RAID 1, RAID 5, or RAID 6 with larger disks.
Replace disks one-by-one.
Replace the smallest disk in the volume or disk group first.
After replacing a disk, you must use the Storage screen’s Manage link to repair the
volume.
What for the repair process to complete before you replace another disk.