User Manual

Table 3. Flex-RAID levels and data protection
Can I add a disk to for data
protection?
RAID LevelNumber of Disks per Volume
Yes. Converts to RAID 1. (Additional
disk provides redundancy.)
JBOD1
No. (Volume protection is already
redundant.)
RAID 12
Yes. Converts to RAID 5.RAID 02 or more
Yes. (Additional disk provides dual
redundancy and converts the volume to
RAID 6.)
RAID 53 or more
No. (Volume protection is already
redundant.)
RAID 104 or more (even number)
No. (Volume is already protected with
dual redundancy.)
RAID 64 or more
Add Protection to a Flex-RAID Volume
To add protection to a Flex-RAID volume:
1. Add disks to the ReadyNAS, if necessary.
For more information about how to add a disk to your ReadyNAS system, see the hardware manual for
your system, which is available at http://www.netgear.com/support/product/ReadyNAS_OS_6.
2. Log in to the local admin page.
3. Select System > Volumes.
4. Select the volume.
5. Select the unallocated disks to add to the volume.
When you select disks additional buttons appear on the volume.The active buttons change as you add
disks.
6. Select the Add Parity button.
Which buttons are active depends on the volume and the number of disks selected.Note
Volume Configuration
38
ReadyNAS OS 6.9.3