Product manual

Chapter 7: Technology Background
277
RAID 1
A RAID 1 Source logical drive can migrate to the following Target logical drives:
RAID 1E
A RAID 1E Source logical drive can migrate to the following Target logical drives:
Target Requirements
RAID 0 None.
RAID 1E 3 or more physical drives.
Add 1 or more physical drives.
RAID 5 3 physical drives minimum, 32 maximum.
RAID 1 must have less than 32 physical drives.
Add 1 or more physical drives.
RAID 10 4 physical drives minimum.
Even number of physical drives.
Add 2 or more physical drives.
RAID 50 6 physical drives minimum, 32 per axle maximum.
Add 4 or more physical drives.
Target Requirements
RAID 0 None.
RAID 1E Add physical drives.
RAID 5 3 physical drives minimum, 32 maximum.
RAID 1E must have less than 32 physical drives.
If existing physical drives have no unused space, add 1 or
more physical drives.
RAID 10 4 physical drives minimum.
Even number of physical drives.
If existing physical drives have no unused space, add 1 or
more physical drives.
RAID 50 6 physical drives minimum, 32 per axle maximum.