Dell PowerEdge H730P User Manual page 22

See the following table for a list of RLM/OCE possibilities.
Table 2. RAID Level Migration
Source RAID Target RAID
Level Level
RAID 0 RAID 0
RAID 0 RAID 1
RAID 0 RAID 5
RAID 0 RAID 6
RAID 1 RAID 0
RAID 1 RAID 5
RAID 1 RAID 6
RAID 5 RAID 0
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Number of Number of
Physical Disks Physical Disks
(Beginning) (End)
1 2 or more
1 2
1 or more 3 or more
1 or more 4 or more
2 2 or more
2 3 or more
2 4 or more
3 or more 3 or more
Capacity Description
Expansion
Possible
Yes Increases
capacity by
adding disks.
No Converts a
non-redundant
virtual disk into
a mirrored
virtual disk by
adding one
disk.
Yes At least one
disk needs to
be added for
distributed
parity data.
Yes At least two
disks need to
be added for
dual distributed
parity data.
Yes Removes
redundancy
while increasing
capacity.
Yes Maintains
redundancy
while doubling
capacity.
Yes Two disks
required to be
added for
distributed
parity data.
Yes Converts to a
non-redundant
virtual disk and
reclaims disk
space used for
distributed
parity data.