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Promise Technology
n
d
umber oF
riVes
The table below shows the number of drives required for each RAID level
Level
Number of drives
RAID 0
1 or more
RAID 1
2 only
RAID 1E
2 to more
RAID 3
3 to 32
RAID 5
3 to 32
*Must be an even number of drives.
d
s
n
rIve
lot
umberIng
You can install any suitable disk drive into any slot in the enclosure. The diagram be-
low shows how drive slots are numbered on the Vess A3340Ps/A3340Pd.
Slot numbering is reflected in the web manager GUI and CLI/CLU user interfaces.
Drive slot numbering for Vess A3340Ps/A3340Pd
r
equired
14
Quick Installation Guide
Level
Number of drives
RAID 6
4 to 32
RAID 10
4 or more*
RAID 30
6 or more
RAID 50
6 or more
RAID 60
8 or more
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