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Step 5 Order any optional storage options.
The following table lists storage options.
Storage Options
Feature
BA356
RA450
RA7000
RA3000
Ultra SCSI-
Wide
Differential
JBOD
6 Fast Narrow
Single Ended,
SCSI-2
Ultra SCSI Wide
Single Ended, 6
channels
Fast Narrow Single
Ended, SCSI-2
Hard disk size
2, 4, 9GB
2, 4, 9GB
2, 4, 9GB
2, 4, 9GB
Hot swappable disks
Yes
Yes
Yes
Yes
Disk mirroring in a
clustered environment
No
Yes
Yes
SBB Slots
7 up to 13
24 for disk drives
and cache batteries
in hot-swap
carriers
24 up to 72 with 2
expansion cabinets
7 up to 14
Expansion cabinet
Yes
No
Up to 2
Yes
RAID controller
None
HSZ50
HSZ70
HSZ22
RAID Level
(0, 1, 0+1, and adaptive
3/5)
N/A
Yes
Yes
0, 1, 0+1, 4, 5
Redundant controller
N/A
Optional
Optional
Optional
Controller auto failover
N/A
Yes
Yes
Cache (read/write back)
N/A
32MB up to 64MB
and 128 MB
64MB up to 128
MB
16MB
Cache battery
N/A
Single/controller
Single/controller
Hot swappable cooling
fan
No
Yes (up to 8)
Yes (up to 8)
Power supply
One 180
watt, can
order second
Five can order up
to eight 150 watt
Five can order up
to eight 180 watt
RA450 Options
QTY
Part Number
Description
FR-HSZ50-AF
RA450/HSZ50 controller for redundant controller operation in
RA450 Cluster Kit
Requires
: QB-5JCAA-SA
.
FR-HSSIM-AA
32MB cache module for RA450/HSZ50 controller
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