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