Use Table 5.9 to plan the array configuration.
| Table 5.9 | Array Configuration Planner |
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| Possible | Relative |
| Fault | Effective |
| # of Drives | RAID Levels | Performance |
| Tolerance | Capacity |
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| 1 | None | Excellent |
| No | 100% |
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| 1 | RAID 0 | Excellent |
| No | 100% |
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| 2 | None | Excellent |
| No | 100% |
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| 2 | RAID 0 | Excellent |
| No | 100% |
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| 2 | RAID 1 | Good |
| Yes | 50% |
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| 3 | None | Excellent |
| No | 100% |
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| 3 | RAID 0 | Excellent |
| No | 100% |
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| 3 | RAID 5 | Good |
| Yes | 67% |
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| 4 | None | Excellent |
| No | 100% |
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| 4 | RAID 0 | Excellent |
| No | 100% |
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| 4 | RAID 5 | Good |
| Yes | 75% |
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| 4 | RAID 10 | Good |
| Yes | 50% |
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| 5 | None | Excellent |
| No | 100% |
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| 5 | RAID 0 | Excellent |
| No | 100% |
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| 5 | RAID 5 | Good |
| Yes | 80% |
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| 6 | None | Excellent |
| No | 100% |
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| 6 | RAID 0 | Excellent |
| No | 100% |
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| 6 | RAID 5 | Good |
| Yes | 83% |
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| 6 | RAID 10 | Good |
| Yes | 50% |
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| 6 | RAID 50 | Good |
| Yes | 67% |
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| 7 | None | Excellent |
| No | 100% |
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| 7 | RAID 0 | Excellent |
| No | 100% |
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| 7 | RAID 5 | Good |
| Yes | 86% |
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| 8 | None | Excellent |
| No | 100% |
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Configuring Physical Drives, Arrays, and Logical Drives |
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Copyright © 2002 by LSI Logic Corporation. All rights reserved.