3Ware 9500S-4LP Installation Guide - Page 40
Drive Capacity Considerations, The capacity of each drive is limited to the capacity of the smallest
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Configuring Units Table 2: Possible Configurations Based on Number of Drives # Drives Possible Configurations 2 3 4 5 6 or more RAID 0 or RAID 1 RAID 0 RAID 1 with hot spare RAID 5 RAID 5 + hot spare RAID 10 Combination of RAID 0, RAID 1, single disks RAID 5 + hot spare RAID 10 + hot spare Combination of RAID 0, RAID 1, hot spare, or single disks RAID 50 Depending on the number of drives, a RAID 50 may contain from 2 to 4 subunits. For example, with 12 drives, possible RAID 50 configurations include 2 subunits of 6, 3 subunits of 4, or 4 subunits of 3. With 10 drives, a RAID 50 will contain 2 subunits of 5 drives each. Combination of RAID 0, 1, 5, 10, hot spare, or single disks Drive Capacity Considerations The capacity of each drive is limited to the capacity of the smallest drive in the array. The total array capacity is defined as follows: Table 3: Drive Capacity RAID Level Capacity RAID 0 RAID 1 (number of drives) X (capacity of the smallest drive) capacity of the smallest drive 32 3ware 9000 Series Serial ATA RAID Controller Installation Guide
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