3Ware 9550SXU16MLB10 User Guide - Page 71

RAID 0, Single Disk, and Spare Disk., Configuring a Unit in 3DM, Type.

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3DM 2 Reference Figure 24. Configuring a Unit in 3DM For more detailed instructions, see "Configuring Units in 3DM via the Maintenance Page" on page 84. Type. The drop-down list lists the possible RAID configurations for the drives selected in the list of Available Drives. Available configurations may include RAID 0, RAID 1, RAID 5, RAID 10, RAID 50, Single Disk, and Spare Disk. For information about these configurations, see "Available RAID Configurations" on page 9. When you are configuring a RAID 50 with twelve drives, an additional field appears, in which you select the number of drives per subunit-3, 4, or 6. Figure 25. Configuring a RAID 50 with 12 Drives Stripe. The drop-down list of stripe sizes lists the possible stripe sizes for the configuration you selected in the RAID level drop-down. The default stripe size of 64KB will give the best performance with applications that have many sequential reads and writes. A larger stripe size will give better performance with applications that have a lot of random reads www.3ware.com 65

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3DM 2 Reference
www.3ware.com
65
Figure 24. Configuring a Unit in 3DM
For more detailed instructions, see “Configuring Units in 3DM via the
Maintenance Page” on page 84.
Type.
The drop-down list lists the possible RAID configurations for the drives
selected in the list of Available Drives. Available configurations may include
RAID 0, RAID 1, RAID 5, RAID 10, RAID 50, Single Disk, and Spare Disk.
For information about these configurations, see “Available RAID
Configurations” on page 9.
When you are configuring a RAID 50 with twelve drives, an additional field
appears, in which you select the number of drives per subunit—3, 4, or 6.
Figure 25. Configuring a RAID 50 with 12 Drives
Stripe.
The drop-down list of stripe sizes lists the possible stripe sizes for the
configuration you selected in the RAID level drop-down.
The default stripe size of 64KB will give the best performance with
applications that have many sequential reads and writes. A larger stripe size
will give better performance with applications that have a lot of random reads