3Ware 7000-2 User Guide - Page 52
3Ware 7000-2 - Escalade RAID Controller Manual
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Page 52 highlights
3ware Escalade ATA RAID Controller User Guide a single disk. RAID 5 arrays require a minimum of three drives. Configurations consist of at least 3 drives and up to 12 drives. 3ware Disk Array Configuration Available Drives: Port 0 - QUANTUM FIREBALLP KX27.3 Disk Arrays: Array Unit 1 - 3 drive 64K RAID 5 Port 1 - IBM-DTLA-387815 Init RAID5 Array Unit Port 2 - IBM-DTLA-387815 Port 3 - IBM-DTLA-387815 Percentage done : 25% 512 M 1.0GB 512 M 1 512 M 512 M Create Array Delete Array Maintain Array Rebuild Array Alt-F1 Help Previous/Next $ Toggle Hot Spare Enter Select/Deselect F8 Done Esc Cancel F6 Restore Initial Values Figure 14. BIOS Initialization Screen for RAID 5 Select striping size For a RAID 0 or RAID 10 configuration select the striping size. Sizes of 64K, 128K, 256K, 512K or 1M are selected using the Stripe Size box shown in Figure 12. RAID 5 only allows a 64K stripe size. RAID 1 does not allow the user to select the striping size. Select write cache properties The Escalade ATA RAID Controller gives you a choice of disabling the write cache for your disk arrays. Write cache is used to store data locally on the drive before it is written to the disk, allowing the computer to continue with its next task. Enabling the write cache 52 www.3ware.com
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