3Ware 7000-2 - Escalade RAID Controller, Руководство пользователя

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3ware Escalade ATA RAID Controller User Guide
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that is distributed on all drives. If one of the drives is removed,
unplugged or fails on read or write requests, the array is marked as
DEGRADED and the drive is marked as Not In Use or is not dis-
played if no longer available (see Figure 19). When running in
Degraded mode, the missing data is reconstructed from all non-
degraded drives.
Figure 19. Degraded RAID 5 Array Drive When Not in Use
As in the case of RAID 1 and 10 arrays RAID 5 arrays allow you to
read and write data from a degraded disk array, but the array will
not be fault tolerant until it is rebuilt using the Rebuild feature.
(Refer to the
3ware Disk Array Configuration Utility or 3DM Disk
Management Utility chapters for more information.)
Rebuilding a mirrored or RAID 5 array with no hot spare
1 Reboot the system and enter the Disk Array Configuration
Utility .
Restore Initial Values
Previous/Next
Toggle Hot Spare
Cancel
Select/Deselect
Done
Alt-F1
F6
Enter
F8
$
Esc
Help
3 w a r e D i s k A r r a y C o n f i g u r a t i o n
Create Array Delete Array Maintain Array Rebuild Array
Available Drives:
Port 0 - QUANTUM FIREBALLP KX27.3 512 M
Disk Arrays:
Array Unit 1 - 3 drive 64K RAID 5 1.0GB DEGRADED
Port 1 - IBM-DTLA-387815 512 M
Port 2 - IBM-DTLA-387815 512 M Not in Use
Port 3 - IBM-DTLA-387815 512 M