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3ware Escalade ATA RAID Controller Installation Guide
36
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Figure 11. Delete Disk Array Display
Navigate to the Delete Array button and hit Enter to bring up the
Delete Disk Array display. Check that the correct drives are listed.
Select the OK key to confirm deleting the array or Cancel to reject
it. Recall that the array is not actually deleted and no data will be
overwritten until you have finished making all your changes and
selected the F8 key.
How to maintain or verify a disk array
The Maintain Disk Array (see Figure 12) shows the current disk
array configuration that you have selected. The array’s Write
Cache State can be changed. Refer to Select write cache proper-
ties paragraph in the Creating a disk array section. Verify Array
can be specified as no or yes. The default is no. Ye s launches a fore-
ground process that checks the data integrity of a fault tolerant
Restore Initial Values
Previous/Next
Toggle Hot Spare
Cancel
Select/Deselect
Done
Alt-F1
F6
Enter
F8
$
Esc
Help
3ware Disk Array Configuration
Create Array
Delete Array
Maintain Array
Rebuild Array
Available Drives:
Disk Arrays:
*Array Unit 0 - 4 drive 64K RAID 0 120.0GB
Port 0 - QUANTUM FIREBALLP LM30 30.0GB
Port 1 - QUANTUM FIREBALLP LM30 30.0GB
Port 2 - QUANTUM FIREBALLP LM30 30.0GB
Port 3 - QUANTUM FIREBALLP LM30 30.0GB
3ware Disk Array Configuration Utility
www.3ware.com
37
array. If the verify array process determines that the mirrored drives
are not identical or the parity is not correct, the array is degraded
and the rebuild process is launched.
Figure 12. Maintain Disk Array Display
Note:
Fault tolerant arrays can not be verified until
after they are initialized. For RAID 1 and 10 arrays the
initial verify must first be done in 3DM, otherwise the
initialization will not be done.
Rebuilding a mirrored disk array
Escalade ATA RAID Controllers allow you to create fault tolerant
disk arrays by selecting a mirrored RAID 1 or RAID 10 array.
These disk arrays store identical data on two or more drives to pro-
tect against drive failure. If one or more of the drives of a mirrored
Maintain Disk Array
enabled
no
Cancel
OK
The array listed below can have its write cache state changed.
Verify checks the data integrity of a fault tolerant array.
Array Unit 2 - 2 drive Mirror 30.0GB
Port 2 - QUANTUM FIREBALLP LM30 30.0GB
Port 3 - QUANTUM FIREBALLP LM30 30.0GB
Array's Write Cache State:
Verify Array:
HelpAlt-F1
Change ValueEnter
Previous/Next
CancelEsc