Creating A Logical Drive - Promise Technology VessRAID 1740s Product Manual

Creating a Logical Drive

You can create logical drives on existing disk arrays if there is available space in
the array. For more information on the choices below, see "Chapter 8:
Technology Background" on page 217.
To create a logical drive from an existing disk array:
1. To Press the
2. Press the
3. Press the
4. Press the
5. Press the
6. Press the
7. Press the
Note that the available RAID levels depend on the number of physical drives
in your disk array.
8. Press the
The display shows the maximum available capacity.
9. Press the
10. Press the
The display shows the default stripe size.
The choices are 64 KB, 128 KB, 256 KB, 512 KB, and 1 MB.
11. Press the
12. Press the
The display shows the default sector size.
The choices are 512 B; 1 KB, 2 KB, and 4 KB
13. Press the
The display shows the default read policy.
The choices are ReadCache, ReadAhead and None.
14. Press the
15. Press the
The display shows the default write policy.
The choices are WriteBack and WriteThru (write though).
16. Press the
17. Press the
or button until the display says Array Configure.
button and the display says Auto Configure.
or button until the display says Advanced Configure.
or button until the display says Logical Disk Create.
button again and the display says 000.
button again and the display says RAID Level.
or button until the display shows the RAID level you want.
button to choose the RAID level shown on the screen.
or button until the display shows the capacity you want.
button to choose the capacity shown on the screen.
or button until the display shows the stripe size you want.
button to choose the stripe size shown on the screen.
or button until the display shows the sector size you want.
or button until the display shows the read policy you want.
button to choose the read policy shown on the screen.
or button until the display shows the write policy you want.
button to choose the write policy shown on the screen.
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Managing Disk Arrays