3Ware 9550SX-4LP User Guide - Page 32

Enter, Array Name, arrow keys, RAID Configuration, Stripe Size

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Chapter 3. First-Time RAID Configuration Using 3BM 3 Make sure that the proper drives are listed. Figure 9. Create Disk Array Display, RAID 0 Example To name the unit and select the desired RAID configuration 1 (Optional) Press Enter in the Array Name field and type a name for the unit. Then press Enter again to accept the name. 2 Use the arrow keys or press Tab to move to the RAID Configuration field and press Enter to display the available RAID levels for the number of drives you selected. Figure 10. List of Configuration Choices for Four Drives 3 Use the arrow keys to highlight the desired RAID configuration and press Enter. For information about the different RAID levels and when to use each, see "Understanding RAID Concepts and Levels" on page 5. 4 Use the arrow keys or press Tab to move to the field Stripe Size and select the desired stripe size (16KB, 64KB, or 256KB). Note: Striping size is not applicable for RAID 1, because it is a mirrored unit without striping. In general, use smaller stripe sizes for sequential access (such as video access) and larger stripe sizes for random access (such as a database). 22 3ware Serial ATA RAID Controller User Guide

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Chapter 3. First-Time RAID Configuration Using 3BM
22
3ware Serial ATA RAID Controller User Guide
3
Make sure that the proper drives are listed.
Figure 9.
Create Disk Array Display, RAID 0 Example
To name the unit and select the desired RAID configuration
1
(Optional)
Press
Enter
in the
Array Name
field and type a name for the
unit. Then press
Enter
again to accept the name.
2
Use the
arrow keys
or press
Tab
to move to the
RAID Configuration
field and press
Enter
to display the available RAID levels for the number
of drives you selected.
Figure 10.
List of Configuration Choices for Four Drives
3
Use the
arrow keys
to highlight the desired RAID configuration and
press
Enter
.
For information about the different RAID levels and when to use each,
see “Understanding RAID Concepts and Levels” on page 5.
4
Use the
arrow keys
or press
Tab
to move to the field
Stripe Size
and
select the desired stripe size (16KB, 64KB, or 256KB).
Note:
Striping size is not applicable for RAID 1, because it is a
mirrored unit without striping.
In general, use smaller stripe sizes for sequential access (such as video
access) and larger stripe sizes for random access (such as a database).