Lenovo ThinkServer RD230, Software User'S Manual

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4-20 WebBIOS Configuration Utility
independently. If a drive fails, the RAID controller uses the parity drive to
recreate all missing information. You can use RAID 5 for office
automation and online customer service that require fault tolerance.
In addition, RAID 5 is good for any application that has high read request
rates but low write request rates.
When you select Manual Configuration and click Next , the Disk Group
Definition screen appears. You use this screen to select drives to create
drive groups.
1. Hold <Ctrl> while you select at least three ready drives in the
Physical Drives panel on the left.
2. Click Add To Array to move the drives to a proposed drive group
configuration in the Disk Groups panel on the right, as shown in
Figure 4.10 .
If you need to undo the changes, click the Reclaim button.
Figure 4.10 WebBIOS Disk Group Definition Screen
3. When you have finished selecting drives for the drive group, click
Accept DG .