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Avago Technologies MegaRAID Fast Path Software User Manual

Page 105

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LSI Corporation Confidential

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July 2011

Page 105

MegaRAID SAS Software User Guide

Chapter 4: WebBIOS Configuration Utility

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Creating a Storage Configuration

RAID 60 can support up to eight spans and tolerate up to 16 drive failures, though less
than total drive capacity is available. Two drive failures can be tolerated in each RAID 6
level drive group.

RAID 60 is appropriate when used with data that requires high reliability, high request
rates, high data transfer, and medium-to-large capacity.

When you select Manual Configuration and click Next, the Drive Group Definition
dialog appears. You use this dialog to select drives to create drive groups.

1. Hold the Ctrl key while selecting at least three ready drives in the Drives panel on

the left.

2. Click Add To Array to move the drives to a proposed drive group configuration in

the Drive Groups panel on the right.

If you need to undo the changes, click Reclaim.

3. Click Accept DG to create a RAID 6 drive group.

An icon for a second drive group appears in the right panel.

4. Click on the icon for the second drive group to select it.

5. Hold the Ctrl key while selecting at least three more ready drives in the Drives

panel to create a second drive group.

6. Click Add To Array to move the drives to a proposed drive group configuration in

the Drive Groups panel on the right, as shown in

Figure 56

.

7. If you need to undo the changes, click Reclaim.

Choose whether to use power saving.