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Chapter 4: MegaRAID BIOS Configuration Utility
Using New Configuration and View/Add Configuration
When you select the NEW CONFIGURATION menu option, the CU deletes the existing
arrays and virtual drives and replaces them with the new configuration that you specify.
The V
IEW/ADD CONFIGURATION menu option lets you view the existing configuration or
add to the existing configuration, if possible.
Follow these steps to configure a disk array using the N
EW CONFIGURATION or VIEW/ADD
C
ONFIGURATION option:
1. SELECT CONFIGURATION J NEW CONFIGURATION or CONFIGURATION→ VIEW/ADD
C
ONFIGURATION from the MANAGEMENT menu.
If you selected NEW CONFIGURATION, select YES to proceed and confirm that you are
erasing the existing storage configuration.
The CU displays an array selection window.
2. Use the arrow keys to select physical drives for the new array.
3. Press the
SPACEBAR to add each selected physical drive to the new array.
When you select a drive, its status changes from READY to ONLIN A[array number]
- [drive number]. For example, ONLIN A00-01 means array 0, disk drive 1.
4. To create a global hotspare drive, highlight a READY disk drive and press F4. Then
select Y
ES from the pop-up menu.
Make sure the capacity of the hotspare drive is equal to or larger than the capacity
of the disks in the array and that it is the same type of drive (SAS or SATA).
5. To define multiple arrays, select all the drives you want for the first array, then press
E
NTER to start selecting drives for the second array, and so on.
6. When you have selected drives for all desired arrays, press F10.
7. Press the
SPACEBAR to select an array, if needed.
Press F10 to continue.
WARNING: If you want to keep the existing data on the storage configuration,
use V
IEW/ADD CONFIGURATION instead of NEW CONFIGURATION.
NOTE: The existing storage configuration will be erased only if you save the
newly created configuration at the end of the process. It you do not save the
new configuration, the CU will restore the previously existing configuration.
NOTE: The hotspare drive will rebuild a failed drive even if it is SAS and the
failed drive is SATA, or vice versa. Once the rebuilt is completed, however, it is
recommended that you replace the new array member with a drive of the same
type.
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