IBM 86604RU - Netfinity 5500 - 4RU, Hardware Maintenance Manual

Page: 48 / 402

Change RAID Level
Options:
Logical
Drive
Raid
Level
Size
(MB)
Change array B from Raid 5 to Raid 0
0
1 5
5 1000
1000
OK
Cancel
3. Select a migrating option from the pull-down list.
Note
The affected logical drives appear based on the
migrating option selected.
4. Click on OK to proceed; then, click on OK to verify
the operation.
5. Select a Ready (RDY) drive to add to the array if you
are migrating to RAID level 5.
Note
If you are migrating to RAID level 0, the last drive
defined in the array becomes RDY.
Adding a physical drive:
The ServeRAID controller supports adding new space to a
disk array as follows:
Ÿ
You can increase the free space in a disk array
without adjusting the size of the logical drives. This is
useful when you need to add logical drives to the
existing disk arrays. Refer to the following illustration.
500 MB
1000 MB
2800 MB
Disk 1 Disk 2
Before LDM
Disk 3
500 MB
1000 MB
4950 MB
Disk 1 Disk 2
After LDM
Disk 3 Disk 4
Logical Drive 0
Logical Drive 1
Free Space
Logical Drive 0
Logical Drive 1
Free Space
For example, an existing disk array uses three,
2150 MB hard disk drives that are configured as two
You can expand currently defined arrays to
new sizes by adding one to three new hard
disk drives.
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Netfinity Server HMM