ATTO Technology FastStream SC 5700 - Manual (Page 37)

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If you want to continue click Yes. The
configuration completes and the Health and
Status Monitor page appears.
If you wish to start over, click
No.
Adding drives to a RAID group
If you have unallocated drives, you can increase the
number of drives used by an existing RAID group by
adding an unallocated drive to the group. The drives is
configured into a separate partition in the RAID group.
You may have to add more than one drive depending
on the RAID group setup.
1
Follow the instructions in Preliminary steps on
page 31 and click on the RAID Groups arrow
from the Select User Process box.
2 Click on Add Drives to a RAID Group.
3 Click Next.
4 Select the RAID group you wish to add the
drives to from the drop down menu.
5 Click on the drives you wish to add to your RAID
group.
CAUTION CAUTION
Adding drives to an existing RAID group
may adversely impact performance. You
cannot reverse this operation unless you
delete the RAID group.
6 When you have completed your changes, click
on
Commit.
7 A warning box appears noting that information
on the added drives is erased. Back up all data
on the new disks before proceeding. In the
warning box, verify that you want to complete
the configuration by clicking on
Yes. Clicking on
No ends the procedure without making a
change.
8 When the process is complete, the Health and
Status Monitor page appears. The added
drives are in a separate, new partition in the
RAID group.
Adding mirrors to a RAID configuration
To increase data protection in RAID Level 1 groups,
you may add additional mirrors from unallocated
storage. Also known as n-way mirroring, adding
mirrors can only be performed if no other
Add Drives,
Add Mirror or RAID Migration operations are being
performed.
1
Follow the instructions in Preliminary steps on
page 31 and click on the RAID Groups arrow
from the Select User Process box.
2 Click on Add Mirrors to a RAID Group.
3 Click Next.
4 Select the RAID Level 1 group you wish to add
the mirror drive to from the drop down menu.
5 Select the drive you wish to add.
CAUTION CAUTION
Adding drives to an existing RAID group
may adversely impact performance. You
cannot reverse this operation unless you
delete the RAID group.
6 When you have completed your changes, click
on
Commit.
7 A warning box appears. In the warning box,
verify that you want to complete the
configuration by clicking on
Yes. Clicking on No
ends the procedure without making a change.
8 When the process is complete, the Health and
Status Monitor page appears.
Changing RAID configuration: RAID
migration
If you have unallocated drives, you can use them to
change the parity protection of an existing RAID
group. The following migration levels are supported:
• JBOD to RAID Level 0
• JBOD to RAID Level 1
• RAID Level 0 to RAID Level1+0
• RAID Level 1 to RAID1+0
• N-way mirroring: add additional redundancy to
RAID Level 1
1 Follow the instructions in Preliminary steps on
page 31 and click on the RAID Groups arrow
from the Select User Process box.
2 Click on the RAID Migration button.
3 Click on Next.
4 Follow the on-screen directions.
CAUTION CAUTION
Adding drives to an existing RAID group
may adversely impact performance. You
cannot reverse this operation unless you
delete the RAID group.
5 When you have made your changes, click on
Commit.
6 A warning box appears. In the warning box,
verify that you want to complete the
configuration by clicking on
Yes. Clicking on No
ends the procedure without making a change.
7 When the process is complete, the Health and
Status Monitor page appears.