About Dedicated Hot Spare
Dedicated Hot Spare is a Hot Spare for the specified Disk Arrays under a single RAID Controller. The Dedicated
Hot Spare has the following features:
Dedicated Hot Spare is a Hot Spare for specified Disk Arrays.
One Dedicated Hot Spare can be a Hot Spare for one or more Disk Arrays.
One or more Dedicated Hot Spare can be a Hot Spare for one or more Disk Arrays.
Dedicated Hot Spares cannot be created in a Disk Array containing Logical Drives with the
RAID Level being RAID 0.
Dedicated Hot Spares cannot be created in a Disk Array which does not have any Logical
Drive.
Dedicated Hot Spare can be created by a Physical Device as which a Physical Device of
the same Interface Type and Device Type to create the Disk Array.
Ex 1 : You make the Dedicated Hot Spare on the RAID Controller which has Disk Arrays #1 and #2. If you specify
only the Disk Array #1 as the target Disk Array, the Dedicated Hot Spare is a Hot Spare of Disk Array #1.
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Figure 12 Ded
icated Hot Spare 1
Ex 2 : If you specify the Disk Arrays #1 and #2 as the target Disk Array, the Dedicated Hot Spare is a Hot Spare
of Disk Arrays #1 and #2.
Figure 13 Dedicated Hot Spare 2
Dedicated
Hot Spare
Disk Array
#1
Disk Array
#2
Dedicated
Hot Spare
Disk Array
#1
Disk Array
#2
Ex 3 :
In case of the RAID System in Ex1, you can add more Dedicated Hot Spare . If you add the Dedicated Hot
Spare #2 to the Disk Array #1, the both Dedicated Hot Spare are the Hot Spare for the Disk Array #1.
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