4.0.0 HP Polyserve Matrix Server Administration Guide (T5392-96052, March 2010)

--force
Force membership partition replacements to occur even if the partitions to be
replaced cannot be invalidated.
--reuse
Allow disks that contain existing volume information to be reused. (The existing
data is destroyed.)
Repair a membership partition
This command resilvers the specified membership partition.
mx config mp repair [--reuse] <uuid>
The --reuse option allows disks that contain existing volume information to be
reused. (The existing data is destroyed.) This option is available only when the cluster
is offline.
Replace a membership partition
To replace a membership partition, use this command:
mx config mp set <uuid> <uuid> <uuid>
Specify the UUIDs for the new membership partition and for the two existing
membership partitions that will be retained.
The mprepair utility
The mprepair utility is invoked from the command line.
NOTE:
Matrix Server cannot be running when you use mprepair. To stop the cluster, issue
the command # /etc/init.d/pmxs stop on each node.
Membership partition file
Each server in the cluster has a membership partition file, which is called the “local
MP list.” This file specifies the locations of the membership partitions. Each membership
partition also has its own MP list. Because the membership partitions control access
SAN maintenance250