VERITAS Volume Manager 3.1 Administrator's Guide

Volume Tasks
Performing Online Backup
Chapter 6292
You can choose to mirror volumes from disk disk02 onto
any
available disk space, or you can choose to mirror onto a
specific disk. To mirror to a specific disk, select the
name of
that disk. To mirror to any available disk space, select
"any".
Enter destination disk [<disk>,list,q,?] (default: any)
disk01
NOTE Be sure to always specify the destination disk when you are creating an
alternate root disk. Otherwise, the Volume Manager selects a disk to be
the alternate root disk. However, your system may not be able to boot
from that disk.
Step 4. At the following prompt, press Return to make the mirror:
The requested operation is to mirror all volumes on disk
disk02
in disk group rootdg onto available disk space on disk
disk01.
NOTE: This operation can take a long time to complete.
Continue with operation? [y,n,q,?] (default: y)
vxdiskadm displays the status of the mirroring
operation:
Mirror volume voltest-bk00 ...
Mirroring of disk disk01 is complete.
Step 5. At the following prompt, indicate whether you want to mirror volumes on
another disk (y) or return to the vxdiskadm main menu (n):
Mirror volumes on another disk? [y,n,q,?] (default: n)
Moving Volumes from a VM Disk
Before you disable or remove a disk, you may want to move the data from
that disk to other disks on the system. To do this, make sure that the
target disks have sufficient space, then do the following: