HP Hitachi Dynamic Link Manager Software - Manual (Page 310)

Figure 3-37 Device Configuration When a Logical Volume on an HDLM
Device Is Moved to a SCSI Device
In Figure 3-37 Device Configuration When a Logical Volume on an HDLM
Device Is Moved to a SCSI Device on page 3-238 , sda1, sdb1, sdc1, and
sdd1 indicate the same LU. Likewise, sda2, sdb2, sdc2, and sdd2 indicate the
same LU. sddlmaa1 and sddlmaa2 indicate the HDLM devices corresponding
to each LU.
To move the logical volume to a SCSI device:
1
.
Stop all processes and services that are using the SCSI and HDLM
devices.
2
.
Unmount the logical volume to be moved.
In the following example, the logical volume subject to the move has
been mounted on /mnt/lvol1:
# umount /mnt/lvol1
3
.
Deactivate the volume group.
In the following example, the logical volume to be moved belongs to the
vg01 volume group:
# vgchange -an vg01
0 logical volume(s) in volume group "vg01" now active
4
.
Export the volume group.
3-238
Creating an HDLM Environment
Hitachi Dynamic Link Manager User Guide for Linux ®