VERITAS Volume Manager 4.1 Migration Guide

Command Differences
Comparison of LVM and VxVM Tasks
Chapter 362
LVM Mirroring an LVM root disk
involves several steps.
pvcreate -B /dev/rdsk/ second_disk
mkboot -l /dev/dsk/ second_disk
vgextend /dev/ vol_grp \
/dev/dsk/ second_disk
lvextend -m no_of_mirrors \
/dev/ vol_grp / root_lvol \
/dev/dsk/ second_disk
lvlnboot -r /dev/ vol_grp / lvol_name
VxVM Mirroring the VxVM root disk. vxrootmir [-v] [-t tasktag]
disk_access_name | disk_media_name
LVM Create a logical volume in LVM
volume group.
lvcreate -L vol_size /dev/ vol_grp
VxVM Create a volume of one of these
layout types:
A concatenated volume
A striped mirror volume
A RAID-5 volume
vxassist make vol_name length
vxassist make vol_name length
layout=mirror, stripe
vxassist make vol_name length
layout=raid5
LVM Display information about
logical volumes
lvdisplay /dev/ vol_grp / lvol_name
VxVM Display all volume information.
Display information about a
specific volume.
vxprint -vt
vxprint -ht vol_name
Table 3-2 LVM and VxVM Task Comparison (Continued)
Task
Type
Description Example