VERITAS Volume Manager 3.1 Migration Guide

Command Differences
LVM and VxVM Command Equivalents
Chapter 3 65
pvchange Sets physical volume
characteristics to
allow/deny allocation
of additional physical
extents from this disk.
vxdisk
vxdisk set
vxedit
The vxdisk utility performs
basic administrative
operations on VxVM disks.
Operations include
initializing and replacing
disks,as well as taking care of
some book-keeping necessary
for the disk model presented
by the Volume Manager.
pvmove Moves allocated
physical extents from
source to destination
within a volume
group.
vxevac
vxsd mv
vxdiskadm
Moves volumes off a disk.
Performs volume operations
on a subdisk. Moves the
contents of old subdisk onto
the new subdisks and
replaces old sub disk with the
new subdisks for any
associations.
The vxdiskadm script
presents a menu of possible
operations to the user.
Option 7 in the vxdiskadm
menu moves volumes.
pvremove Removes the LVM
header information
and releases the disk
from LVM control.
vxdiskunsetup Removes the VxVM header
information and releases the
disk from VxVM control.
vgcreate Creates a volume
group.
vxdiskadd
vxdg init
Creates a new disk group
and/or adds disks to a disk
group.
Table 3-1Command Comparison
LVM Description/Action VxVM Description/Action