Veritas 4.1 Installation Guide (HP-UX 11i v3, February 2007)

Table 6-2 Command Comparison (continued)
Description/ActionVxVMDescription/ActionLVM
Deports a disk group from the
system.
Use option 9 in the vxdiskadm
menu to remove a disk group.
vxdg deport
vxdiskadm
Removes the definition of a
volume group from the
system.
vgremove
Deports a disk group from the
system.
Use option 9 in the vxdiskadm
menu to remove a disk group.
vxdg deport
vxdiskadm
Removes a volume group
from the system.
vgexport
Imports a disk group.
vxdg import
vxdiskadm
Adds a volume group to the
system by scanning physical
volumes which have been
exported using vgexport.
vgimport
Operates on plex objects.
vxplex
No equivalent LVM
command
—
Operates on subdisk objects.
vxsd
No equivalent LVM
command
lvchange
lvextend
lvcreate
Fixes simple misconfigurations.
vxmend
No equivalent LVM
command
—
Comparison of LVM and VxVM Tasks
The following table lists the comparison between tasks that you can perform using LVM, and
Veritas Volume Manager:
Table 6-3 LVM and VxVM Task Comparison
ExampleDescriptionTask TypeExampleDescription
Task
Type
vxdiskadd
<device_name>
Option 1 in the
vxdiskadm menu adds a
disk and initializes it.
Bring a disk
under Volume
Manager
control.
VxVM
pvcreate
/dev/rdsk/disk_name
Create an
LVM disk.
LVM
vxdg init
<disk_group>
<disk_name>
Option 1 in the
vxdiskadm menu
performs this task.
Create a disk
group.
VxVM
vgcreate /dev/vol_grp
/dev/dsk/disk_name
Create a
volume
group
LVM
vxdg -g <disk_group>
adddisk
disk=<devicename>
Add a disk to
an existing disk
group.
VxVM
vgextend /dev/vol_grp
/dev/rdsk/disk_name
Add a new
disk to the
existing
volume
group.
LVM
Comparison of LVM and VxVM Tasks 57