Veritas Storage Foundation 5.1 SP1 Advanced Features Administrator"s Guide (5900-1503, April 2011)

Note: The following features in VxVM require an additional license: Mirroring,
Mirroring and Striping, Dynamic Multi-Pathing of Active/Active Devices,
Hot-relocation, Online Migration, and RAID-5.
All the VxVM tasks listed in the task comparison chart can be performed by the
Veritas Enterprise Administrator.
See the Veritas Enterprise Administrator User’s Guide.
Additional information is available on LVM and VxVM commands.
See HP-UX Managing Systems and Workgroups.
See theLVM manual pages in HP-UX Reference Volumes 2, 3, and 5.
See the Veritas Volume Manager documentation.
Note: Mirroring of a VxVM root disk is supported in this release.
Mirroring in LVM is supported only if you have MirrorDisk/UX already installed
as an add-on product. In addition, mirroring in VxVM requires an additional
license.
Table 27-3
LVM and VxVM task comparisons
ExampleDescriptionTask type
pvcreate /dev/rdsk/disk_nameCreate an LVM disk.LVM
vxdiskadd device_name
Option 1 in the vxdiskadm menu adds a disk
and initializes it
Bring a disk under Volume Manager controlVxVM
vgcreate /dev/vol_grp
/dev/dsk/disk_name
Create a volume groupLVM
vxdg init disk_group disk_name
Option 1 in the vxdiskadm menu performs
this task
Create a disk groupVxVM
vgextend /dev/vol_grp
/dev/dsk/disk_name
Add a new disk to the existing volume group.LVM
vxdg -g disk_group
adddisk disk=devicename
Add a new disk to the existing disk group.VxVM
Offline data migration
Command differences
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