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

Table 27-4
Additional VxVM tasks with no LVM equivalents (continued)
ExamplesTask descriptions
vxevac -g disk_group medianame
new_medianame
Evacuate a disk.
Select menu option 4 of vxdiskadm.Replace a disk.
vxrecover -g disk_group vol_name medianameRecover volumes on a disk.
vxdisk list meta_deviceDisplay a DMP node.
vxdg -tC -n newdg_nameRename a disk group.
vxedit -v rename name newname
Update the /usr/fstab file with the new name.
Rename a volume.
vxassist addlog vol_nameAdd a DRL log to a volume.
vxassist snapshot vol_name temp_vol_nameCreate a snapshot copy of a volume.
vxrecover -g disk_group volume medianame
vxmend fix clean plex_name
Recover a volume.
vxplex att plex_nameRepair a mirror
vxplex det plex_nameDisable a mirror
vxassist remove log vol_nameRemove a log from a volume.
vxsd mv old_subdisk new_subdiskMove a subdisk.
vxsd join subdisk1 subdisk2 new_subdiskJoin subdisks.
Existing features in LVM not supported in VxVM
Some of the existing features in LVM are not supported in the current release of
VxVM. Given below is a table with the unsupported LVM features, and possible
workarounds in VxVM.
Table 27-5
LVM features and VxVM equivalents
VxVM EquivalentLVM Feature
VxVM has no equivalent feature. The disk group feature
of VxVM combines the logical volume group (VG) and
physical volume group (PVG) of LVM.
Physical volume groups
Offline data migration
Command differences
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