VERITAS Volume Manager 3.5 Migration Guide (August 2002)

Final 24 July 2002 41

Command Differences

This chapter describes the differences between LVM and VxVM commands, and tasks. It

includes atask comparisonchart which lists some of thetasks performed using LVM with

a near equivalent task performed using VxVM. It also provides a list of VxVM tasks which

are not available with LVM, and the LVM features currently not supported in VxVM. The

following topics are discussed in this chapter:

◆ LVM and VxVM Command Equivalents

◆ Comparison of LVM and VxVM Tasks

◆ Tasks With No Direct LVM Equivalents

◆ Existing Features in LVM not supported in VxVM

For more information on LVM commands, refer to HP-UX Managing Systems and

Workgroups, and LVM manual pages in HP-UX Reference Volumes 2,3, and 5. For

information on VxVM commands, refer to the VERITAS Volume Manager documentation

(see the Preface).

LVM and VxVM Command Equivalents

The table below lists the LVM commands and a near equivalent command to use in VxVM.

For more information, refer to the Task Comparison chart. For information on VxVM

commands, refer to the VERITAS Volume Manager documentation package (see the

Preface).

Table 2. Command Comparison

LVM Description/Action VxVM Description/Action

lvchange Changes the

characteristics of

logical volumes.

vxedit

vxvol set

Creates, removes, and modiﬁes

Volume Manager records.

There is no single

equivalent LVM

command.

vxresize Resizes a ﬁle system and its

underlying volume at the same

time.