Basic Vxvm Commands

V E R I T A S

E D U C A T I O N

Q U I C K

R E F E R E N CE

Basic VxVM Commands DISK OPERATIONS Action

Command Line

Initialize a disk

vxdisksetup -i device

List disks owned by local and remote hosts

vxdisk –o alldgs list

List disk header

vxdisk list diskname|device

Evacuate a disk

vxevac -g diskgroup from_disk to_disk

Rename a disk

vxedit -g diskgroup rename oldname newname

Set spare, no hot relocation, vxedit -g diskgroup set or reserved space on a disk {spare|nohotuse|reserve}=on|off diskname Unrelocate a disk

vxunreloc -g diskgroup original_diskname

VOLUME OPERATIONS Action Create a volume

Command Line vxassist -g diskgroup make vol_name size layout=format diskname vxedit -g diskgroup -rf rm vol_name

Remove a volume

Display a volume

or

vxassist -g diskgroup remove volume vol_name vxprint -g diskgroup -vt vol_name vxprint -g diskgroup –l vol_name vxvol -g diskgroup rdpol round vol_name

DISK GROUP OPERATIONS Action

Command Line

Create a disk group

vxdg init diskgroup diskname=device

Add a disk to disk group

vxdg -g diskgroup adddisk diskname=device

Remove a disk from disk group Deport, import or destroy a disk group

vxdg –g diskgroup rmdisk diskname vxdg {deport|import|destroy} diskgroup

Change volume read policy

vxvol -g diskgroup rdpol prefer vol_name preferrred_plex_name vxvol -g diskgroup rdpol select vol_name

Mirror an existing plex Create a snapshot volume

vxassist -g diskgroup mirror vol_name vxassist –g diskgroup -b snapstart vol_name vxassist –g diskgroup snapshot vol_name new_volume

List disk groups

vxdg list [diskgroup]

Show free/spare space pool

vxdg –g diskgroup {free|spare}

Abort a snapshot

vxassist -g diskgroup snapabort orig_vol_name

Upgrade disk group version

vxdg [-T version] upgrade diskgroup

Rewrite disk headers, configuration copies, and kernel log copies in a disk group.

vxdg flush diskgroup targetdg object...

Reassociate a snapshot

vxassist -g diskgroup snapback snapshot_vol

Dissociate a snapshot

vxassist -g diskgroup snapclear snapshot_vol

vxdg move sourcedg targetdg object...

Print snapshot information

vxassist -g diskgroup snapprint vol_name

vxdg split sourcedg targetdg object...

Relayout a volume

vxassist -g diskgroup relayout vol_name layout=new_layout [attributes...]

Join disk groups

vxdg join sourcedg targetdg

List objects affected by a disk group move operation

vxdg listmove sourcedg targetdg object...

Convert to or from a layered layout

vxassist -g diskgroup convert vol_name layout=new_layout [attributes...]

Add a log to a volume

vxassist –g diskgroup addlog vol_name

Move an object between disk groups Split objects between disk groups

or

vxdctl enable (for all disk groups)

VERITAS Education http://us.training.veritas.com 800-327-2232 (option 2) Copyright © 2002 VERITAS Software Corporation. All Rights Reserved. VERITAS, VERITAS Software, the VERITAS logo, and all other VERITAS product names and slogans are trademarks or registered trademarks of VERITAS Software Corporation in the US and/or other countries. Other product names and/or slogans mentioned herein may be trademarks or registered trademarks of their respective companies. Specifications and product offerings subject to change without notice. Printed in USA and the EU. March 2002.

1