Importing Diskgroup in VxVM

Import of diskgroup:

Importing a disk group reenables access to the disk group.

When you import a disk group, you can:

• Specify a new disk group name
• Clear host locks
• Import as temporary
• Force an import

vxdiskadm:

“Enable access to (import) a disk group”

vxdg import:

Syntax: #vxdg import <dg_name>

# vxdg import testdg

After importing the disk group, start all volumes:

# vxvol -g localdg startall

# vxprint -th netbackup_vol

Disk group: localdg

V  NAME         RVG/VSET/CO  KSTATE   STATE    LENGTH   READPOL   PREFPLEX UTYPE

PL NAME         VOLUME       KSTATE   STATE    LENGTH   LAYOUT    NCOL/WID MODE

SD NAME         PLEX         DISK     DISKOFFS LENGTH   [COL/]OFF DEVICE   MODE

SV NAME         PLEX         VOLNAME  NVOLLAYR LENGTH   [COL/]OFF AM/NM    MODE

SC NAME         PLEX         CACHE    DISKOFFS LENGTH   [COL/]OFF DEVICE   MODE

DC NAME         PARENTVOL    LOGVOL

SP NAME         SNAPVOL      DCO

EX NAME         ASSOC        VC                       PERMS    MODE     STATE

SR NAME         KSTATE

v  netbackup_vol -           ENABLED  ACTIVE   3072000  SELECT    netbackup_vol-01 fsgen

pl netbackup_vol-01 netbackup_vol ENABLED ACTIVE 3072000 STRIPE   3/64     RW

sd imleadev_62437_13368-04 netbackup_vol-01 imleadev_62437_13368 1885568 1024000 0/0 c0t0d2 ENA

sd imleadev_62437_13363-04 netbackup_vol-01 imleadev_62437_13363 1885568 1024000 1/0 c0t0d3 ENA

sd imleadev_62437_13355-04 netbackup_vol-01 imleadev_62437_13355 1885568 1024000 2/0 c0t0d4 ENA

To Import and rename the diskgroup name

Syntax: #vxdg –n <dg_name_new> import <dg_name_old>

testdev# vxdg -n testdg import testdg

To Import and rename temporarily:

Syntax: # vxdg –t –n new_name import old_name

# vxdg –t –n newerdg import newdg

To clear import locks, add the –C option:

# vxdg –tC –n newerdg import newdg