Tuesday 22 November 2011

Rename VG & LVOL in HP UX


Rename VG in HP UX

1.Unmount the FS in that VG

  #umount /mountpoint

2.Export the VG

  #vgexport -s -v -m -N /tmp/vgname.map /dev/vgname

3.#mkdir /dev/newvgname
  #mknod /dev/newvgname/group c 64 "minor no"

4.Import the VG now

  #vgimport -s -v -m /tmp/vgname.map /dev/newvgname

5.Vgchange -a y newvgname

6.vgcfgbackup newvgname

7.Edit the /etc/fstab and change the mount point to new VG name.

8. # mount -a



Rename a Lvol in HP UX

a. #umount /

b. #mv /dev/vgxx/ /dev/vgxx/

c. #mv /dev/vgxx/r /dev/vgxx/r
e. Modify the /etc/fstab file to reflect the newname.
f. mount /dev/vgxx/ /
   or
  mount -a

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