[linux-lvm] Right way to resize LVM Volume on SAN?
Heinz Mauelshagen
mauelshagen at redhat.com
Thu Jun 8 09:42:46 UTC 2006
On Thu, Jun 08, 2006 at 10:53:12AM +0200, Alen Salamun wrote:
> Hello All!
>
> I have read all the archives, HOWTO etc. but I don't seem to find the
> definitive guide to do it correctly.
>
> My diskspace in Linux is on SAN. The last partition (/dev/sda3) is LVM,
> ext3 and it represents my /home. Now I expanded the SAN volume and I
> would like to add this additional space to this last LVM partition.
>
> I already see larger disk space with fdisk. AFAIK I have now two
> options. Either I create new partition (for example /dev/sda4) and
> pvcreate it and add it to Logical Volume or I can resize existing
> /dev/sda3 since it is the last partition and I can resize it to new end
> sector.
>
> I would prefer resizing existing partition. So I should make backup,
> delete existing partition /dev/sda3. make new partition with new end
> sector and same start sector and do pvresize, lvresize on it right?
>
> Is there any other way to do it? It is after all quite something to
> delete existing live partiton and hope it still work after resize :)
man pvresize
>
> Thank you!
>
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
--
Regards,
Heinz -- The LVM Guy --
*** Software bugs are stupid.
Nevertheless it needs not so stupid people to solve them ***
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Heinz Mauelshagen Red Hat GmbH
Consulting Development Engineer Am Sonnenhang 11
Storage Development 56242 Marienrachdorf
Germany
Mauelshagen at RedHat.com PHONE +49 171 7803392
FAX +49 2626 924446
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