[linux-lvm] how to extend an lvm partition?

[C'est Pierre]

OK Bryn,

I completly forgot to check for a pvextend/resize... my bad! I do have
those tools.

Thanks!
Pierre

On 11/24/06, Bryn M. Reeves <breeves at redhat.com> wrote:
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> C'est Pierre wrote:
> > Hello,
> >
> > I just got curious, if I migrate the data from a lun to another one
> > which is bigger, with poor man's ghost such as 'dd if=sda of=sdb', how
> > am I going to be able to extend the lvm partition afterwards? is this
> > possible? I know I could add a new partition in the remaining space,
> > pvcreate/vgextend it into the existing VG, but are there other
> > alternatives?
> >
> > Thanks
> >
> > _______________________________________________
> > linux-lvm mailing list
> > linux-lvm at redhat.com
> > https://www.redhat.com/mailman/listinfo/linux-lvm
> > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>
> Hi,
>
> If your version of the LVM2 tools is recent enough you can use the
> pvresize command to achieve this. It normally takes one argument - the
> physical volume path to resize:
>
> [root ~]# pvresize /dev/loop0
>   Physical volume "/dev/loop0" changed
>   1 physical volume(s) resized / 0 physical volume(s) not resized
>
> This was added in CVS around a year ago - I think it should have made it
> into releases from 2.02.00.
>
> Without pvresize support, the easiest way to use the extra space is, as
> you said, to partition it as an additional PV.
>
> Regards,
> Bryn.
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>