[CentOS] Changing size of a xen guest filesystem

Wed Feb 3 17:54:16 UTC 2010
Pasi Kärkkäinen <pasik at iki.fi>

On Wed, Feb 03, 2010 at 12:26:13PM +0200, Jussi Hirvi wrote:
> It should be easy, but I have not yet found a solution. Only some 
> methods involving use of dd, but that sounds a little scary to me on a 
> production server.
> 
> I wish there would be a command "virt-resize", but no... Maybe 
> "virt-clone", with the option --file=DISKFILE, could be bended to do this?
> 

If you're using LVM volumes to store guest disks, then you can do
"lvextend" in the host.

And then do necessary steps in the guest, to resize the partitions/filesystems.

-- Pasi