[CentOS] building a Xen guest image on straight LVM partitions?
Ross S. W. Walker
rwalker at medallion.com
Mon Dec 10 23:02:20 UTC 2007
Johnny Tan wrote:
>
> Ross S. W. Walker wrote:
> > Johnny Tan wrote:
> >> Amos Shapira wrote:
> >>> When I needed to build Xen guests under Debian I could
> >> follow more or
> >>> less the instructions in http://preview.tinyurl.com/2oc48r and the
> >>> advantage of this approach is that it allows me to setup
> >> the Xen guest
> >>> directly on the LVM partition without making it consider the LVM
> >>> partition as an entire disk with a partition table.
> >> I might be missing something, but that link seems to talk
> >> about FAI and doesn't mention xen. I'm interested in seeing
> >> how it can install on the LVM partition but the OS doesn't
> >> see it as an entire disk with a partition table. What does
> >> "fdisk -l" show, then?
> >
> > Here is a good link: http://wiki.rpath.com/wiki/Xen_DomU_Guide
>
> Based on that link, this seems like a regular install of Xen
> onto a LVM partition. I thought Amos was referring to some
> special setup.
>
> CentOS can definitely do this. Just setup LVM, and then
> manually edit the /etc/xen/myvm file so that the disk line is:
>
> disk = [ 'phy:/dev/myvg/mylv,xvda,w', ]
you can short hand it [ 'phy:myvg/mylv,xvda,w' ]
-Ross
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