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xen-users
Re: [Xen-users] XEN and clustering?
Am Montag, den 01.03.2010, 10:23 -0500 schrieb John Madden:
> > after finishing copy or after an external change (e.g. by action on the
> > shared storage independently from host) on the raw device. It works like
> > a charm, but I am not sure what would be the right solution with cluster
> > and raw devices - GFS is fine with files, CLVM with LVMs, but I am not
> > using LVM either (and CLVM has a drawback - snapshots are not supported).
>
> Yeah, if you're sharing storage in a cluster, use CLVM. It ensures that
> things are sync'd between the nodes and that's.. uh, rather important.
>
> CLVM doesn't support snapshots and pvmoves (others?) but you don't need
> them -- you can still snapshot within your domU's. Why the need to
> snapshot from dom0?
For Live-Backups from running domUs ;-)
Im doing hot-backups through lvm-snapshots, since there's no need for
backup-agents in dom0, which simplifies administration.
>
> John
Regards,
Thomas
>
>
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