[Xen-users] Re: Re: Xen, LVM, DRBD, Linux-HA

["Tomasz Nowak" <tnowak-p@xxxxxxxxxxxxx>]

Nico Kadel-Garcia <nkadel@xxxxxxxxx> wrote:
> > I've developing quite the same solution :)
> > Machine A will have two separate disks - one for 'local' domUs,
> > second for machine B domUs replicas). Machine B will also have two
> > disk drives - one for local domUs and second as A domUs secondary
> > device. Right now I'm probably in the same place you are (I'm also 
> > very
> > excited :]) but I hope all this is possible due to the fact,
> > that block device names are exported to domU as virtual names.
> >
> > So if Dom1a uses /dev/vg0/dom1vda as 'xvda' on machine A,
> > there is no problem that the same Dom1a would use
> > /dev/vg1/dom1vda as 'xvda' on machine B.
> Hold it. The contents of /dev/ are not usually part of a local file
> system these days. They're usually 'udev' provided, at least on Linux,
> and get auto-regenerated and mounted as a special type of file system
> at boot time.
You mean /dev/ of dom0's?
I don't want to sync dom0s, but domUs only.
Probably somehow: drbd0 => xvda, where drdb0
is a sync of /dev/vg0/dom1vda at one machine
and /dev/vg1/dom1va at the second.

--
Tomek
 Dwie tajemnice gwarantujace sukces:
 1. Nikomu nie mów wszystkiego. 


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