[Xen-devel] Fw: Re: migration and snapshots.

[J Nb <j_nwb@xxxxxxxxx>]

>From the thread it looks like it made it in post 3.4.

Can this be made available to Xen in existing distros ? (RHEL/SLES)
So that people can reliably use it ?

Also, it is not clear (to me) if this is done for PV or HVM or both ?

Thanks
-nb

--- On Fri, 1/1/10, Pasi Kärkkäinen <pasik@xxxxxx> wrote:

> From: Pasi Kärkkäinen <pasik@xxxxxx>
> Subject: Re: migration and snapshots.
> To: "J Nb" <j_nwb@xxxxxxxxx>
> Cc: "kvm" <kvm@xxxxxxxxxxxxxxx>
> Date: Friday, January 1, 2010, 9:12 AM
> On Wed, Dec 30, 2009 at 10:55:34AM
> -0800, J Nb wrote:
> > What would be a good storage topology for allowing for
> migration as well as support snapshots (for backup)
> > 
> > Would love to hear recommendations as well as details
> on setup that people are using. (I am assuming that this is
> possible.)
> > 
> > Here is my current understanding...
> > 
> > LVM -- Snapshots but not shared.
> > CLVM -- shared but no snapshots. (yet)
> > NFS/GFS -- Shared FS but no snapshots 
> > 
> > 
> > qcow2 files and VHD file supports snapshots... but VHD
> is not yet available in Xen or KVM.
> > 
> 
> blktap2 backend in Xen supports VHD.
> 
> See: http://markmail.org/message/dqcil5uyigwlk2sr
> 
> -- Pasi
> 
> 





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