Re: [Xen-devel] which (pseudo)-device can be used as VBD in xenU ?

[maney@xxxxxxxxx (Martin Maney)]

On Mon, Nov 29, 2004 at 05:59:41PM +0100, J?r?me Petazzoni wrote:
> And I would like to do this : disk=phy:md8,md1,w
> 
> But it failed (the "real" md driver tried to access something that 
> didn't exist, of course, and rootfs couldn't be mounted). Did I do 
> something wrong, or is the frontend driver only able to "fake" hdXY and 
> sdXY devices ?

I think that's about right.  Certainly there's quite a lot more
infrastructure that would need to be faked for an md device.

> FYI, my motivation is to supply mdX devices to ease migration from/to 
> real servers.

I would think that what you'd need to do here is to pass the
virtualized partitions (or whole disks?) to the guest and let md in the
guest assemble them into the RAID set.  I think that might work,
anyway...

-- 
Truth in advertising is like leaven, which a woman hid in three
measures of meal.  It provides a suitable quantity of gas, with
which to blow out a mass of crude misrepresentations into a form
that the public can swallow.  - Dorothy Sayers, _Murder Must Advertise_



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