[Xen-users] Re: Using Xen on GNBD

[Martin Leben <ml060223@xxxxxxxx>]

Gareth Bult wrote:
> Exporting a block device from a Dom0 to another Dom0, then running a DomU on it works fine for me. 
> However, if I want to migrate the DomU to the machine hosting the gnbd server, I seem to have problems. 
Hi,

It looks like you are in unchartered territory. 
<http://sourceware.org/cluster/gnbd/faq.html> says:
>    1.  Can I use a disk that I'm exporting with GNBD locally?
>
>       This should work provided you don't turn gnbd caching on, but it is 
> untested. Use at your own risk. Also note that if you lose a node, the other 
> node doesn't have access to part of it's block device.
BR
/Martin Leben


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