Re: [Xen-devel] Loopback images

[Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>]

> I wonder where things are with automatic assignment of loopback devices to 
> image files. This would be very useful to me, as it means there's a whole 
> bunch of automation I won't have to write. 
> 
> Ian, you mentioned in the "Re: Practical questions, ssh a domain, HD 
> (Xen-Unstable)" thread that you guys were planning to have xend track free 
> loop devices and do the allocation. I would love to have to do nothing more 
> than specify [ 'loop:vm1disk,sda1,w' ].

Nope, I'm afraid I don't think anyone's actually got around to
implementing this yet.

I think that more people probably use LVM than loopback sparse
files, which avoids the issue of assigning loopback devices.
LVM2's CoW persistent snapshot feature is actually pretty nice.
 
> I'd like to volunteer to help (after I've had another couple of weeks playing 
> with Xen so I've got the concepts understood) with documentation, wiki 
> maintenance, etc. For this to be successful though, I think I'd need someone 
> I can pester to confirm that whatever I write is accurate. If there's 
> anything I can contribute in the meantime however, let me know!

Cool. Feel free to post questions to the list.

Cheers,
Ian


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