I'm also seeing this problem, i'm not sure whats causing it. I do have 
scripts setup to do a xm shutdown and then waits 30 seconds and runs a 
destroy so that could be the cause i would have to do more testing.
Shaun
"Steven Howe" <steven.howe@xxxxxxxxxxx> wrote in message 
news:1131213600.4602.14.camel@xxxxxxxxxxxxxxx
> This is my first attempt at XEN, so hopefully this isn't too stupid a
> question.
>
> I'm using Fedora Core 4 with XEN rpms:
>
> xen-3.0-0.20050912.fc4
> kernel-xenU-2.6.12-1.1454_FC4
> kernel-xen0-2.6.12-1.1454_FC4
>
>
> My learning curve speeds up as I very parameters and observe the
> results. So I've been stopping, and
> reboot both the domain0 and domainU system, while experimenting I've
> been left with a rash of loop
> devices shadow mounted to my file backed VDBs.
>
> The problem is, after a shutdown of a client domain from inside the
> domain, then running a
> 'xm destroy domainname', I still have loop devices left over.
> Natually, I run out very fast, as my
> virtual server config uses two loops for root, swap.
> Sometimes I am able to remove them via:
>
> losetup -d /dev/loopX.
>
> Some times not. If I can remove one, I can remove all. But if not one,
> none (at least its a consistent
> problem).
>
> Any advice?
>
> Thanks,
> Steven Howe
>
>
>
>
>
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