Re: [Xen-devel] How to get the persistent identifier of a domain?

[Ewan Mellor <ewan@xxxxxxxxxxxxx>]

On Wed, Dec 27, 2006 at 11:09:43PM -0500, Lily Huang wrote:

> Hi,
> 
> As we know, a domainU's domid may change after system reboots. Does Xen
> provide a persistent identifier for each domU? I tried UUID, but UUID also
> changes across reboots. Any idea on this? If Xen does provide such a
> mechanism to persistently identify a domain U? What is it?

Which UUID do you mean?  The one that xm list --long shows you as the
UUID for the domain certainly shouldn't change across reboots (it
doesn't for me).

Ewan.

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