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

To: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: [Xen-devel] How to get the persistent identifier of a domain?
From: "Lily Huang" <ushuanglily@xxxxxxxxx>
Date: Wed, 27 Dec 2006 23:09:43 -0500
Delivery-date: Wed, 27 Dec 2006 20:09:26 -0800
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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?

Thanks,
lily
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