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Re: [Xen-users] Help: Regarding xm utility

On Fri, Mar 30, 2012 at 10:51 AM, Anoop R. <anoopchalil@xxxxxxxxx> wrote:
> Hello Everyone
> I have been trying to use the xm tool to migrate guest OS from one host to
> another host. I have setup a NFS storage such that one host can remotely
> access the disk image files. The output of using xm migrate is as follows:
> - VM migration is successfully completed. However, xm list output still
> displays the guest OS on the source host in shutdown state on which it was
> initially installed. And I can start the guest OS again on the source
> resulting in the same guest OS running on the source and target.
> - When I migrate the same guest OS back to the original host on which it was
> initially installed from host B, xm list on host B does not display the
> guest OS.
> Is this a correct behavior that a guest OS will always be listed on the host
> on which it was initially installed even though it has been migrated to
> another host?

Yes, IF you use xend-managed config file (i.e. you use "xm new" and
"xm start"). This is also the default behavior if you create it using
virt-manager or similar frontend.

No, if you use plain xen config file (i.e "xm create -f ...")


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