Re: [Xen-users] VM Live Migration with Local Storage

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Thu, Feb 02, 2017 at 08:24:27PM -0800, Bruno Alvisio wrote:
> Hello,
> 
> I have been to doing some research and as far as I know XEN supports Live
> Migration of VMs that only have shared storage. (i.e. iSCSI) If the VM has
> been booted with local storage it cannot be live migrated.
> QEMU seems to support live migration with local storage (I have tested
> using 'virsh migrate with the '--storage-copy-all' option)
> 
> I am wondering if this still true in the latest XEN release. Are there
> plans to add this functionality in future releases? I would be interested
> in contributing to the Xen Project by adding this functionality.
> 

There is currently no plan to add such functionality. Xen doesn't always
use QEMU as disk backend so QEMU specific things are going to be of
limited use. That being said, it is useful to have that even under
restricted conditions.

Please post to xen-devel@ to further discuss your idea.

Wei.

> Regards,
> 
> Bruno

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