[libvirt-users] Same host migration

[Vasiliy Tolstov]

чт, 6 июн. 2019 г. в 14:19, Sukrit Bhatnagar <skrtbhtngr at gmail.com>:
>
> Hi,
>
> I have been selected for GSoC'19 under qemu and was
> trying out migration of the pvrdma device.
> For my current task, I need to perform a "null" migration
> i.e. migrate the VM to the same host for testing purpose.
> I am using libvirt 5.1.0 on Fedora 30.
>
> >From what I know, libvirt does not allow this type of
> migration by default.
> Trying this:
> virsh migrate --unsafe --verbose fedora29 qemu+unix:///system
> results in the following error:
> error: internal error: Attempt to migrate guest to the same host dell
>
> Is there some way I can get this to work? If the solution
> requires changing the source code, then that is
> also fine. Using qemu-system-x86_64 to perform
> migration allows same-host migration. I need the same
> functionality using virsh as libvirt performs some additional
> servicing which is required for the device I am migrating.
>
> Thanks,
> Sukrit
>

Yeah, this feature also will be useful to able to upgrade qemu on the
file (install never package, do all vm same host migration, that
starts never qemu process).

-- 
Vasiliy Tolstov,
e-mail: v.tolstov at selfip.ru