Hello Danny, Thanks for the feedback. use a lowest common denominator cpu_model : Does this mean changing the servers ? Regards Tony Karera On Fri, Sep 1, 2023 at 12:37 PM Danny Webb <Danny.Webb at thehutgroup.com> wrote: > It means that you have CPUs with incompatible flags or you've got > differing kernel versions that expose different flags or you've got > differing libvirt versions that expose different flags. You either need to > use a lowest common denominator cpu_model or do a cold migration. > ------------------------------ > *From:* Karera Tony <tonykarera at gmail.com> > *Sent:* 01 September 2023 10:13 > *To:* openstack-discuss <openstack-discuss at lists.openstack.org> > *Subject:* Live migration error > > > * CAUTION: This email originates from outside THG * > ------------------------------ > Hello Team, > > I am trying to migrate instances from one host to another but I am getting > this error. > > *Error: *Failed to live migrate instance to host "compute1". Details > <http://10.10.13.31/admin/instances/#message_details> > Migration pre-check error: Unacceptable CPU info: CPU doesn't have > compatibility. 0 Refer to > http://libvirt.org/html/libvirt-libvirt-host.html#virCPUCompareResult > (HTTP 400) (Request-ID: req-9dfdfe2e-70fa-481a-bd3d-c2c76a6e93da) > > Any idea on how to fix this? > > Regards > > Tony Karera > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.openstack.org/pipermail/openstack-discuss/attachments/20230901/9e3df264/attachment.htm>