[libvirt-users] Limiting instructions for guest to help with migration to different host

R r at mille4.com
Mon Jan 15 05:00:25 UTC 2018


Hello,
Does anybody have an answer for the question below? Should I provide
any additional information?
Thanks!
/R

On Wed, Jan 3, 2018 at 5:54 PM, R <r at mille4.com> wrote:
> Hello,
>
> I am migrating a suspended x86-64 guest (disk & state) across
> different x86-64 hosts with small differences in the available CPU
> instructions and when I try to resume the guest on the different host
> libvirt reports an error like this "CPU feature XXX not found" and
> fails. My question is, is there a way to limit the instructions that
> are used on the "origin" host when creating the guest to avoid this
> error? I am pretty sure there is a set of basic instructions that are
> available across all hosts which could be used for this purpose.
>
> Thank you!
>
> /R




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