<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Feb 1, 2016 at 9:13 PM, Matthew Trent <span dir="ltr"><<a href="mailto:Matthew.Trent@lewiscountywa.gov" target="_blank">Matthew.Trent@lewiscountywa.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Though our new oVirt setup is better in most ways, cross-CPU-type migration is one of the features I miss from Proxmox. KVM supports mixed-CPU migration for a while now, even between AMD and Intel.<br>
<br>
<a href="http://www.linux-kvm.org/page/Migration" rel="noreferrer" target="_blank">http://www.linux-kvm.org/page/Migration</a></blockquote><div><br></div><div>I highly doubt the above works in real life scenarios. </div><div>Y.<br></div><div><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
<br>
I'm using a bunch of re-purposed servers with a mix of AMD and Intel. I separate them into clusters, as noted, but it sure would be nice to be able to live migrate between them. :)<br>
<br>
--<br>
Matthew Trent<br>
Network Engineer<br>
Lewis County IT Services<br>
<span class="im HOEnZb"><br>
> Hi Rene,<br>
><br>
> Thank you very much for coming back to me.<br>
><br>
> That's perfect then and answers my questions exactly.<br>
><br>
> Much appreciated.<br>
><br>
> Regards.<br>
><br>
>Neil Wilson.<br>
><br>
><br>
</span><div class="HOEnZb"><div class="h5">>On Wed, Jan 27, 2016 at 1:57 PM, René Koch <rkoch at <a href="http://rk-it.at" rel="noreferrer" target="_blank">rk-it.at</a>> wrote:<br>
>><br>
>> Hi Neil,<br>
>><br>
>> You can mix cpu types (but not AMD and Intel) if you leave the cluster<br>
>> level at the lowest cpu level.<br>
>> I personally don't mix cpu levels if possible, but instead create own<br>
>> clusters for each cpu type in order to be able to use the newest cpu<br>
>> features...<br>
>><br>
>><br>
>> Regards,<br>
>> René<br>
>><br>
>><br>
>> On 01/27/2016 12:53 PM, Neil wrote:<br>
>><br>
>> Hi guys,<br>
>><br>
>> I currently have an oVirt 3.5 cluster with Sandy Bridge Xeon CPU's, and I<br>
>> need to add a new host for more RAM and vCPU's, however the new Xeon e5<br>
>> cpu's are Haswell based.<br>
>><br>
>> Can I mix CPU types (Haswell and Sandy Bridge) in my cluster and will I be<br>
>> able to migrate between my hosts?<br>
>><br>
>> I'm guessing that for this to work I'll need to leave my "CPU type" set to<br>
>> Sandy Bridge, will the Haswell based CPU be compatible with my cluster, but<br>
>> just run without any Haswell type features?<br>
>><br>
>> Apologies if this is a dumb question or if it's been answered before.<br>
>><br>
>> Thank you.<br>
>><br>
>> Regards.<br>
>><br>
>> Neil Wilson<br>
>><br>
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