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Re: [Xen-users] live migration between heterogeneous cpu

On Fri, 2015-09-18 at 17:45 +0100, Ian Campbell wrote:
> On Fri, 2015-09-18 at 18:30 +0200, matteo nunziati wrote:
> > Am I wrong thinking that the oldest cpu in the pool should define the
> > maximum exposed features?
> In general yes since older cpus tend to have fewer features than newer
> ones.
> I suppose it's not out of the question that a newer processor might lack
> a
> feature which the previous generation had, but that would be pretty
> unusual.

Within a given lineage that is.

It's entirely possible that e.g. a newer Atom processor may lack features
compared with an older Xeon.


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