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

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

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.

Ian.


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxx
http://lists.xen.org/xen-users