RE: [Xen-devel] RE: Host Numa informtion in dom0

["Nakajima, Jun" <jun.nakajima@xxxxxxxxx>]

Dan Magenheimer wrote on Fri, 5 Feb 2010 at 12:33:19:

> It would be good if the discussion includes how guest NUMA
> works with (or is exclusive of) migration/save/restore.  Also,
> the discussion should include the interaction (or exclusivity
> from) the various Xen RAM utilization technologies -- tmem,
> page sharing/swapping, and PoD.  Obviously it would be great
> if Xen could provide both optimal affinity/performance and optimal
> flexibility and resource utilization, but I suspect that will
> be a VERY difficult combination.
> 

I think migration/save/restore should be excluded at this point, to keep the 
design/implementation simple; it's a performance/scalability feature.

Jun
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Intel Open Source Technology Center




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