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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel][PATCH] don't split the whole large page while live migration with EPT
On 16/04/2009 13:51, "Tim Deegan" <Tim.Deegan@xxxxxxxxxx> wrote: > At 13:47 +0100 on 16 Apr (1239889668), Xin, Xiaohui wrote: >> We haven't measure the performance yet. > > But you're planning to? :) This would be definitely be a prerequisite for taking this patch. Our suspicion is that 2MB pages will be too coarse grained for many workloads, and we'll end up retransmitting superpages where only a handful of 4kB sub-pages are actually dirtied. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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