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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Copy-on-write memory to allow many more xenU domains per machine
On Mon, 25 Oct 2004, David Hopwood wrote: > I thought the idea would be to have a 'clone' primitive that would work > in a similar way to Unix fork? The clone would start off sharing all > pages, although a lot of them would get copied fairly quickly. Does yes but ... if most or almost most pages get copied, COW is a loss. Try to find that old paper somebody wrote about "bovaphobic" behaviour -- interesting numbers in there. COW is not always a good thing. ron ------------------------------------------------------- This SF.net email is sponsored by: IT Product Guide on ITManagersJournal Use IT products in your business? Tell us what you think of them. Give us Your Opinions, Get Free ThinkGeek Gift Certificates! Click to find out more http://productguide.itmanagersjournal.com/guidepromo.tmpl _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/xen-devel
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