Date: Tue, 18 Oct 2016 07:26:39 -0700 From: Paul Vixie <paul@redbarn.org> To: Victor Sudakov <vas@mpeks.tomsk.su> Cc: freebsd-virtualization@freebsd.org Subject: Re: choice of i386 vs amd64 guest Message-ID: <5806311F.3060905@redbarn.org> In-Reply-To: <20161018084107.GA60191@admin.sibptus.transneft.ru> References: <20161018015903.GA42265@admin.sibptus.transneft.ru> <58058A64.6010908@redbarn.org> <20161018084107.GA60191@admin.sibptus.transneft.ru>
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Victor Sudakov wrote: > Paul Vixie wrote: >> for everything else, the larger register set on amd64 will matter more, >> and you should probably use a 64-bit guest. > > There is an opinion that 64-bit systems use up more resources than > 32-bit ones for the same tasks, it that not true? it's not true. only the size of a pointer can affect you, and only if your RAM will be mostly full of pointers, as it would be with BIND9. for a web server you'll notice no real difference between CPU modes. -- P Vixie
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