Date: Mon, 25 Aug 2003 12:59:43 -0700 From: "David O'Brien" <obrien@freebsd.org> To: current@freebsd.org Subject: Re: HTT on current Message-ID: <20030825195943.GA64423@dragon.nuxi.com> In-Reply-To: <3F4A43EA.9090500@tcoip.com.br> References: <JCEIKJMCANNPGKFKGLKLOENEDJAA.mikej@trigger.net> <3F4A1CE2.6080806@freebsd.org> <20030825164907.GA17503@dragon.nuxi.com> <3F4A43EA.9090500@tcoip.com.br>
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On Mon, Aug 25, 2003 at 02:14:18PM -0300, Daniel C. Sobral wrote: > >I've heard this several times and don't doubt it, but it would be nice to > >know more about the issue. What type of cases? What benchmarks have > >been run showing this? > > Well, I haven't actually seen any case where there was a performance > gain instead of degradation. I've seen MS-Windows DCC apps (not optimized specifically for HT) get significant speedup from HT. Unfortnately those are the favored benchmarks of Tom's Hardware et.al. so it is hard to get a truer sense of the benefits (or pesimization) of HT.
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