Date: Fri, 17 Mar 2006 11:58:54 -0600 From: "Larry Rosenman" <ler@lerctr.org> To: "'John Baldwin'" <jhb@freebsd.org>, "'Tom Daly'" <tom@dyndns.com> Cc: freebsd-hackers@freebsd.org Subject: RE: Recommended SMP Config Message-ID: <006701c649ec$74c64c20$0a0a0a0a@aus.pervasive.com> In-Reply-To: <200603171234.52743.jhb@freebsd.org>
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John Baldwin wrote: > On Friday 17 March 2006 12:00, Tom Daly wrote: >>> Because CPU 1 is a hyperthread. So is CPU 3 for that matter. >> >> That makes sense, but CPU 3 shows up in top without setting >> machdep.hyperthreading_allowed=1. ??? > > Yes, that's a bug. I saw the same thing on my AMD64 system as well, if that matters. I've since set machdep.hyperthreading_allowed=1, but was curious. Thanks for the confirmation that it's a bug. If you or anyone needs a test bed, I have a dual-xeon em64t box that I can give access to. LER -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 512-248-2683 E-Mail: ler@lerctr.org US Mail: 430 Valona Loop, Round Rock, TX 78681-3893
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