Date: Thu, 6 May 2010 13:57:38 -0700 (PDT) From: Hubert Tournier <hubert@frbsd.org> To: freebsd-smp@freebsd.org Subject: Re: Disabling HyperThreading? Message-ID: <28479447.post@talk.nabble.com> In-Reply-To: <28467645.post@talk.nabble.com> References: <28357071.post@talk.nabble.com> <4BD4727F.4060700@googlemail.com> <28359495.post@talk.nabble.com> <4BD563F7.4010203@googlemail.com> <201004260948.12730.jhb@freebsd.org> <p2yab581e311005050841ob19af115gca86fe06278796a@mail.gmail.com> <28467645.post@talk.nabble.com>
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Hello, Hubert Tournier wrote: > > I also see in the source code that the default is to enable HT cores: > static int hyperthreading_allowed = 1; > > So i will test a custom kernel with this disabled. > Well, it's not enough, i still have my 24 CPUs. I'll give a try to John's way of disabling CPUs, hoping to avoid disabling the wrong ones. Best regards, Hubert -- View this message in context: http://old.nabble.com/Disabling-HyperThreading--tp28357071p28479447.html Sent from the freebsd-smp mailing list archive at Nabble.com.
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