Date: Tue, 24 May 2005 13:13:52 -0400 From: "Jonathan M. Slivko" <freebsd-lists@slivko.org> To: Kirk Strauser <kirk@strauser.com> Cc: freebsd-questions@freebsd.org Subject: Re: Top only showing one active CPU on HTT system Message-ID: <429360D0.60307@slivko.org> In-Reply-To: <200505241200.55346.kirk@strauser.com> References: <200505241053.36377.kirk@strauser.com> <200505241159.24346.kellers@njit.edu> <200505241200.55346.kirk@strauser.com>
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Where did you actually set that, in /etc/sysctl.conf? Kirk Strauser wrote: > On Tuesday 24 May 2005 10:59, Tim Kellers wrote: > > >>The acpi_load="YES" in /boot/loader.conf might do the trick. > > > Actually, it turns out that I have to set machdep.hyperthreading_allowed=1 > for HTT to work now. > > Speaking of which, is that tunable documented anywhere besides the HTT > security PR? It's not in the 5.4-STABLE /usr/src/UPDATING or anyplace else > I've looked, so I was more than a bit surprised to find that such an > important default was changed without much notice. I imagine a lot of > people read the PR much as I did: "blah, blah, theoretical, doesn't affect > me, next message"... -- Jonathan M. Slivko - jonathan@slivko.org "Linux: The Choice for the GNU Generation" - http://www.linux.org/ - Don't fear the penguin. .^. /V\ /( )\ ^^-^^ He's here to help.
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