Date: Wed, 09 Sep 2009 18:47:22 +0300 From: Andriy Gapon <avg@icyb.net.ua> To: Kurt Jaeger <pilists@c0mplx.org> Cc: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: Detecting CPU throttling on over temperature Message-ID: <4AA7CE0A.9030502@icyb.net.ua> In-Reply-To: <20090909153851.GE48206@home.opsec.eu> References: <1252426982.00160755.1252414203@10.7.7.3> <200909091018.10509.doconnor@gsoft.com.au> <4AA72D4D.9080505@FreeBSD.org> <200909091747.19696.doconnor@gsoft.com.au> <1252501703.85394.3473.camel@balrog.2hip.net> <4AA7AA9B.9010709@FreeBSD.org> <20090909153851.GE48206@home.opsec.eu>
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on 09/09/2009 18:38 Kurt Jaeger said the following: > Hi! > > [on coretemp module, Alexander Motin <mav@FreeBSD.org> wrote:] >> AFAIR C2D supports three protection technologies. When CPU is hot, it >> starts reducing frequency (multiplier) and voltage, alike to IEST. If it >> is insufficient, it starts to skip core cycles, alike to TCC. If it is >> still insufficient and temperature rises above about 100C, emergency >> shutdown happens. > > Cool. I just tested coretemp on some CPU here, works very nice! > > Any information on what can be done with AMD CPUs with respect > to temperature monitoring ? amdtemp(4) ? :-) -- Andriy Gapon
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