Date: Mon, 5 Nov 2018 15:44:59 -0800 From: Matt Joras <mjoras@freebsd.org> To: rebecca@bluestop.org Cc: freebsd-hackers@freebsd.org, zbeeble@gmail.com Subject: Re: Threadripper Thermal strangeness. Message-ID: <CADdTf%2Bh2uU=zgmSDbOG%2BJAX9OLc1nG_gRAHmKh-S4Uo-NWNvKQ@mail.gmail.com> In-Reply-To: <1952737.4WAli8B44Z@photon.int.bluestop.org> References: <CACpH0MdACWACn2_uO_S47nzKY174aeFq516FJdqkcxM_NMiCAw@mail.gmail.com> <1952737.4WAli8B44Z@photon.int.bluestop.org>
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You have to use the sensor_offset to get the actual value at the die. I believe for all Threadripper chips the offset is -27C. Matt On Mon, Nov 5, 2018 at 3:14 PM Rebecca Cran via freebsd-hackers <freebsd-hackers@freebsd.org> wrote: > > On Monday, 5 November 2018 14:23:22 MST Zaphod Beeblebrox wrote: > > > kldloading "amdtemp.ko" reports an idle temp of 55C or so and heavy > > compiling (make world -j32) reports temperatures as high as 95C ... upto > > and including some instability and/or crash or rebooting. > > I have a new Threadripper 2990WX in an ASUS motherboard - and mine just > reports ridiculous values: > > % sysctl dev.amdtemp | grep sensor > dev.amdtemp.3.core0.sensor0: 112.6C > dev.amdtemp.3.sensor_offset: 0 > dev.amdtemp.2.core0.sensor0: 113.5C > dev.amdtemp.2.sensor_offset: 0 > dev.amdtemp.1.core0.sensor0: 111.7C > dev.amdtemp.1.sensor_offset: 0 > dev.amdtemp.0.core0.sensor0: 114.5C > dev.amdtemp.0.sensor_offset: 0 > > -- > Rebecca > > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"
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