From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean Delvare Date: Sat, 04 Sep 2010 12:23:07 +0000 Subject: Re: [lm-sensors] Config for MSI X58 Pro-E (MS-7522) Message-Id: <20100904142307.2ce7f47d@hyperion.delvare> List-Id: References: <4C6BFB8A.7060300@mandel.name> In-Reply-To: <4C6BFB8A.7060300@mandel.name> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: lm-sensors@vger.kernel.org On Mon, 30 Aug 2010 19:32:57 +0200, Olaf Mandel wrote: > Am 22.08.2010 16:13, schrieb Jean Delvare: > > On Sun, 22 Aug 2010 15:13:05 +0200, Olaf Mandel wrote: > -Snipp- > >=20 > > The problem is that you compared the Vcore in BIOS, without CPU > > frequency scaling, with Vcore in sensors, with CPU frequency scaling > > enabled (as can be seen from the two outputs below.) This isn't fair! > >=20 > Hi Jean, >=20 > I have to agree, the previous compute line was wrong. >=20 > > If you compare with Linux underload instead, you see Vcore (unscaled) > > at 1.12 V. This is definitely not 35% off compared to the BIOS's report > > of 1.224 V. To be honest, I would have expected both values to match > > exactly. I get to suspect that your Linux system is configured to > > prevent the CPU to enter the highest frequency states, you may want to > > check this. > >=20 > That was indeed the case: thermal_throttle was limiting the clock speed. > I checked the voltage by setting the clock speed manually and it gets at > least closer. >=20 > -Snipp- > >=20 > > Your CPU cooling seems insufficient. A 56=C2=B0C difference between idl= e and > > load is very, very much. I'd be worried. > >=20 > It only gets hot if I run many instances of burnK7. If I just up the > clock speed, it doesn't get hot. >=20 > -Snipp- > > When you have come up with a "final" configuration file, please send it > > over, and I'll put it on the wiki. > >=20 >=20 > Ok, it's attached to the mail. It remained nearly unchanged, except for > the compute lines and the limits you suggested. The two non-trivial > compute lines are taken from comparison of values (BIOS<->sensors) and > then searching the nearest simple voltage divider that would work. The > values are pure guesses! >=20 > Thank you again for your help! You're welcome. Thanks for your contribution, I've added it to the wiki: http://www.lm-sensors.org/wiki/Configurations/MSI/X58-Pro-E --=20 Jean Delvare _______________________________________________ lm-sensors mailing list lm-sensors@lm-sensors.org http://lists.lm-sensors.org/mailman/listinfo/lm-sensors