From mboxrd@z Thu Jan 1 00:00:00 1970 From: yakui_zhao Subject: Re: [BUG?] Critical temperature shutdowns on ThinkPad X60 1706-GMG Date: Fri, 06 Feb 2009 09:31:53 +0800 Message-ID: <1233883913.3625.14.camel@localhost.localdomain> References: <878wokssga.fsf@gismo.pca.it> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mga02.intel.com ([134.134.136.20]:29842 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752308AbZBFBUS (ORCPT ); Thu, 5 Feb 2009 20:20:18 -0500 In-Reply-To: <878wokssga.fsf@gismo.pca.it> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Luca Capello Cc: ML Linux-ACPI On Fri, 2009-02-06 at 01:29 +0800, Luca Capello wrote: > Hi there! >=20 > In July 2008 I reported a problem about critical temperature shutdown= s: >=20 > http://news.gmane.org/find-root.php?message_id=3D%3c87zlnyv14h.fsf%= 5f%2d%5f%40gismo.pca.it%3e >=20 > Since I was not the only one experiencing it, reading the mailing lis= t I > had the impression it had been solved since then. >=20 > And indeed I do not remember I have experienced it again. However, t= he > last week it reappeared, probably because in the meantime I have not > used my laptop at full power :-( >=20 > Anyway, here we are: >=20 > - I got 6 "Critical temperature reached (128 C), shutting down" > experiences since January 30th The Critical shutdown threshold is 128. In fact it is quite high.=20 In fact only when the actual temperature is above 128, the following message will be complained and the box will be shutdown. >=EF=BB=BFCritical temperature reached (128 C), shutting down Will you please attach the output of acpidump? Let's check whether the temperature is obtained by using EC. Thanks. >=20 > - when I know that temperature could rise (e.g. using QEMU to build > Debian packages for armel), I usually set the fan at maximum speed >=20 > $ echo -n "level full-speed" >/proc/acpi/ibm/fan >=20 > However, the last time (10 minutes ago) happened even with that > setting and my setup was: >=20 > * my usual Emacs session > * Conkeror > * a git-buildpackage process (basically building a Debian package f= rom > a Git repository and inside a chroot) > * the Openmoko FreeRunner was plugged to the left USB port and char= ging > * on one of the right port there was an Eutronsec SIMReaderCombo, > basically an OmniKey CardMan 6121 USB SIM-sized smartcard reader > coupled with a 2GB flash memory (in my case this is SLC, more > information at http://www.eutronsec.it/ ) > * the laptop is placed on a scientific laboratory desk and the airf= low > from the fan grid is free to circulate > * the laptop is on AC power with no battery inserted >=20 > - the last was on Debian kernel 2.6.28-1~experimental.1~snapshot.1267= 4; > since I am preparing for FOSDEM, I do not have time right now to te= st > a vanilla kernel, but I will do starting from next Monday. Which > kernel version should I test first, 2.6.28.3? >=20 > That is all, I think. Feel free to ask for more inforation/test. >=20 > Thx, bye, > Gismo / Luca -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html