From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: swsusp and suspend2 like to overheat my laptop Date: Wed, 9 Aug 2006 09:39:58 +0200 Message-ID: <20060809073958.GK4886@elf.ucw.cz> References: <20060808235352.GA4751@elf.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: suspend2-devel-bounces@lists.suspend2.net Errors-To: suspend2-devel-bounces@lists.suspend2.net To: Steven Rostedt Cc: linux-pm@osdl.org, LKML , Suspend2-devel@lists.suspend2.net, ncunningham@linuxmail.org List-Id: linux-pm@vger.kernel.org Hi! > > > A few months ago, I installed suspend2 on my laptop. It worked great for > > > a few days, when suddenly my laptop started to get very hot and the fan > > > costantly went off, and then I started getting these: > > > > I take it as "if I keep it for a week powered off, it will not do > > this". > > Not quite. It's more of, "if I suspend everynight instead of leaving it > running or shutting it down, it will do this" or "if I power off at night > or just leave it running, it will not do this". Okay, can you try to leave it up for a week or two (no suspends, no poweroffs) and see what happens? > > P4 has thermal protection, so you are actually safe. > > Yeah, but still, the keyboard gets pretty hot too, and I'm actually more > worried about damaging something that is close by than damaging the CPU > itself. If you damage something, machine was misdesigned in the first place. cat we get contents of /proc/acpi/thermal*/*/* ? > $ sudo modprobe ibm_acpi > $ ls /proc/acpi/ibm/ > bay bluetooth driver led thermal > beep cmos hotkey light video > > No fan there Does ibm/thermal work? Seems like fan is completely controlled by hardware. What may still help: either saving or avoiding saving reserved parts of memory. But this is all magic. How s2ram works would be useful info. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html