Date: Thu, 29 May 2008 06:00:40 -0500 From: eculp <eculp@encontacto.net> To: "YAMAMOTO, Taku" <taku@tackymt.homeip.net> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: overheating problem with Acer Aspire 5520-5679 AMD-64 Message-ID: <20080529060040.212420twdrt3rlk0@intranet.encontacto.net> In-Reply-To: <20080529132633.69f9fde5.taku@tackymt.homeip.net> References: <20080528062731.97912c9n9sekrrtw@intranet.encontacto.net> <20080529132633.69f9fde5.taku@tackymt.homeip.net>
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Quoting "YAMAMOTO, Taku" <taku@tackymt.homeip.net>: > On Wed, 28 May 2008 06:27:31 -0500 > eculp <eculp@encontacto.net> wrote: > >> I am running up to date current amd64 and am having issues with the >> laptop just stopping with no warning and it seems to be due to >> overheating. If I keep the room temp cooler or keep air circulating >> under it, it doesn't happen. > > Try increasing sysctl kern.sched.idlespinthresh to, say, 7, 15 or 100. > I wonder the default threshold is too low for anything but busy servers. The default was 4, I am trying 15 to see if there is a notable difference while I'm monitoring the results as Scot suggested. At least I have gone almost 24 hours without a fan aimed directly at the bottom of the laptop and all is still well. Thanks for your help, ed > > > -- > -|-__ YAMAMOTO, Taku > | __ < <taku@tackymt.homeip.net> > > - A chicken is an egg's way of producing more eggs. - >
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