Date: Sat, 26 Aug 2000 14:20:45 +0200 (CEST) From: Junichi Saito <j.saito@wanadoo.fr> To: sthaug@nethelp.no Cc: FreeBSD SMP Mailing List <freebsd-smp@FreeBSD.ORG> Subject: Re: unusually high temperature with smp kernel on ABit BP6 Message-ID: <Pine.LNX.4.21.0008261414570.164-100000@kintaro> In-Reply-To: <54234.967285028@verdi.nethelp.no>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sat, 26 Aug 2000 sthaug@nethelp.no wrote: >> The motherboard temperature keeps getting higher (easily reaching over >> 50°C in some minutes) after booting when a smp kernel is loaded, even if >> the machine is almost 100% idle. With an up kernel, the temperature gets >> down to under 40°C some minutes after the booting. > >This was discussed extensively a couple of months ago, and as far as I >remember no completely satisfactory solution was identified. The problem >is that the UP code halts the CPU when it is idle, while SMP code does >not. > >I (and several others) have been running with the following simple patch >to /sys/i386/i386/swtch.s. It seems to do the job here. > >Steinar Haug, Nethelp consulting, sthaug@nethelp.no Thank you for the quick reply. The patch indeed fixed the problem. I should have searched more carefully the archives. j. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.LNX.4.21.0008261414570.164-100000>