Date: Thu, 04 Jan 2001 11:29:10 -0800 (PST) From: John Baldwin <jhb@FreeBSD.org> To: Michael Wells <michael@wells.org.uk> Cc: freebsd-questions@FreeBSD.org Subject: RE: SMP kernel overheats Message-ID: <XFMail.010104112910.jhb@FreeBSD.org> In-Reply-To: <20010104191237.A580@wells.org.uk>
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On 04-Jan-01 Michael Wells wrote: > Hi all, > > Thanks for the feedback on the 'hot' SMP kernel. Although the machine in > question has been heavily loaded in the past (as someone pointed out, > why else have an SMP machine?), I've never seen these processors reach > 70 celcius before. Under Linux, I would expect them to get to around 50 > degrees during busy periods, but don't run distributed net clients, etc. > That would get things a little hotter. I've invested in coolers and feel > that the machine has adequate, if not exactly excellent cooling. There > are one or two constraints on this which I cannot control. > > With that in mind, is it fair to ask for support of SMP systems to > change at some point to include the instructions to run the chips > cooler? I note the comment on temperature stability, but I think my > mileage is varying. Well, I have a patch you can try on -current: http://www.FreeBSD.org/~jhb/patches/smp_hlt.patch. > Regards > Michael -- John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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