Date: Sun, 29 Feb 2004 17:31:33 -0500 (EST) From: Andre Guibert de Bruet <andy@siliconlandmark.com> To: Vincent Poy <vince@oahu.WURLDLINK.NET> Cc: current@freebsd.org Subject: Re: buildworld times Message-ID: <20040229172746.V52152@alpha.siliconlandmark.com> In-Reply-To: <20040229122142.K8264-100000@oahu.WURLDLINK.NET> References: <20040229122142.K8264-100000@oahu.WURLDLINK.NET>
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On Sun, 29 Feb 2004, Vincent Poy wrote: > On Sun, 29 Feb 2004, Andre Guibert de Bruet wrote: > > If you're hitting 80+ degrees, your CPU is going to throttle to keep the > > temperature down. This is likely to be the cause (or at least a good > > contributor) of the large buildworld times you're seeing. You might want > > to look into improved cooling, possibly water-cooling. :-) > > This is actually a notebook and not a desktop machine so the temps > are higher than the desktop counterparts as my desktop P4C3.2 at 3.8Ghz > runs at 50C full load. The P4M-2.6Ghz mobile processor runs at 63C even > when idle. It might be the Thermal Interface Material just needs > replacing or something. Is there a way to monitor the temperatures of the > CPU since I do notice the load time averages moves up the the 6.xx when > using -j4. There used to be a sysctl that displayed cpu temperature in tenths of a degree Kelvin. For some unknown reason, I can't seem to find it in a kernel from February 10th. Try doing some exploring in sysctl -a. Regards, Andy > Andre Guibert de Bruet | Enterprise Software Consultant > > Silicon Landmark, LLC. | http://siliconlandmark.com/ >
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