[Tfug] Throttling cpu based on cpu temp?

Timothy D. Lenz tlenz at vorgon.com
Thu Mar 14 21:45:02 MST 2013


Don't know about based on heat. can throttle based on load if supported:

http://www.pantz.org/software/cpufreq/usingcpufreqonlinux.html

Module options back when I set it up:
	cpufreq_conservative
	cpufreq_ondemand
	cpufreq_powersave
	cpufreq_stats
	cpufreq_userspace
	freq_table 	

http://www.thinkwiki.org/wiki/How_to_make_use_of_Dynamic_Frequency_Scaling

On 3/14/2013 7:58 PM, Claude Rubinson wrote:
> I've been running into a problem with my Thinkpad's cpu overheating.
> Scaling down the cpu frequency always solves the problem.  The
> kernel's default behavior is to shutdown the machine if the cpu temp
> reaches a particular threshold (I believe the threshold is 100C).
>
> Two questions:
>
> 1.  Does anyone know if it's possible to change this default behavior?
> I'd prefer for the machine to go into hibernate, rather than just
> shutdown.
>
> 2.  I'd like to script a solution that will automatically throttle the
> cpu if a particular cpu temperature is reached.  Obviously, I could
> just write a little daemon that watches `acpi -t`, but I'm wondering
> if there's a preferred way of doing this?  I'm thinking that this is
> something that acpid might be able to handle, but my web searches
> haven't turned anything up.
>
> Thanks,
>
> Claude
>
>
> _______________________________________________
> Tucson Free Unix Group - tfug at tfug.org
> Subscription Options:
> http://www.tfug.org/mailman/listinfo/tfug_tfug.org
>




More information about the tfug mailing list