[Mageia-discuss] Cpufreq management

TJ andrewsfarm at gmail.com
Tue Jan 10 15:52:36 CET 2012


On 01/10/2012 06:20 AM, Pierre Jarillon wrote:
> Cpufreq management is not obvious and not easy for a beginner.
>
> However it is useful to save power and reduce the noise (lower speed of fans).
> It is useful on laptops and also on desktops.
> I use intel procs:
> 4CPU : i5-2500K CPU @ 3.30GHz (mageia 1)
> 2CPU :  E7300 @ 2.66GHz (mageia 1 and cauldron)
> On both machines, the lower frequency is 1.60GHz and I have set the governor
> to ondemand.
>
> In MCC->  services, cpufreq was enabled, but in fact was not working.
>
> MCC has no tool to configure cpufreq
>
> The plasmoid "Afficheur de charge système" (what is name?) shows the cpu
> frequency when the cursor is above it.
> IMO, ksysguard should also do that.
>
> A question:  Why is there cpufreq and cpufreqd?
>
There is also powernowd, which also controls cpufreq and which I haven't 
figured out yet. It was written for AMD cpus, but apparently works with 
Intel cpus, too.

TJ



More information about the Mageia-discuss mailing list