[Mageia-discuss] Cpufreq management

Tue Jan 10 15:00:55 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?
+>
+Oh, good! I was just trying to figure all this stuff out for my Sempron 
+64 desktop. I had expected that it would be set up automagically if I 
+had "Cool'n'Quiet" enabled in the BIOS, but now I learn it isn't. A way 
+to make this easier would be high on my list of desirable things, too.
+
+TJ
+
+