[CentOS] Questions on cpu frequency scaling AMD vs. Intel

Kai Schaetzl maillists at conactive.com
Sun Aug 3 19:22:50 UTC 2008

Kai Schaetzl wrote on Sun, 03 Aug 2008 17:59:49 +0200:

> 5 minutes later: oh, yes, it does! Now I got it to 0% idle and current 
> frequency jumped to 2333000 (although current scaling frequency was still 
> shown at 2000000, on AMDs both figures rise).Looks like a clear bug in the 
> centrino kernel module to me. It scales only up if the overall threshold 
> is reached

Setting the threshold in sysconfig/cpuspeed from 80 to 50 down makes it work, 
e.g. a single gzip task filling one CPU will be able to scale the frequency 


Kai Schätzl, Berlin, Germany
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