Re: cpufreq affects rate in, at least, htb

Linux Advanced Routing and Traffic Control

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Hi, DervishD

DervishD wrote:
>     Hi all :)
> 
>     I've tested this and having a cpufreq that slows down the CPU
> affects the rate of HTB. My ondemand cpufreq governor scales down the
> CPU frequency about 40% and this is more or less the slowdown the rate
> suffers, 40%.
> 
>     Any known way of dealing with this without having to disable
> cpufreq?
> 
>     Thanks in advance :)
> 
>     Raúl Núñez de Arenas Coronado
> 

What kernel-version do you use?

In 2.6.22 another timer is used for psched.
Maybe NO_HZ could interfere on this issue too.

Bye,
 Andreas.
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