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Re: cpufrequtils on xen

Chris Cohen

2008-05-18

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really noone???


On Saturday 17 May 2008 08:56:29 Chris Cohen wrote:
> It seems to be a problem with the xen kernel and/or cpufrequtils.
> Just booted grml livecd and cpufreq scaling using the ondemand
> governor worked perfect!
>
> What can I do now?
>
> On Friday 16 May 2008 17:46:53 Chris Cohen wrote:
> > Hi *,
> >
> > just installed cpufrequtils on 2.6.24-17-xen on hardy to scale the
> > frequency of an amd be-2350.
> > I modprobed powernow-k8, cpufreq_ondemand and cpuid.
> > But as soon as I load them the frequency goes down to 800MHz and
> > doesnt increase under load. Cpufreq-info says the frequency should
> > be within 1000 - 2100MHz:
> >
> > cpufrequtils 002: cpufreq-info (C) Dominik Brodowski 2004-2006
> > Report errors and bugs to linux@(protected).
> > analyzing CPU 0:
> >  driver: powernow-k8
> >  CPUs which need to switch frequency at the same time: 0
> >  hardware limits: 1000 MHz - 2.10 GHz
> >  available frequency steps: 2.10 GHz, 2.00 GHz, 1.80 GHz, 1000 MHz
> >  available cpufreq governors: userspace, ondemand, performance
> >  current policy: frequency should be within 1000 MHz and 2.10 GHz.
> >             The governor "ondemand" may decide which speed to
> > use within this range.
> >  current CPU frequency is 800 MHz.
> > analyzing CPU 1:
> >  driver: powernow-k8
> >  CPUs which need to switch frequency at the same time: 1
> >  hardware limits: 1000 MHz - 2.10 GHz
> >  available frequency steps: 2.10 GHz, 2.00 GHz, 1.80 GHz, 1000 MHz
> >  available cpufreq governors: userspace, ondemand, performance
> >  current policy: frequency should be within 1000 MHz and 2.10 GHz.
> >             The governor "ondemand" may decide which speed to
> > use within this range.
> >  current CPU frequency is 800 MHz.
> >
> > Whats wrong?
> >
> > --
> > Thanks
> > Chris



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