FC5 Intel Core Duo only at 1GHz
Dave Jones
davej at redhat.com
Sat May 6 00:47:31 UTC 2006
On Fri, May 05, 2006 at 08:02:29PM -0400, Peter Arremann wrote:
> On Friday 05 May 2006 19:49, Simon wrote:
> > Hi There,
> >
> > Im running FC5 on a Toshiba Tecra A6 with an Intel Core Duo T2300 @
> > 1.66GHz. But /proc/cpuinfo only shows the CPU(s) running at 1000Mhz...
> > Any ideas here?
> >
> > Simon
>
> probably power management. Under light loads it automatically scales down your
> cpu clock to preserve energy and make sure the noisy fan doesn't kick in.
>
> In /sys/devices/system/cpu/cpu0/cpufreq you will find some files about the cpu
> frequency. cpuinfo_max_freq should be the 1.66 Ghz. You can change the
> governer in scaling_governor (just echo performance > scaling_governor) so
> change the content. You can also play with the cpuspeed daemon
> (/etc/cpuspeed.conf) to change the settings.
There's also a handy gnome applet. (right-click panel, click 'add to panel',
it's called 'cpu frequency monitor' or similar.)
Dave
--
http://www.codemonkey.org.uk
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