[CentOS] cpuspeed settings??

Thu Jun 17 08:16:05 UTC 2010
Nicolas Thierry-Mieg <Nicolas.Thierry-Mieg at imag.fr>

ken wrote:
> Hey, folks,
>
> Sometimes my workstation bogs down... slows to a crawl.  Using gkrellm,
> it's obvious the CPU is the laggard.  The top utility confirms: the load
> average gets up over 4 at times.  But this occurs when cpu stepping pegs
> the speed at 600MHz.  This processor is capable of 1.5GHz and when it's
> allowed to run at that speed, the load average is under 2, which is fine.
>
> So the question is: what's a good /etc/sysconfig/cpuspeed file?  This
> workstation is a notebook and it can get hot.  Of course I'd rather type
> on slow machine than a machine with a fried mainboard, so a report of a
> high temperature should kick in the governor and lower the speed.

well, *is* the CPU really hot when cpuspeed slows it down? If it is then 
there's no need to tweak /etc/sysconfig/cpuspeed , the defaults are 
doing what you want.
Depending on your CPU you can monitor its temp with rpms from elrepo, eg 
kmod-coretemp for some intels.