[elrepo] No ondemand cpuspeed with 3.18.2-1.el6 kernel

Akemi Yagi amyagi at gmail.com
Thu Jan 15 20:23:30 EST 2015


On Wed, Jan 14, 2015 at 11:59 PM, Robert Nichols
<rnicholsNOSPAM at comcast.net> wrote:

> With my patch, the script does load the cpufreq_ondemand module, and
> that succeeds (it shows up in lsmod), but only "performance" and "powersave"
> show up in /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors

>From what I've read so far, the intel_pstate driver only supports the
performance and the powersave governors. In newer kernels, this driver
is used for newer processors such as sandy bridge and ivy bridge.

I found this article informative:

https://wiki.archlinux.org/index.php/CPU_frequency_scaling

Akemi


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