Re: Enabling power management on Debian

[Josef Bailey <jcbjoe2013@gmail.com>]

Yes .. Thank you for the reply

I Don't want to have cpufreq_ondemand i would really like cpufreq_conservative .. the other day i was in jack in the box and i turned my machine on and i twas dying so fast i didn't know what to say .. i know my android device if i put conservitieve for the cpu it sometimes last a little bit longer .. I could also set the cpu scaling

Thanks
Josef


On Thu, Sep 19, 2013 at 02:12:58PM +0100, Ben Hutchings wrote:
> On Wed, 2013-09-18 at 20:45 -0700, Josef Bailey wrote:
> > Hello
> > 
> > I'm trying to enable power management on my debian box .. currently im on wheezy Linux debian 3.2.0-4-amd64 #1 SMP Debian 3.2.46-1+deb7u1 x86_64 GNU/Linux
> > .. I have done this so far
> > 
> > apt-get install cpufrequtils sysfsutils
> 
> It should just work without any special userland packages.
> 
> [...]
> > cat /proc/cpuinfo | grep "model name"
> > 
> > model name	: Intel(R) Core(TM) i5-3317U CPU @ 1.70GHz
> >
> > modprobe p4-clockmod
> 
> In Linux 3.2 this processor should be supported by acpi-cpufreq, I
> think.  Certainly not p4-clockmod.
> 
> The kernel should automatically load the correct driver (with the help
> of udev).
> 
> > The next step is to enable the correct driver but when i modprobe pr-clockmod it looks like something is happening but it isn't .. lsmod |grep p4-clockmod or even just lsmod |grep p4 dosen't show anything
> > 
> > How do i get the correct driver so i can do the next step witch is modprobe cpufreq_conservative ?
> 
> The correct governor is usually cpufreq_ondemand, which is used by
> default.
> 
> Ben.
> 
> -- 
> Ben Hutchings
> Lowery's Law:
>              If it jams, force it. If it breaks, it needed replacing anyway.