Re: [PATCH] intel_pstate: track and export frequency residency stats via sysfs.

From: Rafael J. Wysocki
Date: Wed Sep 10 2014 - 19:45:35 EST


On Wednesday, September 10, 2014 04:39:05 PM Anup Chenthamarakshan wrote:
> On Thu, Sep 11, 2014 at 12:49:48AM +0200, Rafael J. Wysocki wrote:
> > On Wednesday, September 10, 2014 03:15:08 PM Anup Chenthamarakshan wrote:
> > >
> > > Tools like powertop and turbostat are not present by default on all systems,
> > > so it is not always possible to use them :(
> >
> > Which systems are you referring to in particular?
>
> We're testing on Chrome OS devices (Chromebooks).

How big of a deal is it to install the tools mentioned above on such a system?

At least turbostat is shipped with the kernel source.

--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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