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Bug#607924: Power management



On Feb 19 2011, Phillip Susi wrote:
> On 02/18/2011 12:58 AM, Rogério Brito wrote:
> >I have some patches to the ondemand cpufreq regulator, but it will need a
> >lot of fine tuning to make ondemand work (if at all). OTOH, using
> >powernowd usually works OK for my computer.
> 
> Can you be more specific?  Why doesn't ondemand work with p4_clockmod?

,----[ dmesg | grep -i latency ]
| 
| [   31.736436] ondemand governor failed, too long transition latency of HW, fallback to performance governor
| [   31.739208] ondemand governor failed, too long transition latency of HW, fallback to performance governor
`----

> >I think that I may not (yet) be willing to adopt it, but I am sure
> >willing to co-maintain it or make the occasional QA upload from time to
> >time, so that I can keep things in shape and close some of the most
> >pressing bugs.
> 
> If it doesn't work now, why not get the kernel governor working
> right instead?

I agree. That's the ideal situation. But the problem is: getting it
implemented may take a while. A *long* while. (Hope not).

And even if p4-clockmod is fixed, there are other arches (read: PowerPC)
where the same with p4-clockmod is true.


Regards,

-- 
Rogério Brito : rbrito@{ime.usp.br,gmail.com} : GPG key 4096R/BCFCAAAA
http://rb.doesntexist.org : Packages for LaTeX : algorithms.berlios.de
DebianQA: http://qa.debian.org/developer.php?login=rbrito%40ime.usp.br



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