Messages in this thread | | | Date | Sat, 23 Jun 2007 16:28:37 +0200 | From | Paolo Ornati <> | Subject | Re: Question about fair schedulers |
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On Sat, 23 Jun 2007 15:56:36 +0200 Alberto Gonzalez <info@gnebu.es> wrote:
> > And yes, programs/distributions should set good defaults for you... and > > if they don't, just complain to them :) > > I'm sure they'll do once a fair scheduler goes into mainline :)
Some already does... for example the current version of: http://www.exit1.org/dvdrip/
it sets transcode nice to "+19" by default :)
> > I guess what I was missing from the beginning is that "fair" means that the > scheduler will be fair among tasks that have the same priority, but if a task > has a higher priority, it _will_ get more CPU. So we'll just have to mark > applications like video players, audio players or games with a high priority, > others like encoders or compilers with low priority, and leave the rest > (browsers, word processors, email readers, etc...) as normal priority. This > way a fair scheduler would be able to give each task right amount of CPU.
Yes. I think that the more important thing is to nice background tasks (like encoders etc..), then games / video players can run without problems even without renicing (usually normal programs don't eat much CPU).
-- Paolo Ornati Linux 2.6.22-rc5-g0864a4e2 on x86_64 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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