linux-kernel - Re: Sched_autogroup and niced processes

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Message-ID: <1305276066.2561.1.camel@twins>
Date:	Fri, 13 May 2011 10:41:06 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Mike Galbraith <efault@....de>, Yong Zhang <yong.zhang0@...il.com>,
	Carl-Johan Kjellander <carl-johan@...rna.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Sched_autogroup and niced processes

On Fri, 2011-05-13 at 10:22 +0200, Ingo Molnar wrote:
> * Mike Galbraith <efault@....de> wrote:
> 
> > > > time make -j12 # with seti@...e running
> > > > real    4m16.753s
> > > > user    10m33.770s
> > > > sys     1m39.710s
> > > >
> > > > time make -j12 # without seti@...e running
> > > > real    2m12.480s
> > > > user    10m11.580s
> > > > sys     1m39.980s
> 
> I think the practical question here is to make seti@...e run more idle.
> 
> Are there some magic cgroup commands you could recommend for that?

Yong already did.
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