From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Chris Friesen <cfriesen@nortel.com>
Cc: Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org
Subject: Re: cgroup task groups appears sensitive to absolute magnitude of shares
Date: Fri, 10 Oct 2008 09:53:57 +0200 [thread overview]
Message-ID: <1223625237.7382.62.camel@lappy.programming.kicks-ass.net> (raw)
In-Reply-To: <1223618594.7382.60.camel@lappy.programming.kicks-ass.net>
On Fri, 2008-10-10 at 08:03 +0200, Peter Zijlstra wrote:
> On Thu, 2008-10-09 at 17:00 -0600, Chris Friesen wrote:
>
> > Going to 4000/2000/1000/200 doesn't seem to give noticeable
> > improvements, and going to 40000/20000/10000/2000 causes the test to
> > behave unpredictably, either taking abnormally long to complete or else
> > not completing at all.
>
> Hmm, I would have expected it to work for at least the normal nice range
> of weight values..
>
> Will have to look into that I suppose..
One thought, are you running 32 or 64 bit? If you're on 32, could you
try 64? If that fixes it its probably an easy fix, otherwise I fear it
might take a bit more..
next prev parent reply other threads:[~2008-10-10 7:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-09 23:00 cgroup task groups appears sensitive to absolute magnitude of shares Chris Friesen
2008-10-10 5:44 ` Peter Zijlstra
2008-10-10 6:03 ` Peter Zijlstra
2008-10-10 7:53 ` Peter Zijlstra [this message]
2008-10-10 15:05 ` Chris Friesen
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