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Date: Thu, 28 May 2015 13:49:13 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Mike Galbraith <mgalbraith@novell.com>
Cc: Peter Zijlstra <peterz@infradead.org>, Josef Bacik <jbacik@fb.com>,
        riel@redhat.com, mingo@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND] sched: prefer an idle cpu vs an idle sibling for
 BALANCE_WAKE
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* Mike Galbraith <mgalbraith@novell.com> wrote:

> On Thu, 2015-05-28 at 12:21 +0200, Peter Zijlstra wrote:
> 
> > In fact, select_idle_sibling() is already too expensive on current
> > server hardware (far too damn many cpus in a LLC domain).
> 
> Yup.  I've played with rate limiting motion per task because of that.
> Packages have gotten way too damn big.

What's the biggest you've seen?

Thanks,

	Ingo