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Subject: Re: [PATCH RESEND] sched: prefer an idle cpu vs an idle sibling for
 BALANCE_WAKE
From: Mike Galbraith <mgalbraith@novell.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Josef Bacik <jbacik@fb.com>, riel@redhat.com, mingo@redhat.com,
        linux-kernel@vger.kernel.org
Date: Thu, 28 May 2015 13:16:29 +0200
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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.

	-Mike