linux-kernel - Re: divide by zero bug in find_busiest

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Message-ID: <1282896810.1975.1768.camel@laptop>
Date:	Fri, 27 Aug 2010 10:13:30 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Chetan Ahuja <chetan.ahuja@...il.com>
Cc:	Venkatesh Pallipadi <venki@...gle.com>,
	linux-kernel@...r.kernel.org,
	Suresh Siddha <suresh.b.siddha@...el.com>
Subject: Re: divide by zero bug in find_busiest_group

On Fri, 2010-08-27 at 09:51 +0200, Peter Zijlstra wrote:
> 
> Load balancing works by balancing this group hierarchy, a number of
> groups are contained in a domain. Each cpu does a load-balance pull,
> from the busiest group in that domain to his local domain. 

s/local domain/local group/

> Since there's
> ever smaller groups/domains you eventually end up with a nicely spread
> load. 
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