linux-kernel - Re: RFT: updatedb "morning after" problem [was: Re: -mm merge plans for 2.6.23]

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Date:	Sat, 28 Jul 2007 00:08:44 +0200
From:	Mike Galbraith <efault@....de>
To:	Daniel Hazelton <dhazelton@...er.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	Frank Kingswood <frank@...gswood-consulting.co.uk>,
	Andi Kleen <andi@...stfloor.org>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Ray Lee <ray-lk@...rabbit.org>,
	Jesper Juhl <jesper.juhl@...il.com>,
	ck list <ck@....kolivas.org>, Paul Jackson <pj@....com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: RFT: updatedb "morning after" problem [was: Re: -mm merge
	plans for 2.6.23]

On Fri, 2007-07-27 at 13:45 -0400, Daniel Hazelton wrote:
> On Friday 27 July 2007 06:25:18 Mike Galbraith wrote:
> > On Fri, 2007-07-27 at 03:00 -0700, Andrew Morton wrote:

> > > So hrm.  Are we sure that updatedb is the problem?  There are quite a few
> > > heavyweight things which happen in the wee small hours.
> >
> > The balance in _my_ world seems just fine.  I don't let any of those
> > system maintenance things run while I'm using the system, and it doesn't
> > bother me if my working set has to be reconstructed after heavy-weight
> > maintenance things are allowed to run.  I'm not seeing anything I
> > wouldn't expect to see when running a job the size of updatedb.
> >
> > 	-Mike
> 
> Do you realize you've totally missed the point?

Did you notice that I didn't make one disparaging remark about the patch
or the concept behind it?   Did you notice that I took _my time_  to
test, to actually look at  the problem?  No, you're too busy running
your mouth to appreciate the efforts of others.
 
<snips load of useless spleen venting>

Do yourself a favor, go dig into the VM source.  Read it, understand it
(not terribly easy), _then_ come back and preach to me.

Have a nice day.

	-Mike

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