linux-kernel - Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

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Message-Id: <20071107142609.071532ad.sfr@canb.auug.org.au>
Date:	Wed, 7 Nov 2007 14:26:09 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Fengguang Wu <wfg@...l.ustc.edu.cn>
Cc:	David <david@...olicited.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on
 startup

On Wed, 7 Nov 2007 14:17:17 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> On Tue, Nov 06, 2007 at 04:00:06PM +0800, Fengguang Wu wrote:
> > 
> > Could you try with the attached 4 patches? Two of them are expected to
> > fix your problem, another two are debugging ones(in case the problem
> > persists).
> 
> Applying these four patches fixes it for me.  Obviously the reiserfs patch
> was not relevant in  my case (only using ext3).

I am now running on a kernel with just the
mm-speed-up-writeback-ramp-up-on-clean-systems.patch applied and I am
seeing no hangs.

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/

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