linux-kernel - Re: 100% iowait on one of cpus in current -git

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Message-ID: <20071022131045.GA5357@mail.ustc.edu.cn>
Date:	Mon, 22 Oct 2007 21:10:45 +0800
From:	Fengguang Wu <wfg@...l.ustc.edu.cn>
To:	Maxim Levitsky <maximlevitsky@...il.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: 100% iowait on one of cpus in current -git

On Mon, Oct 22, 2007 at 03:05:35PM +0200, Maxim Levitsky wrote:
> Hi,
> Thank you very much too, for helping me.

You are welcome :-)

> Applied.
> Had to kill klogd, since kernel generates tons of redirtied inode messages.
> Size of the kern.log is 863 KB, thus I I don't think it is polite to attachit.
> Don't know whenever it is ok to put it on pastebin too.
> 
> Anyway, it shows lots of redirtied inode... messages,
> and while most of them are "at 08:02(sda2)" , my reiserfs root partition, some are
> 
> "Oct 22 14:50:27 MAIN kernel: [   73.643794] redirtied inode 2582 size 0 at 00:0f(tmpfs), line 300."
> 
> " line 300" is shown always
> 
> (I have /var/run, /var/lock, /dev mounted as tmpfs, default kubuntu setup)

Thank you for the testing out.

Hmm, Maybe it's an reiserfs related issue.  Do you have the full log file?

Thank you,
Fengguang

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