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From: Andrew Morton <akpm@osdl.org>
To: Igmar Palsenberg <i.palsenberg@jdi-ict.nl>
Cc: linux-kernel@vger.kernel.org, erich@areca.com.tw
Subject: Re: 2.6.16.32 stuck in generic_file_aio_write()
Date: Thu, 30 Nov 2006 21:22:48 -0800	[thread overview]
Message-ID: <20061130212248.1b49bd32.akpm@osdl.org> (raw)
In-Reply-To: <Pine.LNX.4.58.0611291329060.18799@jdi.jdi-ict.nl>

On Wed, 29 Nov 2006 13:41:37 +0100 (CET)
Igmar Palsenberg <i.palsenberg@jdi-ict.nl> wrote:

> I've got a machine which occasionally locks up. I can still sysrq it from 
> a serial console, so it's not entirely dead.
> 
> A sysrq-t learns me that it's got a large number of httpd processes stuck 
> in D state :

There are known deadlocks in generic_file_write() in kernels up to and
including 2.6.17.  Pagefaults are involved and I'd need to see the entire
sysrq-T output to determine if you're hitting that bug.



  parent reply	other threads:[~2006-12-01  5:23 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-29 12:41 Igmar Palsenberg
2006-11-29 15:20 ` Igmar Palsenberg
2006-11-30  1:23 ` erich
2006-11-30  9:48   ` Igmar Palsenberg
2006-12-01  5:22 ` Andrew Morton [this message]
2006-12-01  8:56   ` Igmar Palsenberg
2006-12-04 21:03     ` Igmar Palsenberg
2006-12-06 15:17       ` Igmar Palsenberg
2006-12-06 15:40         ` Andrew Morton
2006-12-06 16:14           ` Igmar Palsenberg
2006-12-07  9:58           ` Igmar Palsenberg
2006-12-07 12:29             ` Igmar Palsenberg
2006-12-14  8:15               ` Igmar Palsenberg
2006-12-14  8:42                 ` Andrew Morton
2006-12-14  8:55                   ` Igmar Palsenberg
2006-12-14  9:10                     ` Andrew Morton
2006-12-14  9:25                       ` Igmar Palsenberg
2007-02-05 10:24                       ` Igmar Palsenberg
2007-02-06  2:42                         ` erich
2007-02-12  9:26                           ` Igmar Palsenberg
2007-02-19 13:25                           ` Igmar Palsenberg

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