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From: Igmar Palsenberg <i.palsenberg@jdi-ict.nl>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org, erich <erich@areca.com.tw>
Subject: Re: 2.6.16.32 stuck in generic_file_aio_write()
Date: Fri, 1 Dec 2006 09:56:06 +0100 (CET)	[thread overview]
Message-ID: <Pine.LNX.4.58.0612010926030.31655@jdi.jdi-ict.nl> (raw)
In-Reply-To: <20061130212248.1b49bd32.akpm@osdl.org>



Hi,

> > 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.

It's rather large, but for those who want to look at it : 
http://www.jdi-ict.nl/plain/serial-28112006.txt

There is also a dump from a day later, but halfway the Areca controller 
decided to kick out the array, on which a lot of unwritten data needed to 
be written :)

That dump is at http://www.jdi-ict.nl/plain/serial-29112006.txt


Regards,


	Igmar


  reply	other threads:[~2006-12-01  8:56 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
2006-12-01  8:56   ` Igmar Palsenberg [this message]
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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