From: Chris Mason <chris.mason@oracle.com>
To: Johannes Hirte <johannes.hirte@fem.tu-ilmenau.de>
Cc: linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: task imap:2958 blocked for more than 120 seconds
Date: Sun, 10 Jan 2010 15:19:26 -0500 [thread overview]
Message-ID: <20100110201926.GC32195@think> (raw)
In-Reply-To: <201001102105.47192.johannes.hirte@fem.tu-ilmenau.de>
On Sun, Jan 10, 2010 at 09:05:46PM +0100, Johannes Hirte wrote:
> I've observed this hanging task now several times. Not sure when this started,
> but 2.6.32 is affected too, IIRC. I don't have a test pattern for this. Dovecot
> imap triggers this from time to time. I've enabled CONFIG_DETECT_HUNG_TASK now
> and got this two tasks which hang:
You're stuck on a read, could you please do a sysrq-w when this happens?
Also, do you eventually recover or are you stuck forever?
-chris
next prev parent reply other threads:[~2010-01-10 20:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-10 20:05 task imap:2958 blocked for more than 120 seconds Johannes Hirte
2010-01-10 20:19 ` Chris Mason [this message]
2010-01-13 22:37 ` Johannes Hirte
2010-01-14 1:07 ` Chris Mason
2010-01-11 7:34 ` Adrian von Bidder
2010-01-11 8:45 ` Adrian von Bidder
2010-01-14 1:08 ` Chris Mason
2010-01-14 7:03 ` Adrian von Bidder
2010-03-07 15:52 ` Johannes Hirte
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