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Date: Tue, 18 Jun 2013 12:37:06 -0400
From: Josef Bacik <jbacik@fusionio.com>
To: Sage Weil <sage@inktank.com>
CC: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: hang on 3.9, 3.10-rc5
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On Tue, Jun 11, 2013 at 11:43:30AM -0400, Sage Weil wrote:
> I'm also seeing this hang regularly with both 3.9 and 3.10-rc5.  Is this 
> is a known problem?  In this case there is no powercycling; just a regular 
> ceph-osd workload.
> 

Have you gotten sysrq+w?  Can you tell me where

log_one_extent.isra.22+0x485

is on your box?  Thanks,

Josef