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Re: XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)

To: Emmanuel Lacour <elacour@xxxxxxxxxxxxxxx>
Subject: Re: XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Thu, 28 Nov 2013 21:05:21 +1100
Cc: xfs@xxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <20131128091322.GC5337@xxxxxxxxxxxxxxx>
References: <20131128091322.GC5337@xxxxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Thu, Nov 28, 2013 at 10:13:22AM +0100, Emmanuel Lacour wrote:
> 
> Dear XFS users,
> 
> 
> I run a Ceph cluster using XFS on Debian wheezy servers and Linux 3.10
> (debian backports). I see the following line in our logs:
> 
> XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
> 
> does this reveal a problem in my setup or may I ignore it? If it's a
> problem, can someone give me any hint on solving this?

It might be, but you need to provide more information for us to be
able to make any intelligent comment on the message. Start here:

http://xfs.org/index.php/XFS_FAQ#Q:_What_information_should_I_include_when_reporting_a_problem.3F

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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