From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay2.corp.sgi.com [137.38.102.29]) by oss.sgi.com (Postfix) with ESMTP id 2DDCC7F50 for ; Fri, 13 Dec 2013 10:23:21 -0600 (CST) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay2.corp.sgi.com (Postfix) with ESMTP id 1DE97304067 for ; Fri, 13 Dec 2013 08:23:12 -0800 (PST) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by cuda.sgi.com with ESMTP id lBxMELZcq0R3yAj8 for ; Fri, 13 Dec 2013 08:23:08 -0800 (PST) Date: Fri, 13 Dec 2013 11:22:28 -0500 From: Dave Jones Subject: Re: XFS / writeback invoking soft lockup. Message-ID: <20131213162228.GA29908@redhat.com> References: <20131213071407.GA6527@redhat.com> <20131213104853.GS10988@dastard> <20131213111639.GD23546@infradead.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20131213111639.GD23546@infradead.org> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Christoph Hellwig Cc: Linux Kernel , xfs@oss.sgi.com On Fri, Dec 13, 2013 at 03:16:39AM -0800, Christoph Hellwig wrote: > On Fri, Dec 13, 2013 at 09:48:53PM +1100, Dave Chinner wrote: > > All I can say is that there doesn't look to be any obvious signs > > that this is a XFS or writeback problem fom the stack trace, and > > without more information or a reproducable test case I'm not going > > to be able to understand the cause. > > > > Is the problem reproducable, or is it just a one-off? > > If it's reproducable it would be good to enable the xfs_writepage > tracepoint and get a trace-cmd log of it. I hit it pretty reliably last night. I'll make a note to look into it on monday with that enabled. Dave _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs