From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay1.corp.sgi.com [137.38.102.111]) by oss.sgi.com (Postfix) with ESMTP id 29DE17F50 for ; Sun, 3 Feb 2013 00:35:59 -0600 (CST) Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by relay1.corp.sgi.com (Postfix) with ESMTP id 0161D8F8039 for ; Sat, 2 Feb 2013 22:35:58 -0800 (PST) Received: from Ishtar.sc.tlinx.org (ishtar.tlinx.org [173.164.175.65]) by cuda.sgi.com with ESMTP id s9N3J9g0i2N5CYxB (version=TLSv1 cipher=AES256-SHA bits=256 verify=NO) for ; Sat, 02 Feb 2013 22:35:57 -0800 (PST) Received: from [192.168.4.12] (Athenae [192.168.4.12]) by Ishtar.sc.tlinx.org (8.14.5/8.14.4/SuSE Linux 0.8) with ESMTP id r136ZtUa030945 for ; Sat, 2 Feb 2013 22:35:57 -0800 Message-ID: <510E054B.2070500@tlinx.org> Date: Sat, 02 Feb 2013 22:35:55 -0800 From: Linda Walsh MIME-Version: 1.0 Subject: Re: xfs deadlock on buffer semaphore while reading directory References: <20130202192007.GS30577@one.firstfloor.org> <510D6EDE.1080409@sgi.com> In-Reply-To: <510D6EDE.1080409@sgi.com> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com Mark Tinguely wrote: > On 02/02/13 13:20, Andi Kleen wrote: >> >> On a older 3.6-rc9 opensuse kernel I had the following deadlock with > > That looks like a hang fixed by the series: > > http://oss.sgi.com/archives/xfs/2012-12/msg00071.html ---- That may be so -- I used to see things like that on some older kernels with random progs but with traces down in xfs.. Seemed to be rare and not cause problems....but don't notice those any more... Odd thing about my current probs -- my current system has been up 12 days...but before that it had been up 43 days... I can't get the buffers to 'free' no matter what echo 3> /proc/sys/vm/drop_caches does nothing. so I may be rebooting soon... The large number of from that log (was from 2/1 4:30am) was that it was level 0 backup day.... _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs