From: Masayoshi MIZUMA Subject: Re: [PATCH] xfstests: 277 new test to check freeze/unfreeze works well or not under heavy load. Date: Mon, 12 Dec 2011 18:31:55 +0900 Message-ID: <20111212183153.DF3F.61FB500B@jp.fujitsu.com> References: <20111209145231.5A5F.61FB500B@jp.fujitsu.com> <20111209071700.GD14273@dastard> Mime-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Cc: Christoph Hellwig , linux-fsdevel@vger.kernel.org, xfs@oss.sgi.com, linux-ext4@vger.kernel.org To: Dave Chinner Return-path: In-Reply-To: <20111209071700.GD14273@dastard> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org (2011/12/09 16:17), Dave Chinner wrote: > On Fri, Dec 09, 2011 at 02:52:31PM +0900, Masayoshi MIZUMA wrote: > > Hi, > > > > unfreeze function, thaw_super(), sometimes hangs up if flush kernel > > thread does writeback to the same filesystem concurrently. > > (the problem is reported at > > http://marc.info/?l=linux-ext4&m=132339590004560&w=2) > > > > This test runs freeze/unfreeze under heavy load. If the problem is > > reproduced, this test will hang up... > > This is effectively a duplicate of test 068, which is currently > described as an XFS only test. It is actually generic now that > xfs_freeze works on other filesytsems, so please update 068 > appropriately rather that introducing a new test. OK, I will try to update 068 to reproduce the problem, thanks! Masayoshi Mizuma > > Cheers, > > Dave > > -- > Dave Chinner > david@fromorbit.com