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 517FC7F3F for ; Wed, 10 Jul 2013 23:12:43 -0500 (CDT) Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by relay2.corp.sgi.com (Postfix) with ESMTP id 3B576304066 for ; Wed, 10 Jul 2013 21:12:43 -0700 (PDT) Received: from greer.hardwarefreak.com (mo-65-41-216-221.sta.embarqhsd.net [65.41.216.221]) by cuda.sgi.com with ESMTP id 0LkvN6Wp6As8tW3A for ; Wed, 10 Jul 2013 21:12:42 -0700 (PDT) Message-ID: <51DE30BC.1050905@hardwarefreak.com> Date: Wed, 10 Jul 2013 23:12:44 -0500 From: Stan Hoeppner MIME-Version: 1.0 Subject: Re: Corruption of root fs during git bisect of drm system hang References: <20130710090634.GA356@x4> <20130711003122.GR3438@dastard> <20130711033621.GB362@x4> <20130711035827.GA3438@dastard> In-Reply-To: <20130711035827.GA3438@dastard> Reply-To: stan@hardwarefreak.com List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: quoted-printable Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Dave Chinner Cc: Markus Trippelsdorf , xfs@oss.sgi.com On 7/10/2013 10:58 PM, Dave Chinner wrote: > On Thu, Jul 11, 2013 at 05:36:21AM +0200, Markus Trippelsdorf wrote: >> I was loosing my KDE settings bit by bit with every reboot during the >> bisection. First my window-rules disappeared, then my desktop background >> changed to default, then my taskbar moved from top to the bottom, etc. >> In the end I had to restore all my .files from backup. = > = > That's not filesystem corruption. That sounds more like someone not > using fsync in the apropriate place when overwriting a file.... >>From Sandeen's blog, March 2009: "I dunno how to resolve this right now. I talked to some nice KDE folks on irc; they basically want atomic writes, either you get your old file or your new file post-crash; and tempfile/sync/rename does this =96 but the fsync hurts on 78% of the Linux filesystems out there. So their KSaveFile class doesn=92t fsync. So what to do, what to do.." That's 4 years ago. Is it possible the KDE devs are still not using fsync? Sure seems likely given Markus' problem. -- = Stan _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs