From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id 829CF7F90 for ; Thu, 3 Sep 2015 17:21:05 -0500 (CDT) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay3.corp.sgi.com (Postfix) with ESMTP id 12E41AC001 for ; Thu, 3 Sep 2015 15:21:01 -0700 (PDT) Received: from ipmail06.adl2.internode.on.net (ipmail06.adl2.internode.on.net [150.101.137.129]) by cuda.sgi.com with ESMTP id iD9VJZk4tAUbZWuN for ; Thu, 03 Sep 2015 15:20:55 -0700 (PDT) Date: Fri, 4 Sep 2015 08:20:23 +1000 From: Dave Chinner Subject: Re: every week new xfs errors Message-ID: <20150903222023.GX3902@dastard> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: 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: Reinoud Koornstra Cc: xfs@oss.sgi.com On Thu, Sep 03, 2015 at 02:55:56PM -0600, Reinoud Koornstra wrote: > Hi Everyone, > > I am running xfs on a SSD. > smartd reports this: > > Device: /dev/sdb [SAT], Crucial_CT256M550SSD3, S/N:15020ED48DF8, > WWN:5-00a075-10ed48df8, FW:MU02, 256 GB > > I am running a compiled linux 4.1.6 kernel (before 4.1.2 and before > that 3.18.x) on ubuntu 14.04 > xfs_repair had issues mostly every week to report. > Now xfs_repair says it's finally clean. > However: > > reinoud@Mipam:/$ sudo xfs_db -r /dev/sdb1 > xfs_db> frag > Metadata CRC error detected at block 0x773cac0/0x1000 > Metadata CRC error detected at block 0xee79570/0x1000 > Metadata CRC error detected at block 0x165b6020/0x1000 > actual 2891336, ideal 2888294, fragmentation factor 0.11% You're running on a mounted filesystem? (the "-r" is only necessary if the fs is mounted) If so, this is expected. > There are still issue. > Are there problems with running xfs on a SSD in general? > It's fast and stable (seems like), but mostly i start noticing > problems when i'm running git operations that fail, after that > xfs_repair reports issues indeed. Perhaps you'd like to start by reporting these issues, as solving them is far more important that what the (useless) frag command reports. 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@fromorbit.com _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs