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 63A1C7F4E for ; Thu, 27 Nov 2014 18:59:41 -0600 (CST) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay1.corp.sgi.com (Postfix) with ESMTP id 41A8C8F8033 for ; Thu, 27 Nov 2014 16:59:38 -0800 (PST) Received: from ipmail05.adl6.internode.on.net (ipmail05.adl6.internode.on.net [150.101.137.143]) by cuda.sgi.com with ESMTP id 5qtHNRI5BG71Oqny for ; Thu, 27 Nov 2014 16:59:33 -0800 (PST) Date: Fri, 28 Nov 2014 11:59:30 +1100 From: Dave Chinner Subject: Re: OS Upgrade Considerations For XFS Volume Message-ID: <20141128005930.GF27262@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: Bharathiraja P Cc: xfs@oss.sgi.com On Thu, Nov 27, 2014 at 07:59:59PM +0530, Bharathiraja P wrote: > Hi there, > > We recently upgraded our database system from OpenSuSE-11.4 to OpenSuSE-13.1 > > Post the upgrade we are noticing load spikes on our database system. And ...? Is there any actual performance problem you've measured? > OpenSuSE 11.4 uses kernel-2.6.37 and OpenSuSE-13.1 uses kernel-3.11.10 > > There seems to be some changes related to XFS in new kernel and I'm getting > this error when I run xfs_logprint > > ============== > sudo /usr/sbin/xfs_logprint /dev/mapper/pgsql-data > raja's password: > xfs_logprint: > xfs_logprint: /dev/mapper/pgsql-data contains a mounted and writable logprint is completely unreliable on an active and mounted filesystem. It's not going to tell you anything useful about any sort of performance issue - logprint is for debugging log recovery problems.... Cheers, Dave. -- Dave Chinner david@fromorbit.com _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs