From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id o2Q4XpXt191673 for ; Thu, 25 Mar 2010 23:33:51 -0500 Received: from mail.sandeen.net (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 6E4FC1469B41 for ; Thu, 25 Mar 2010 21:35:30 -0700 (PDT) Received: from mail.sandeen.net (64-131-60-146.usfamily.net [64.131.60.146]) by cuda.sgi.com with ESMTP id 25EOf31I8HccyvUy for ; Thu, 25 Mar 2010 21:35:30 -0700 (PDT) Message-ID: <4BAC3990.30403@sandeen.net> Date: Thu, 25 Mar 2010 23:35:28 -0500 From: Eric Sandeen MIME-Version: 1.0 Subject: Re: 128TB filesystem limit? References: <20100325235433.GM3335@dastard> <20100326003511.GN3335@dastard> 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 Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: david@lang.hm Cc: xfs@oss.sgi.com david@lang.hm wrote: > On Fri, 26 Mar 2010, Dave Chinner wrote: ... >> Is there any reason for putting partitions on these block devices? >> You could just use the block devices without partitions, and that >> will avoid alignment potential problems.... > > I would like to raid to auto-assemble and I can't do that without > partitions, can I I think you can.... it's not like MD is putting anything in the partition table; you just give it block devices, I doubt it cares if it's a whole disk or some partition. Worth a check anyway ;) ... > the next fun thing is figuring out what sort of stride, etc parameters I > should have used for this filesystem. mkfs.xfs should suss that out for you automatically based on talking to md; of course you'd want to configure md to line up well with the hardware alignment. -Eric > David Lang _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs