From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id oBNLmpNN256658 for ; Thu, 23 Dec 2010 15:48:52 -0600 Received: from smtp3-g21.free.fr (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 266521CF5786 for ; Thu, 23 Dec 2010 13:50:49 -0800 (PST) Received: from smtp3-g21.free.fr (smtp3-g21.free.fr [212.27.42.3]) by cuda.sgi.com with ESMTP id 4TU2lLzM1VNvmaRp for ; Thu, 23 Dec 2010 13:50:49 -0800 (PST) Date: Thu, 23 Dec 2010 22:50:36 +0100 From: Emmanuel Florac Subject: Re: Anyone using XFS in production on > 20TiB volumes? Message-ID: <20101223225036.4bef756e@galadriel.home> In-Reply-To: References: <20101222175611.1c7d5190@harpe.intellique.com> <4D124B71.9030401@sandeen.net> <20101223012655.2681c596@galadriel.home> <20101223005630.GJ4907@dastard> <20101223195544.53d45f0b@galadriel.home> Mime-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: Justin Piszcz Cc: xfs@oss.sgi.com Le Thu, 23 Dec 2010 14:07:13 -0500 (EST) vous =E9criviez: > Main wonder I have is why when the partition is aligned to 1MiB, > which is the default in parted 2.2+ I believe, is it slower than with > no partitions? 1MiB possibly can't round well on the stripe boundaries. I suppose you could get better results with 64KB or 16KB stripes. Did you try with an LVM in between? -- = ------------------------------------------------------------------------ Emmanuel Florac | Direction technique | Intellique | | +33 1 78 94 84 02 ------------------------------------------------------------------------ _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs