From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id j43FLwO20004 for ; Tue, 3 May 2005 11:21:58 -0400 Received: from basie.internet2.edu (basie.internet2.edu [207.75.164.22]) by mx3.redhat.com (8.12.11/8.12.11) with ESMTP id j43FLqOH030826 for ; Tue, 3 May 2005 11:21:52 -0400 Date: Tue, 3 May 2005 11:21:49 -0400 From: Dan Pritts Subject: Re: [linux-lvm] large logical volumes Message-ID: <20050503152149.GB25616@internet2.edu> References: <424B4459.5050207@utoronto.ca> <3b24531c0504291300587dd539@mail.gmail.com> <42729A76.6050204@atmosp.physics.utoronto.ca> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <42729A76.6050204@atmosp.physics.utoronto.ca> Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: LVM general discussion and development On Fri, Apr 29, 2005 at 04:35:02PM -0400, Guido Vettoretti wrote: > 32-bit machines: > ext3 : 2Tb (I managed to create a 4TB fs for some reason) I'm not sure this is true - i think that this limit was there but was removed in newer versions of ext2/3 > ext3: 2Tb (? not sure about this one) I have created larger filesystems on 64-bit. > One of the hardware support people said there was a 2Tb limit on the > SCSI protocol (not sure about this), More or less true, but some newer hardware and device drivers have fixed this. The keyword you need to look for is "64-bit LBA". I've had success with an Atto celerity fibre channel adapter and an infortrend-based RAID on x86_64. However, each one needed a firmware/driver update from what was shipped to me in December of last year to work. tnx danno