From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 20 Sep 2001 14:38:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 20 Sep 2001 14:38:26 -0400 Received: from h24-64-71-161.cg.shawcable.net ([24.64.71.161]:24829 "EHLO webber.adilger.int") by vger.kernel.org with ESMTP id ; Thu, 20 Sep 2001 14:38:16 -0400 From: Andreas Dilger Date: Thu, 20 Sep 2001 12:38:18 -0600 To: Eric Weigle Cc: nalabi@formail.org, linux-kernel@vger.kernel.org Subject: Re: qlogic driver , 1Tbyte hard error Message-ID: <20010920123818.C14526@turbolinux.com> Mail-Followup-To: Eric Weigle , nalabi@formail.org, linux-kernel@vger.kernel.org In-Reply-To: <20010920095056.A21993@lanl.gov> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20010920095056.A21993@lanl.gov> User-Agent: Mutt/1.3.20i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sep 20, 2001 09:50 -0600, Eric Weigle wrote: > > The maximum supported file system size under Linux 2.4 is just under 1Tb. > > The scsi layer gets slightly confused a bit earlier with its printk messages > > Is there any particular (that is, technical) reason for this? A few months > ago I hit this problem while building a RAID system for our group. We wanted > to do software RAID-0 over three hardware RAID-5 arrays (2 by 375G and one > 525G) and the kernel (2.4.6) had a hissy fit. > > Given the relatively low cost of disk space ($5000/terabyte and on up, see > http://staff.sdsc.edu/its/terafile/), is this something that will be supported > in the future? > > If you point me in the right direction I'd be willing to look at this issue. There is a patch to allow 64-bit block devices - Ben LaHaise or Jens Axbow put it out about 2 months ago. I believe it fixes the SCSI midlayer, and a limited number of drivers. This is probably a good starting point (you may need to update the particular SCSI driver you are using). Cheers, Andreas -- Andreas Dilger \ "If a man ate a pound of pasta and a pound of antipasto, \ would they cancel out, leaving him still hungry?" http://www-mddsp.enel.ucalgary.ca/People/adilger/ -- Dogbert