From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ob0-f174.google.com ([209.85.214.174]:46735 "EHLO mail-ob0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753746Ab2FEQFK (ORCPT ); Tue, 5 Jun 2012 12:05:10 -0400 Received: by obbtb18 with SMTP id tb18so8928786obb.19 for ; Tue, 05 Jun 2012 09:05:10 -0700 (PDT) Message-ID: <4FCE2E33.6090209@webstarts.com> Date: Tue, 05 Jun 2012 12:05:07 -0400 From: Jim MIME-Version: 1.0 To: Hugo Mills , Btrfs mailing list Subject: Re: delete disk proceedure References: <4FCE19D3.4090908@webstarts.com> <20120605154737.GH15986@carfax.org.uk> <4FCE2B70.9020107@webstarts.com> <20120605160019.GI15986@carfax.org.uk> In-Reply-To: <20120605160019.GI15986@carfax.org.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: [resent after getting rid of the damn signature] Sorry I missed the list last time, I hit reply too fast. Yes, this sounds like a good idea. I will try it and let you know. Jim Maloney On 06/05/2012 12:00 PM, Hugo Mills wrote: > [Please keep replies on the list] > > On Tue, Jun 05, 2012 at 11:53:20AM -0400, Jim wrote: >> Thanks for the response. When I say mounts don't work I mean that >> when I try to mount an exported directory on an older os (most of my >> machines are centos 5.7) with a non btrfs kernel I get an "unknown >> filesystem" error. If we can get around this I would be very happy. > On my NFS exports, I found that I have to set the fsid to something > unique for each subvolume I export. In my case, this prevents all of > the exported filesystems being the same, but it might also help with > your problem. > > /media/video *(ro,async,fsid=0x13570,no_subtree_check) > > Hugo. > >> On 06/05/2012 11:47 AM, Hugo Mills wrote: >>> On Tue, Jun 05, 2012 at 10:38:11AM -0400, Jim wrote: >>>> Good morning btrfs list, >>>> I had written about 2 weeks ago about using extra btrfs space in an >>>> nfs file system setup. Nfs seems to export the files but the mounts >>>> don't work on older machines without btrfs kernels. >>> "The mounts don't work" -- can you be more specific here? >>> >>> It would seem that if we can get to the bottom of that problem, you >>> won't have to muck around with your current set-up at all. >>> >>> Hugo. >>> -