From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([69.77.167.62] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1L4anX-0002hc-3w for garchives@archives.gentoo.org; Mon, 24 Nov 2008 12:44:15 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 27B06E0716; Mon, 24 Nov 2008 12:44:14 +0000 (UTC) Received: from outbound.icp-qv1-irony-out2.iinet.net.au (outbound.icp-qv1-irony-out2.iinet.net.au [203.59.1.107]) by pigeon.gentoo.org (Postfix) with ESMTP id 74DFAE0716 for ; Mon, 24 Nov 2008 12:44:13 +0000 (UTC) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApoEACMwKknLO65O/2dsb2JhbADQLIJ8 X-IronPort-AV: E=Sophos;i="4.33,659,1220198400"; d="scan'208";a="405226940" Received: from unknown (HELO moriah.localdomain) ([203.59.174.78]) by outbound.icp-qv1-irony-out2.iinet.net.au with ESMTP; 24 Nov 2008 21:44:09 +0900 Received: from localhost (localhost [127.0.0.1]) by moriah.localdomain (Postfix) with ESMTP id 4FCC513B26A2 for ; Mon, 24 Nov 2008 21:44:09 +0900 (WST) X-Virus-Scanned: amavisd-new at localdomain Received: from moriah.localdomain ([127.0.0.1]) by localhost (moriah.localdomain [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id k+kkdWRtW2z7 for ; Mon, 24 Nov 2008 21:44:06 +0900 (WST) Received: from [192.168.1.2] (rattus [192.168.1.2]) by moriah.localdomain (Postfix) with ESMTP id C973C1350DCE for ; Mon, 24 Nov 2008 21:44:06 +0900 (WST) Subject: Re: [gentoo-user] filesystems From: William Kenworthy To: gentoo-user@lists.gentoo.org In-Reply-To: <9D03BEE4-C657-4433-8593-D9A7F1679A40@stellar.eclipse.co.uk> References: <1227479490.26615.47.camel@rattus> <200811240730.22738.dirk.heinrichs@online.de> <1227522626.26615.52.camel@rattus> <200811241207.55699.dirk.heinrichs@online.de> <9D03BEE4-C657-4433-8593-D9A7F1679A40@stellar.eclipse.co.uk> Content-Type: text/plain Organization: Home in Perth! Date: Mon, 24 Nov 2008 21:44:06 +0900 Message-Id: <1227530646.26615.66.camel@rattus> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 Content-Transfer-Encoding: 7bit X-Archives-Salt: 32418d3f-d09f-45b2-b904-078a6bd07b73 X-Archives-Hash: bd7fbef9d5a1280bd4fe1183eab2cdcd On Mon, 2008-11-24 at 12:35 +0000, Stroller wrote: > On 24 Nov 2008, at 11:07, Dirk Heinrichs wrote: > > ... > > If you have further questions, feel free to ask. > > I would love a file system that transparently replicates over several > systems - say 2 - 5. > > It doesn't need to amalgamate spare in any way (as BillK requests), > let's just say I just have a couple of gig on each machine that I want > replicated. > > I should be able to read & operate on the files on the "partition" > just as normal, but when a file is saved to or deleted from any one > machine the change should be replicated on all the others across the > (slow) network. > > Basically, the idea is that I should be able to set machines A, B & C > as MX for my domain and be able to read a new message whichever > machine receives it. I should be able to run all 3 machines as IMAP > servers and connect to any one of them to see the same view of my > messages. When the IMAP server deletes or moves a message (on, say, A) > that transaction should be replicated across B & C. (But likewise if > the message is moved or deleted on B then the transaction should be > replicated across A & C). > > I suspect I would be optimistic if I hoped for something so > sophisticated to be readily available, as I am aware that this would > be problematic to implement. But do you have any suggestions? > > Stroller. > > I set up an openmosix cluster once using dfs I think. It replicated data just like you want so each exported thread was seeing consistent file space. It did work, but had a few issues ... I think it was designed by MS being one :) http://en.wikipedia.org/wiki/Distributed_File_System_(Microsoft) BillK