From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id E91441381F3 for ; Mon, 26 Aug 2013 06:27:01 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 3BEBDE0CC5; Mon, 26 Aug 2013 06:26:58 +0000 (UTC) Received: from mail-we0-f172.google.com (mail-we0-f172.google.com [74.125.82.172]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id D9A13E0C4F for ; Mon, 26 Aug 2013 06:26:56 +0000 (UTC) Received: by mail-we0-f172.google.com with SMTP id t60so2408005wes.3 for ; Sun, 25 Aug 2013 23:26:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; bh=Jv8sTh8AflXYdCJstnlGHVGesdtg5i/AVaMWrHuh5dE=; b=LI5j2s4/BLcCXYb4VOfspI9urgC9X2gsl7PrEGUFnRaarDEC16u/NrueOL60ANUaSY G9HTVz9sEmE3SxwYin2N3kDCscfr8+9zyCfSJbIdUfyLYSb3mFRPARwZ7e68Xm8PbvKr GaHtezrjKDXoMFiEyiCMbEhHx9YvDGET9zHNFASrKE7I6fJrc1pgNmyUDzaWV4jOPNrn NNjK/y/1MH5KZVw41vDRyw+tthAPhn9H5RJxYVa7HDPlOQcbCS87flkuCvKIABaTZzmj hhxNau8xzQJPoLrq9cRWjQKcVzknvuQ/ZoAZ+c3iO8CeBhyIeA/RNokHZ5pnTyKKlpoy wKeQ== X-Received: by 10.180.80.229 with SMTP id u5mr6459424wix.59.1377498415608; Sun, 25 Aug 2013 23:26:55 -0700 (PDT) Received: from [10.1.20.201] (dustpuppy.is.co.za. [196.14.169.11]) by mx.google.com with ESMTPSA id i5sm15549914wiw.7.1969.12.31.16.00.00 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 25 Aug 2013 23:26:55 -0700 (PDT) Message-ID: <521AF45C.1010206@gmail.com> Date: Mon, 26 Aug 2013 08:23:24 +0200 From: Alan McKinnon User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130809 Thunderbird/17.0.8 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 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Optional /usr merge in Gentoo References: <520A5446.1050001@mail.ru> <520DA782.4050803@sporkbox.us> <520F6333.70301@dmj.nu> <9716EEEB-144F-47AA-A828-FC9A508CE9FA@stellar.eclipse.co.uk> <521090F5.4090305@gmail.com> <521122CB.4010003@libertytrek.org> <521A7EE9.8000706@gmail.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Archives-Salt: 57d4dfe3-ebb9-41c7-8bdb-be87ddb59ec3 X-Archives-Hash: 8268b504dcd6df3e99893d032292f2b8 On 26/08/2013 08:10, Pandu Poluan wrote: >> The ZFS approach is better - here's the storage, now do with it what I >> want but don't employ arbitrary fixed limits and structures to do it. >> > > +1 on ZFS. It's honestly a truly *modern* filesystem. > > Been using it as the storage back-end of my company's email server. > > The zpool and zfs command may need some time to be familiar with, but > the self-mounting self-sharing ability of zfs (i.e., no need to muck > with fstab and exports files) is really sweet. > > I really leveraged its ability to do what I call "delta snapshot > shipping" (i.e., send only the differences between two snapshots to > another place). It's almost like an asynchronous DRBD, but with the > added peace of mind that if the files become corrupted (due to buggy > app, almost no way for ZFS to let corrupt data exist), I can easily > 'roll back' to the time where the files are still uncorrupted. > I run it on my NASes, and the thing that really sold me was what it lets me as the admin do: I get all the benefits of directories with none of the downsides. I get all the benefits of mount points with none of the downsides. I get all the benefits of discrete filesystems with none of the downsides. Like you say, a truly modern fs built for modern needs. -- Alan McKinnon alan.mckinnon@gmail.com