From owner-freebsd-hackers@FreeBSD.ORG Sat Jan 20 18:48:37 2007 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id BE13E16A402 for ; Sat, 20 Jan 2007 18:48:37 +0000 (UTC) (envelope-from anderson@centtech.com) Received: from mh1.centtech.com (moat3.centtech.com [64.129.166.50]) by mx1.freebsd.org (Postfix) with ESMTP id 9233113C44C for ; Sat, 20 Jan 2007 18:48:37 +0000 (UTC) (envelope-from anderson@centtech.com) Received: from [192.168.42.21] (andersonbox1.centtech.com [192.168.42.21]) by mh1.centtech.com (8.13.8/8.13.8) with ESMTP id l0KImIwk042820; Sat, 20 Jan 2007 12:48:18 -0600 (CST) (envelope-from anderson@centtech.com) Message-ID: <45B263F5.2050808@centtech.com> Date: Sat, 20 Jan 2007 12:48:21 -0600 From: Eric Anderson User-Agent: Thunderbird 1.5.0.9 (X11/20061223) MIME-Version: 1.0 To: LI Xin References: <20070119201935.GA60202@x12.dk> <20070120024614.E99400@odysseus.silby.com> <45B26021.8020101@centtech.com> <45B26169.9060306@delphij.net> In-Reply-To: <45B26169.9060306@delphij.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV 0.88.4/2469/Sat Jan 20 11:50:33 2007 on mh1.centtech.com X-Virus-Status: Clean X-Spam-Status: No, score=-2.5 required=8.0 tests=AWL,BAYES_00 autolearn=ham version=3.1.6 X-Spam-Checker-Version: SpamAssassin 3.1.6 (2006-10-03) on mh1.centtech.com Cc: freebsd-hackers@freebsd.org, Soeren Straarup Subject: Re: Where to start? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 20 Jan 2007 18:48:37 -0000 On 01/20/07 12:37, LI Xin wrote: > Eric Anderson wrote: >> On 01/20/07 02:48, Mike Silbersack wrote: >>> On Fri, 19 Jan 2007, Soeren Straarup wrote: >>> >>>> Hi >>>> >>>> I'm looking for a project. >>>> Something that would actually be used. >>>> >>>> Preferely something with kernel and geom. >>>> >>>> I have looked over the project page, but not sure where to start. >>>> >>>> /Soeren >>> I'd like to see the ability to run gjournal without reformatting. If >>> you could create a dummy file inside the filesystem, then use that >>> area for the journal, it might be possible. I'm sure that would let a >>> lot more people see if journalling is right for them. >> >> I don't think you need to reformat. Just turning off softupdates and >> adding the journal on another device should work. > > I think what Mike means is that eliminating the need of another device > and just use space in the current file system, perhaps a dummy file with > VV_SYSTEM. > > Cheers, Yea, that would be interesting, indeed. If we only had shrinkfs for UFS2. :) Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology An undefined problem has an infinite number of solutions. ------------------------------------------------------------------------