From owner-freebsd-fs@FreeBSD.ORG Tue Dec 22 03:52:39 2009 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E150D1065676 for ; Tue, 22 Dec 2009 03:52:39 +0000 (UTC) (envelope-from giffunip@tutopia.com) Received: from web113501.mail.gq1.yahoo.com (web113501.mail.gq1.yahoo.com [98.136.167.41]) by mx1.freebsd.org (Postfix) with SMTP id 9A5408FC18 for ; Tue, 22 Dec 2009 03:52:39 +0000 (UTC) Received: (qmail 3964 invoked by uid 60001); 22 Dec 2009 03:52:38 -0000 Message-ID: <865465.3781.qm@web113501.mail.gq1.yahoo.com> X-YMail-OSG: pveCf3YVM1kh0_Z6QkdYEFQQ5VP34K8LIcDzTHC06i_uVyCi6wcVw16iWOTXwT4IL._pyUhOA1qxqt8.yY_tk1kqvaXq1v6.Hse_oWhLh0p0R2wbeqlpYIDLz5GWWy4LngNrnLTujVaSETokl_1w4fl2BWcdxcaTRtm.GAXKP0.diNvE7rCU.qMhYK48ScB.JElaZ_qy7Y2NvuRV4v28tqzgNYjkjHgjxWq84sCakiI2Vi24JYK4RSy0hg6bdUMu061kzqDqawG4_4tFh5Ms4ap3OK0h39nCnEfHusUir2crwgAlTjWhS5RhM9vim_ZIKb1p3G10WOgIhUDBLrswbCrAYnvVJUN46PTA_.Lagik18DrZQKSeegAM.b96duSPKrOdEtwhnpz3_0OEReeVnuHXi2PbDUklRqxHqPgRQYnorH14WCeGYGmv9SbUTyuq7qmt3sHYxwnLU4bBZtWT9iNM5eCn5hYWpA8nrQaEuS5VMEMKSD13_7P64mmmTkvgWWhBon1YcIPCI95AP3deEs8uhs9BkqvYTOKqEyw_ninalQLJWhgJFXXySlvrb0OFPRvs346SD8HsnJbnIrQmM.2nIH0j0cgpt1fDwJsz7DQ._mTVt9.7eEdUJzcWC7Jj Received: from [190.157.123.47] by web113501.mail.gq1.yahoo.com via HTTP; Mon, 21 Dec 2009 19:52:38 PST X-RocketYMMF: giffunip X-Mailer: YahooMailRC/240.3 YahooMailWebService/0.8.100.260964 References: <712903.15604.qm@web113517.mail.gq1.yahoo.com> <3612709F-15CA-4A59-86B1-2674BAA2936D@gmail.com> <240049.46806.qm@web113517.mail.gq1.yahoo.com> <4d7dd86f0912211928y78ce91ect8b86dc1ef4a8d0d1@mail.gmail.com> Date: Mon, 21 Dec 2009 19:52:38 -0800 (PST) From: "Pedro F. Giffuni" To: David N In-Reply-To: <4d7dd86f0912211928y78ce91ect8b86dc1ef4a8d0d1@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: freebsd-fs@freebsd.org Subject: Re: Plans for Logged/Journaled UFS X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Dec 2009 03:52:40 -0000 ----- Original Message ---- ... > > Hi, > > Ext3 by default only journals the meta-data > http://en.wikipedia.org/wiki/Ext3 > > From http://wiki.archlinux.org/index.php/Ext3_Filesystem_Tips > "By default, ext3 partitions mount with the 'ordered' data mode. In > this mode, all data is written to the main filesystem and its metadata > is committed to the journal, whose blocks are logically grouped into > transactions to decrease disk I/O" > > You have to enable full journalling by setting the option in fstab to > journal everything. > > Regards > David N I stand corrected. Apparently the data=journal mode is not bad at all though: http://www.ibm.com/developerworks/linux/library/l-fs8.html cheers, Pedro.