From owner-freebsd-fs Sat Oct 30 15:35:15 1999 Delivered-To: freebsd-fs@freebsd.org Received: from mailext04.compaq.com (mailext04.compaq.com [207.18.199.42]) by hub.freebsd.org (Postfix) with ESMTP id B03A615195 for ; Sat, 30 Oct 1999 15:34:59 -0700 (PDT) (envelope-from song@zk3.dec.com) Received: from mailint02.im.hou.compaq.com (mailint02.compaq.com [207.18.199.35]) by mailext04.compaq.com (Postfix) with ESMTP id 76871104B9F; Sat, 30 Oct 1999 17:34:57 -0500 (CDT) Received: by mailint02.im.hou.compaq.com (Postfix, from userid 12345) id 1FD31BC4C5; Sat, 30 Oct 1999 17:34:55 -0500 (CDT) Received: from iota.zk3.dec.com (iota.zk3.dec.com [16.140.32.65]) by mailint02.im.hou.compaq.com (Postfix) with ESMTP id ACAA9B2A42; Sat, 30 Oct 1999 17:34:54 -0500 (CDT) Received: from zk3.dec.com by iota.zk3.dec.com (8.7.6/UNX 1.7/1.1.20.3/24Apr98-0811AM) id SAA0000003455; Sat, 30 Oct 1999 18:34:56 -0400 (EDT) Message-ID: <381B728F.82963E1A@zk3.dec.com> Date: Sat, 30 Oct 1999 18:34:55 -0400 From: Chang Song Organization: Compaq Computer Corp. X-Mailer: Mozilla 4.7 [en] (X11; I; OSF1 V5.0 alpha) X-Accept-Language: en MIME-Version: 1.0 To: Don Cc: freebsd-fs@freebsd.org Subject: Re: journaling UFS and LFS References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-fs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Don wrote: > > > is anybody working on adding journaling to the (Free)BSD ufs - or > > are there any docs in that direction avalibale - any papers or > > so ? how much harder this is getting due to the complex > > FreeBSD vm/buffercache and soft updates ? - is > > anybody intereseted in starting to work on > > this ? > This is exactly the project which was just starting to be discussed on > freebsd-fs. There are several people who would love to work on this and as > long as the FreeBSD community is going to support. If this project is > going to be supported then it will be done. > > Softupdates is definitely a viable solution however it does not address > several issues and the license is not a BSD license so it makes me > uncomfortable. Could you let me know what SoftUpdate does not address? Thank you. Is jornaling only solution to removal of fsck at boot time? Softupdate not only address required boot time fsck on crash and but also addresses tighter consistency of UFS. -- Chang Song (chang-hyeon.song@digital.com) Work: (603) 884-0799 Compaq Computer Corp.,ZKO3-3/U14 Home: (603) 437-5088 110 Spitbrook Rd., Nashua, NH 03062 Cell: (603) 930-5088 ---------------------------------------------------------------------- "A distributed system is one in which I cannot get something done because a machine I've never heard of is down." --Leslie Lamport To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message