From owner-freebsd-fs Sat Oct 30 10:53: 6 1999 Delivered-To: freebsd-fs@freebsd.org Received: from bachue.usc.unal.edu.co (bachue.usc.unal.edu.co [168.176.3.20]) by hub.freebsd.org (Postfix) with ESMTP id 5B11C14A26 for ; Sat, 30 Oct 1999 10:52:57 -0700 (PDT) (envelope-from pfgiffun@bachue.usc.unal.edu.co) Received: from bachue.usc.unal.edu.co ([168.176.3.36]) by bachue.usc.unal.edu.co (Netscape Messaging Server 3.6) with ESMTP id AAA3D26 for ; Sat, 30 Oct 1999 12:52:26 -0400 Message-ID: <381B2FE7.AF8FA527@bachue.usc.unal.edu.co> Date: Sat, 30 Oct 1999 12:50:31 -0500 From: "Pedro F. Giffuni" Organization: Universidad Nacional de Colombia X-Mailer: Mozilla 4.61 [en] (X11; I; FreeBSD 3.3-RELEASE i386) X-Accept-Language: it,es-CO MIME-Version: 1.0 To: 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 (Trimmed a bit the CC list) Don wrote: > ... > > 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. > The links to CFFS that I posted on -arch show some performance improvements in the Exokernel and in OpenBSD-CFFS against the stock FreeBSD-FFS; it's an interesting alternative. > LFS is being considered as a starting point for this project. The goal is > to build an extensible file system with features such as the ability to > grow and shrink partitions, acl's journaling etc. > Margo Selzer's papers are an important reference: http://www.eecs.harvard.edu/~margo/papers/ I recall the sources also carry a large TODO list. > XFS is also being considered as a feature reference. > I understand XFS is quite big, it not used by SGI for their distribution media (I understand they use a modified UFS) and it will take quite some time to port to linux, so I think "feature reference" is the correct approach to it. cheers, Pedro. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message