From owner-freebsd-stable Tue Apr 4 18:15:59 2000 Delivered-To: freebsd-stable@freebsd.org Received: from point.osg.gov.bc.ca (point.osg.gov.bc.ca [142.32.102.44]) by hub.freebsd.org (Postfix) with ESMTP id 1FFC237B8A4; Tue, 4 Apr 2000 18:15:45 -0700 (PDT) (envelope-from Cy.Schubert@uumail.gov.bc.ca) Received: (from daemon@localhost) by point.osg.gov.bc.ca (8.8.7/8.8.8) id SAA15464; Tue, 4 Apr 2000 18:15:42 -0700 Received: from passer.osg.gov.bc.ca(142.32.110.29) via SMTP by point.osg.gov.bc.ca, id smtpda15462; Tue Apr 4 18:15:22 2000 Received: (from uucp@localhost) by passer.osg.gov.bc.ca (8.9.3/8.9.1) id SAA78456; Tue, 4 Apr 2000 18:15:22 -0700 (PDT) Message-Id: <200004050115.SAA78456@passer.osg.gov.bc.ca> Received: from localhost.osg.gov.bc.ca(127.0.0.1), claiming to be "passer.osg.gov.bc.ca" via SMTP by localhost.osg.gov.bc.ca, id smtpdE78451; Tue Apr 4 18:15:07 2000 X-Mailer: exmh version 2.1.1 10/15/1999 Reply-To: Cy Schubert - ITSD Open Systems Group X-OS: FreeBSD 3.4-RELEASE X-Sender: cschuber To: chad@DCFinc.com Cc: Cy.Schubert@uumail.gov.bc.ca, kris@FreeBSD.ORG, alexander@frolkin.demon.co.uk, brennan@offwhite.net, stable@FreeBSD.ORG Subject: Re: journaling fs In-reply-to: Your message of "Tue, 04 Apr 2000 18:11:15 PDT." <200004050111.SAA10572@freeway.dcfinc.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 04 Apr 2000 18:15:07 -0700 From: Cy Schubert Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message <200004050111.SAA10572@freeway.dcfinc.com>, "Chad R. Larson" writes: > As I recall, Cy Schubert - ITSD Open Systems Group wrote: > > To change the topic slightly, are there any plans to resurrect LFS? > > Would there be any point to putting in the time and effort to removing > > the bitrot or should we leave it where it is? > > Understand that the LFS was something completely different than the > filesystems we've just been discussing (journaled filesystems, or > filesystems with intent logs). The rotting LFS was a log filesystem > wherein a linear log of changes made were kept. This gave a > performance boost to operations that were large and sequential, as > it avoided the work UFS goes through on a write to extend a file > (all the stuff about dealing with fragments and trying to keep all > the extents of a file in the same cylinder group). Handy, I > suppose, to record streaming video. > > You probably knew that, didn't you. I realize that. This discussion reminded me to ask about LFS. Regards, Phone: (250)387-8437 Cy Schubert Fax: (250)387-5766 Team Leader, Sun/DEC Team Internet: Cy.Schubert@osg.gov.bc.ca Open Systems Group, ITSD, ISTA Province of BC To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message