From owner-freebsd-questions Mon Oct 30 20:41: 3 2000 Delivered-To: freebsd-questions@freebsd.org Received: from backup.af.speednet.com.au (af.speednet.com.au [202.135.188.244]) by hub.freebsd.org (Postfix) with ESMTP id 4BF3337B4C5 for ; Mon, 30 Oct 2000 20:40:58 -0800 (PST) Received: from backup.af.speednet.com.au (backup.af.speednet.com.au [172.22.2.4]) by backup.af.speednet.com.au (8.11.0/8.11.0) with ESMTP id e9V4eBe13379; Tue, 31 Oct 2000 15:40:11 +1100 (EST) (envelope-from andyf@speednet.com.au) Date: Tue, 31 Oct 2000 15:40:10 +1100 (EST) From: Andy Farkas X-Sender: andyf@backup.af.speednet.com.au To: Arun Sharma Cc: cjclark@alum.mit.edu, freebsd-questions@FreeBSD.ORG Subject: Re: softupdates and (avoiding) fsck In-Reply-To: <20001029191544.A27575@sharmas.dhs.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > For more information on what soft updates really does. > > That file doesn't exist in -current anymore. But I found some other > file, which pointed me to: > > http://www.mckusick.com/softdep/ > > which says: > > > By ensuring that the only inconsistencies are unclaimed blocks or > > inodes, soft updates can eliminate the need to run a filesystem check > > program after every system crash. Instead, the system is brought up > > immediately. When it is convenient, a snapshot is taken and a background > > task can be run on on that snapshot to reclaim any lost blocks and > > inodes. The use of a snapshot allows normal filesystem activity to > > continue concurrently. The key word here is "snapshot". If you read the next paragraph, it says: "The snapshot code is in alpha-test in the FreeBSD-current system and should be available in most BSD systems towards the end of 2000." > > -Arun > -- :{ andyf@speednet.com.au Andy Farkas System Administrator Speednet Communications http://www.speednet.com.au/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message