From owner-freebsd-current@FreeBSD.ORG Fri Jan 4 20:21:52 2008 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A169B16A469 for ; Fri, 4 Jan 2008 20:21:52 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57]) by mx1.freebsd.org (Postfix) with ESMTP id EEB2113C458 for ; Fri, 4 Jan 2008 20:21:51 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from phobos.samsco.home (phobos.samsco.home [192.168.254.11]) (authenticated bits=0) by pooker.samsco.org (8.13.8/8.13.8) with ESMTP id m04JsuDN073472; Fri, 4 Jan 2008 12:54:57 -0700 (MST) (envelope-from scottl@samsco.org) Message-ID: <477E8F10.401@samsco.org> Date: Fri, 04 Jan 2008 12:54:56 -0700 From: Scott Long User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.11) Gecko/20071128 SeaMonkey/1.1.7 MIME-Version: 1.0 To: Graham Todd References: <200801012116.m01LGQhN012860@bonkers.video-collage.com> <200801032334.m03NY7Zd019292@apollo.backplane.com> <477E82E3.6000303@bellanet.org> In-Reply-To: <477E82E3.6000303@bellanet.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (pooker.samsco.org [168.103.85.57]); Fri, 04 Jan 2008 12:54:57 -0700 (MST) X-Spam-Status: No, score=-1.4 required=5.4 tests=ALL_TRUSTED autolearn=failed version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pooker.samsco.org Cc: Mikhail Teterin , efinleywork@efinley.com, current@freebsd.org Subject: Re: a new way to hang 7.0 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 04 Jan 2008 20:21:52 -0000 Graham Todd wrote: > Matthew Dillon wrote: >> DragonFly has a new filesystem called HAMMER in the works which should >> become production ready in a few months. All primary operations work now >> so it is very real, but major pieces still need to be written and others >> need to be rewritten and stabilized. It's in pre-alpha state now and >> will be early-alpha by the DFly 2.0 release later this month. It should >> be in a state that can be ported without having to play constant catchup >> in maybe 2-3 months. This filesystem has full historical capabilities... >> you don't even have to make snapshots per say, just sync, and you can get >> at any data as-of any point in the past with a simple @@ >> file/directory name extension. > > Wow, pretty neat. If HAMMER becomes the default filesystem and snapshots > are low cost and easy are they any plans to leverage these features? :-) > If I understand some of the opensolaris work correctly they are > starting to make use of zfs snapshots for upgrades/updates and packaging > systems. There are better lists on which to discuss DragonflyBSD vaporware. Scott