From owner-freebsd-questions@FreeBSD.ORG Thu Dec 18 08:45:06 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1147D1065674 for ; Thu, 18 Dec 2008 08:45:06 +0000 (UTC) (envelope-from bernard@dugas-family.org) Received: from smtp11.ispronet.com (smtp11.ispronet.com [81.28.196.233]) by mx1.freebsd.org (Postfix) with ESMTP id CB2DB8FC2C for ; Thu, 18 Dec 2008 08:45:05 +0000 (UTC) (envelope-from bernard@dugas-family.org) Received: from localhost (unknown [127.0.0.1]) by smtp11.ispronet.com (Postfix) with ESMTP id 025DAB855; Thu, 18 Dec 2008 09:45:03 +0100 (CET) Received: from smtp11.ispronet.com ([127.0.0.1]) by localhost (smtp11.ispronet.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 69652-02; Thu, 18 Dec 2008 09:44:54 +0100 (CET) Received: from [192.168.1.59] (unknown [81.28.194.61]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp11.ispronet.com (Postfix) with ESMTP; Thu, 18 Dec 2008 09:44:54 +0100 (CET) Message-ID: <494A0DFE.2000501@dugas-family.org> Date: Thu, 18 Dec 2008 09:46:54 +0100 From: Bernard Dugas User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; fr-FR; rv:1.7) Gecko/20040616 X-Accept-Language: fr,en MIME-Version: 1.0 To: Mel References: <4947B8AB.7000304@dugas-family.org> <200812170947.12794.fbsd.questions@rachie.is-a-geek.net> <4948D650.8040603@dugas-family.org> <200812180826.49948.fbsd.questions@rachie.is-a-geek.net> In-Reply-To: <200812180826.49948.fbsd.questions@rachie.is-a-geek.net> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: amavisd-new at ispronet.com Cc: freebsd-questions@freebsd.org Subject: Re: Extracting changed files list from snapshot X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Dec 2008 08:45:06 -0000 Mel wrote: > I'm still wondering if you're not better off with ZFS, but this does seem like > a useful app in it's own right. ZFS is not handling replication on remote servers very well currently, and they don't seem to care about this from the reactions i had on some forums. And i would not use ZFS for production system on FreeBSD now. FFS snapshots are stable in production, and adding a reading function on snapshot structures will not change stability :-) > The TAILQ_HEAD statement means it's creating a tail queue(3) (double linked > fifo/stack) of inodes. The snapdata structure contains the start of the list, > the size and a lock. The sn_blklist pointer, I will have to look up. > > I think i'm gonna have fun with this for a bit ;) This is christmas gift. But for who :-? Thanks a lot ! -- Bernard DUGAS Mobile +33 615 333 770