From owner-freebsd-questions@FreeBSD.ORG Wed Apr 8 16:36:09 2009 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 C9C86106564A for ; Wed, 8 Apr 2009 16:36:09 +0000 (UTC) (envelope-from jcigar@ulb.ac.be) Received: from lmailproxy04.edpnet.net (lmailproxy04.edpnet.net [212.71.1.197]) by mx1.freebsd.org (Postfix) with ESMTP id 61C248FC12 for ; Wed, 8 Apr 2009 16:36:09 +0000 (UTC) (envelope-from jcigar@ulb.ac.be) Received: from [192.168.0.10] ([77.109.107.220]) by lmailproxy04.edpnet.net (8.13.1/8.13.1) with ESMTP id n38Ga7Bi020022; Wed, 8 Apr 2009 18:36:07 +0200 From: Julien Cigar To: postfix_amaru@yahoo.com In-Reply-To: <400467.24717.qm@web59509.mail.ac4.yahoo.com> References: <400467.24717.qm@web59509.mail.ac4.yahoo.com> Content-Type: text/plain; charset="UTF-8" Date: Wed, 08 Apr 2009 18:35:56 +0200 Message-Id: <1239208556.998.0.camel@rivendell.lan> Mime-Version: 1.0 X-Mailer: Evolution 2.24.5 FreeBSD GNOME Team Port Content-Transfer-Encoding: 8bit X-Virus-Scanned: ClamAV version 0.94, clamav-milter version 0.94 on lmailproxy04.edpnet.net X-Virus-Status: Clean X-Spam-Status: No, score=2.1 required=5.0 tests=BAYES_80,RDNS_NONE autolearn=disabled version=3.2.4 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.2.4 (2008-01-01) on lmailproxy04.edpnet.net Cc: freebsd-questions@freebsd.org Subject: Re: ZFS Question 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: Wed, 08 Apr 2009 16:36:10 -0000 On Wed, 2009-04-08 at 08:57 -0700, Amaru Netapshaak wrote: > Hello, > > I am interested in using something like ZFS for its distributed nature. I run a file server > with samba acting as a PDC. I also run a second server as a BDC. What I would > like is a method for keeping both servers "shared data" drives in sync when both the > PDC and BDC are running. > > I am currently doing an incremental update twice daily to the BDC using rsync over > SSH. It works, but its just not good enough.. if the PDC goes down, anything created > or altered after midnight or so, isnt propagated to the BDC. > > I understand I can use ZFS to accomplish this easily.. but from what I've read, you still > need to manually push updates to the backup server over ssh via cron. So I would still > have windows of time where the file systems would not be in sync.. am I heading in the > wrong direction here? I am beginning to think I am.. > > I've been afraid of NFS for some time.. remembering back to the days when it was just > not safe to use NFS. I may have carried that fear on irrationally.. is NFS a viable > solution to my problem these days? > > Thanks for the advice! > you could use ggated/ggatec together with gmirror > +-+ AMARU > > > > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" -- Julien Cigar Belgian Biodiversity Platform http://www.biodiversity.be Université Libre de Bruxelles (ULB) Campus de la Plaine CP 257 Bâtiment NO, Bureau 4 N4 115C (Niveau 4) Boulevard du Triomphe, entrée ULB 2 B-1050 Bruxelles Mail: jcigar@ulb.ac.be @biobel: http://biobel.biodiversity.be/person/show/471 Tel : 02 650 57 52