From owner-freebsd-questions@FreeBSD.ORG Mon Jan 19 19:08:56 2015 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 44580979 for ; Mon, 19 Jan 2015 19:08:56 +0000 (UTC) Received: from smarthost1.sentex.ca (smarthost1.sentex.ca [IPv6:2607:f3e0:0:1::12]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "smarthost.sentex.ca", Issuer "smarthost.sentex.ca" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 0B76B9AC for ; Mon, 19 Jan 2015 19:08:55 +0000 (UTC) Received: from [IPv6:2607:f3e0:0:4:f025:8813:7603:7e4a] (saphire3.sentex.ca [IPv6:2607:f3e0:0:4:f025:8813:7603:7e4a]) by smarthost1.sentex.ca (8.14.9/8.14.9) with ESMTP id t0JJ8KhE043440; Mon, 19 Jan 2015 14:08:21 -0500 (EST) (envelope-from mike@sentex.net) Message-ID: <54BD55FF.6060102@sentex.net> Date: Mon, 19 Jan 2015 14:07:43 -0500 From: Mike Tancsa Organization: Sentex Communications User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: Chris Maness , "freebsd-questions@freebsd.org" Subject: Re: Dump/Restore for system migration References: In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.75 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Jan 2015 19:08:56 -0000 On 1/19/2015 1:50 PM, Chris Maness wrote: > I have used dump/restore for system migration a couple of time and noticed > it is pretty good, but every once in a while it will miss or corrupt a > file. Is there a better way to do this? I would imagine having a system > mounted r/o would help, but this is not always possible. Is there a way to Are you using -L when doing the dump ? I dont think there is a built in way to checksum things, but moving to zfs is one of the benefits as there are many more such safety features ---Mike -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/