From owner-freebsd-questions@FreeBSD.ORG Mon Jan 19 19:15:59 2015 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 2230EC98 for ; Mon, 19 Jan 2015 19:15:59 +0000 (UTC) Received: from mail-ig0-x232.google.com (mail-ig0-x232.google.com [IPv6:2607:f8b0:4001:c05::232]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id EB89FA9D for ; Mon, 19 Jan 2015 19:15:58 +0000 (UTC) Received: by mail-ig0-f178.google.com with SMTP id hl2so12007500igb.5 for ; Mon, 19 Jan 2015 11:15:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:content-type; bh=xOIuoYGJjZslSyNFlBBC5YrDs7gW5ZyrvJm9vFShoB0=; b=U47e1o58il019Vd+njgTjrar2crLtMoLyvUA28/IG5cyjaJn8+XF0tfAkcakFSzCCc ViaWpKvHmx+EiQo6EEdng2MXqPpo9fUcxe15zpG0KmpIzM5rW2mNRyV3p4FfrS69qyas JCfOHVfPBcgElxZMoltJ9RR2stew/ODy/VBtHh9/loMOaBOd+fhLPDx+u0TNgN7JAlOm 0Xo7rSDSqUtQwmKDk7PefcoEBuD8Qd17ZgmE7ZavR9dIa1khpqA7SN5ruC2re03E3xEv XcrO7E29bodzea7pH5mUG+j+nuUSa/B95hFacG3Lu/Cgm3FeNS6luHeJpJyNuxHxFQ4K SYpA== MIME-Version: 1.0 X-Received: by 10.50.142.106 with SMTP id rv10mr21472362igb.18.1421694958300; Mon, 19 Jan 2015 11:15:58 -0800 (PST) Sender: christopher.maness@gmail.com Received: by 10.36.122.212 with HTTP; Mon, 19 Jan 2015 11:15:58 -0800 (PST) In-Reply-To: References: Date: Mon, 19 Jan 2015 11:15:58 -0800 X-Google-Sender-Auth: NP9hteeKlXFNaCZO_BT0eatKDjs Message-ID: Subject: Re: Dump/Restore for system migration From: Chris Maness To: Michael Sierchio , "freebsd-questions@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 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 19:15:59 -0000 On Mon, Jan 19, 2015 at 11:08 AM, Michael Sierchio wrote: > If you're using a filesystem that supports snapshots, do the dump against > the snapshot, or use dump with the -L option, to indicate that you're > taking a dump of a live filesystem. > > - M > > On Mon, Jan 19, 2015 at 10:50 AM, 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 >> check the deltas between systems manually after migration to see if any >> files need to be merged or copied. I would imagine the files that are in >> jeopardy are ones that are being written to while the dump is taking >> place. I had a file the keeps track of rss feeds end up missing on the >> target system. >> >> Any advice here? >> >> Thanks, >> Chris >> _______________________________________________ >> 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" >> > > Yes, I am using arguments -Luanf. I made a script to do this automagically a long time ago. I am currently using UFS. I am not sure if it supports snapshot. Thanks, Chris