From owner-freebsd-questions@freebsd.org Mon Oct 23 19:30:14 2017 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 750B1E53333 for ; Mon, 23 Oct 2017 19:30:14 +0000 (UTC) (envelope-from byrnejb@harte-lyne.ca) Received: from inet08.hamilton.harte-lyne.ca (inet08.hamilton.harte-lyne.ca [216.185.71.28]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "inet08.hamilton.harte-lyne.ca", Issuer "CA_HLL_ISSUER_2016" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4060B81344 for ; Mon, 23 Oct 2017 19:30:13 +0000 (UTC) (envelope-from byrnejb@harte-lyne.ca) Received: from localhost (localhost [127.0.0.1]) by inet08.hamilton.harte-lyne.ca (Postfix) with ESMTP id B5A2160B96; Mon, 23 Oct 2017 15:30:12 -0400 (EDT) X-Virus-Scanned: amavisd-new at harte-lyne.ca Received: from inet08.hamilton.harte-lyne.ca ([127.0.0.1]) by localhost (inet08.hamilton.harte-lyne.ca [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id y8PR-OC47R3L; Mon, 23 Oct 2017 15:30:11 -0400 (EDT) Received: from webmail.harte-lyne.ca (inet04.hamilton.harte-lyne.ca [216.185.71.24]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by inet08.hamilton.harte-lyne.ca (Postfix) with ESMTPSA id 77AC36235B; Mon, 23 Oct 2017 15:30:10 -0400 (EDT) Received: from 216.185.71.44 (SquirrelMail authenticated user byrnejb_hll) by webmail.harte-lyne.ca with HTTP; Mon, 23 Oct 2017 15:30:10 -0400 Message-ID: <802b703b400e1abc4f9fb2845acb23e0.squirrel@webmail.harte-lyne.ca> In-Reply-To: References: <809ce5c30945a6659ef1ab5ea592fb80.squirrel@webmail.harte-lyne.ca> Date: Mon, 23 Oct 2017 15:30:10 -0400 Subject: Re: snapshots contain no data. From: "James B. Byrne" To: "Ultima" Cc: "FreeBSD Mailing List" Reply-To: byrnejb@harte-lyne.ca User-Agent: SquirrelMail/1.4.22-5.el6 MIME-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Priority: 3 (Normal) Importance: Normal X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Oct 2017 19:30:14 -0000 On Mon, October 23, 2017 15:19, Ultima wrote: > Hello James, > > I'm not really sure what your expecting to see with ls, but I'll give > you some tips and hopefully it will help. The examples I could find respecting searching for a file in a snapshot never seemed to manage to note that one first must mount a snapshot before doing anything with it; and I somehow overlooked that significant detail in my other readings. > > These snapshots can be mounted like so: > "mount -t zfs zroot@SNAPSHOT /mnt" replace SNAPSHOT with a actual > snapshot, in this case something like 2017-10-10_12.10.00--14d should > work. > mount -t zfs zroot@2017-10-10_11.10.00--14d /mnt/snapshot mount: zroot@2017-10-10_11.10.00--14d: Device busy What does this mean, besides the patently obvious, and how it is resolved? What I am trying to do is retrieve one file from the initial snapshot. -- *** e-Mail is NOT a SECURE channel *** Do NOT transmit sensitive data via e-Mail Do NOT open attachments nor follow links sent by e-Mail James B. Byrne mailto:ByrneJB@Harte-Lyne.ca Harte & Lyne Limited http://www.harte-lyne.ca 9 Brockley Drive vox: +1 905 561 1241 Hamilton, Ontario fax: +1 905 561 0757 Canada L8E 3C3