From owner-freebsd-questions@FreeBSD.ORG Sat Aug 18 11:34:35 2007 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 321B016A41A for ; Sat, 18 Aug 2007 11:34:35 +0000 (UTC) (envelope-from sudakov@sibptus.tomsk.ru) Received: from relay2.tomsk.ru (relay2.tomsk.ru [212.73.124.8]) by mx1.freebsd.org (Postfix) with ESMTP id 73AF513C45A for ; Sat, 18 Aug 2007 11:34:34 +0000 (UTC) (envelope-from sudakov@sibptus.tomsk.ru) X-Virus-Scanned: by Dr.Web (R) daemon for FreeBSD, v4.33 at relay2.tomsk.ru Received: from [172.16.138.125] (account sudakovva@sibptus.tomsk.ru HELO admin.sibptus.tomsk.ru) by relay2.tomsk.ru (CommuniGate Pro SMTP 4.3.8) with ESMTPSA id 8506874 for freebsd-questions@freebsd.org; Sat, 18 Aug 2007 18:34:32 +0700 Received: (from sudakov@localhost) by admin.sibptus.tomsk.ru (8.13.6/8.13.6/Submit) id l7IBYWIP046760 for freebsd-questions@freebsd.org; Sat, 18 Aug 2007 18:34:32 +0700 (OMSST) (envelope-from sudakov@sibptus.tomsk.ru) X-Authentication-Warning: admin.sibptus.tomsk.ru: sudakov set sender to sudakov@sibptus.tomsk.ru using -f Date: Sat, 18 Aug 2007 18:34:32 +0700 From: Victor Sudakov To: User Questions Message-ID: <20070818113432.GA46587@admin.sibptus.tomsk.ru> Mail-Followup-To: Victor Sudakov , User Questions References: <20070724115401.GA1355@admin.sibptus.tomsk.ru> <20070724134431.GA57022@epia-2.farid-hajji.net> <20070807113147.O28568@wojtek.tensor.gdynia.pl> <20070818071753.GA44252@admin.sibptus.tomsk.ru> <46C6C935.1090309@unsane.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <46C6C935.1090309@unsane.co.uk> User-Agent: Mutt/1.4.2.1i Organization: AO "Svyaztransneft", SibPTUS X-PGP-Key: http://vas.tomsk.ru/vas.asc Subject: Re: dump -L 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: Sat, 18 Aug 2007 11:34:35 -0000 Vince wrote: > > > >Right now I am watching a dump: > > > >[root@admin ~] dump -b64 -5Lau /home > > DUMP: Connection to big.sibptus.tomsk.ru established. > > DUMP: Date of this level 5 dump: Sat Aug 18 14:02:16 2007 > > DUMP: Date of last level 0 dump: Sun Aug 12 11:10:56 2007 > > DUMP: Dumping snapshot of /dev/ad0s2f (/home) to /dev/nsa0 on host big > > DUMP: mapping (Pass I) [regular files] > > DUMP: mapping (Pass II) [directories] > > DUMP: estimated 3249348 tape blocks. > > > >at the same moment: > > > >[root@admin ~] snapinfo -v /home > >/dev/ad0s2f mounted on /home > > no snapshots found > >[root@admin ~] ll /home/.snap/ > >total 0 > >[root@admin ~] > > > > > >Is this normal? Does it mean that dump is not really dumping a > >snapshot though it says it is? > > > > man dump (the section regarding -L) says > "The snapshot is unlinked as soon as the dump starts, and is thus This explains why there is no visible snapshot file in /home/.snap/ However, I thought that snapinfo should be aware even of unlinked snapshots. Just like "mdconfig -l" still shows the backingstore file even if it has been unlinked. -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN sip:sudakov@sibptus.tomsk.ru