From owner-freebsd-questions@FreeBSD.ORG Sun Oct 23 17:21:40 2011 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 6CBDE106564A for ; Sun, 23 Oct 2011 17:21:40 +0000 (UTC) (envelope-from vas@mpeks.tomsk.su) Received: from relay2.tomsk.ru (relay2.tomsk.ru [212.73.124.8]) by mx1.freebsd.org (Postfix) with ESMTP id A12228FC13 for ; Sun, 23 Oct 2011 17:21:39 +0000 (UTC) X-Virus-Scanned: by clamd daemon 0.93.1 for FreeBSD at relay2.tomsk.ru Received: from admin.sibptus.tomsk.ru (account sudakov@sibptus.tomsk.ru [212.73.125.240] verified) by relay2.tomsk.ru (CommuniGate Pro SMTP 5.1.13) with ESMTPSA id 21179910 for freebsd-questions@freebsd.org; Mon, 24 Oct 2011 00:21:37 +0700 Received: from admin.sibptus.tomsk.ru (sudakov@localhost [127.0.0.1]) by admin.sibptus.tomsk.ru (8.14.3/8.14.3) with ESMTP id p9NHLa4q048866 for ; Mon, 24 Oct 2011 00:21:37 +0700 (OMSST) (envelope-from vas@mpeks.tomsk.su) Received: (from sudakov@localhost) by admin.sibptus.tomsk.ru (8.14.3/8.14.3/Submit) id p9NHLaE0048865 for freebsd-questions@freebsd.org; Mon, 24 Oct 2011 00:21:36 +0700 (NOVT) (envelope-from vas@mpeks.tomsk.su) X-Authentication-Warning: admin.sibptus.tomsk.ru: sudakov set sender to vas@mpeks.tomsk.su using -f Date: Mon, 24 Oct 2011 00:21:35 +0700 From: Victor Sudakov To: freebsd-questions@freebsd.org Message-ID: <20111023172135.GA48830@admin.sibptus.tomsk.ru> Mail-Followup-To: Victor Sudakov , freebsd-questions@freebsd.org References: <20111021110600.GA19417@admin.sibptus.tomsk.ru> <20111022053315.GA30712@admin.sibptus.tomsk.ru> <20111023161312.GA46735@admin.sibptus.tomsk.ru> <20111023162242.GA3823@tinyCurrent> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20111023162242.GA3823@tinyCurrent> User-Agent: Mutt/1.4.2.3i Organization: AO "Svyaztransneft", SibPTUS X-PGP-Key: http://www.livejournal.com/pubkey.bml?user=victor_sudakov X-PGP-Fingerprint: 10E3 1171 1273 E007 C2E9 3532 0DA4 F259 9B5E C634 Subject: Re: strange behavior of restore(8) 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: Sun, 23 Oct 2011 17:21:40 -0000 Matthias Apitz wrote: > > > > > > > > > > > I am trying to restore a UFS2 zero level dump sized about 51G. > > > > > restore has created 6105 directories and no files at all, and now is > > > > > waiting forever in the runnable state. > > Side note: I have already restored UFS level zero dumps of 130G, even > into FreeBSD in a VM, without any kind of problem. Don't know UFS2, > though. > > > > > > > > > I don't have any specific advice here, but if it were me I think my > > > > next troubleshooting step would be to attach truss to the restore > > > > process after it gets "stuck," to try to see exactly what it's doing. > > > > That may give you a clue as to why it's taking so long and whether > > > > it's actually making any progress. > > > > > > It's doing something like that. I should have piped the output > > > through uniq not to clutter the list, but on second thought, I decided > > > not to: > > > > > > # truss -p 18568 > > > lseek(4,0x0,SEEK_CUR) = 25395100 (0x1837f9c) > > > lseek(4,0x0,SEEK_CUR) = 25395100 (0x1837f9c) > > > lseek(4,0x0,SEEK_CUR) = 25395100 (0x1837f9c) > > > lseek(4,0x0,SEEK_CUR) = 25395100 (0x1837f9c) > > Asuming 4 is the fd of the restore device, i.e. the DUMP, this seek does > nothing: moves to offset of 0 bytes from the current position. Are you > sure that the device (tape?) is fine? I have already copied the dump from tape to disk with dd and tried restoring from the disk file with the same effect. The disk is fine in the sense that the dump file can be copied from tape to disk and from disk to /dev/null without any errors. -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN sip:sudakov@sibptus.tomsk.ru