From owner-freebsd-questions@FreeBSD.ORG Mon Aug 15 19:03:11 2005 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0000516A41F for ; Mon, 15 Aug 2005 19:03:10 +0000 (GMT) (envelope-from jpp@cloudview.com) Received: from skipjack.no-such-agency.net (skipjack.no-such-agency.net [64.142.114.146]) by mx1.FreeBSD.org (Postfix) with ESMTP id 37C9643D66 for ; Mon, 15 Aug 2005 19:03:02 +0000 (GMT) (envelope-from jpp@cloudview.com) Received: from skipjack.no-such-agency.net (localhost [127.0.0.1]) by skipjack.no-such-agency.net (Postfix) with ESMTP id 5ED9734DA12; Mon, 15 Aug 2005 12:03:02 -0700 (PDT) Received: from www.cloudview.com (localhost [127.0.0.1]) by skipjack.no-such-agency.net (Postfix) with ESMTP id 0DC9C34D433; Mon, 15 Aug 2005 12:03:00 -0700 (PDT) Received: from 63.202.81.236 (SquirrelMail authenticated user jpp) by www.cloudview.com with HTTP; Mon, 15 Aug 2005 12:03:00 -0700 (PDT) Message-ID: <60362.63.202.81.236.1124132580.squirrel@www.cloudview.com> In-Reply-To: References: <42FF5569.1090005@cloudview.com> Date: Mon, 15 Aug 2005 12:03:00 -0700 (PDT) From: jpp@cloudview.com To: "Hornet" User-Agent: SquirrelMail/1.4.4 MIME-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Priority: 3 (Normal) Importance: Normal X-AV-Checked: by skipjack Cc: John Pettitt , freebsd-questions@freebsd.org Subject: Re: Dump on large file systems 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: Mon, 15 Aug 2005 19:03:11 -0000 > On 8/14/05, John Pettitt wrote: >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: RIPEMD160 >> >> >> I tried to dump a 600gb file system a few days ago and it didn't >> work. dump went compute bound during phase III and never wrote any >> data to the dump device (this on an up to date RELENG_5 box). - is >> this a known problem? Are there any work arounds? >> >> John >> -----BEGIN PGP SIGNATURE----- >> Version: GnuPG v1.4.1 (MingW32) >> >> iD8DBQFC/1VpaVyA7PElsKkRAwnlAKCiqEJ5BLoKpHIRCOLMbcSjrpNBjgCgyyZp >> nM+KOXrDZs96+nk7QV6hOCc> =7Kv9 >> -----END PGP SIGNATURE----- >> >> _______________________________________________ >> 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" >> > > If you are dumping that 660G slice to a file, you will need to split > it up into smaller chuncks. > > dump -0auLf - / | split -a4 -b1024m - "patth/to/dump/file." > > The above line will create 1G files and append the filename (see the > trailing ".") > eg.. 20050815-root.aaaa > 20050815-root.aaab > > You can also gzip it, but this makes the backup take a long time. > dump -0auLf - / | gzip | split -a4 -b1024m - "patth/to/dump/file.gz." > > Nope I'm dumping to an IOMEGA Rev 35Gb removable disk - but it doesn't get that far -it hangs before wrting any output data. John