From owner-freebsd-questions@freebsd.org Tue Mar 21 16:38:43 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 D4157D16AAC for ; Tue, 21 Mar 2017 16:38:43 +0000 (UTC) (envelope-from freebsd@edvax.de) Received: from mailrelay15.qsc.de (mailrelay15.qsc.de [212.99.187.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.antispameurope.com", Issuer "TeleSec ServerPass DE-2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4791BF02 for ; Tue, 21 Mar 2017 16:38:42 +0000 (UTC) (envelope-from freebsd@edvax.de) Received: from mx01.qsc.de ([213.148.129.14]) by mailrelay15.qsc.de; Tue, 21 Mar 2017 17:38:33 +0100 Received: from r56.edvax.de (port-92-195-127-117.dynamic.qsc.de [92.195.127.117]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx01.qsc.de (Postfix) with ESMTPS id EE85D3CBF9; Tue, 21 Mar 2017 17:38:31 +0100 (CET) Received: from r56.edvax.de (localhost [127.0.0.1]) by r56.edvax.de (8.14.5/8.14.5) with SMTP id v2LGcUG1002482; Tue, 21 Mar 2017 17:38:30 +0100 (CET) (envelope-from freebsd@edvax.de) Date: Tue, 21 Mar 2017 17:38:30 +0100 From: Polytropon To: galtsev@kicp.uchicago.edu Cc: byrnejb@harte-lyne.ca, freebsd-questions@freebsd.org Subject: Re: Unable to create bootable dvd Message-Id: <20170321173830.a98fe393.freebsd@edvax.de> In-Reply-To: <19840.128.135.52.6.1490113056.squirrel@cosmo.uchicago.edu> References: <19840.128.135.52.6.1490113056.squirrel@cosmo.uchicago.edu> Reply-To: Polytropon Organization: EDVAX X-Mailer: Sylpheed 3.1.1 (GTK+ 2.24.5; i386-portbld-freebsd8.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-cloud-security-sender: freebsd@edvax.de X-cloud-security-recipient: freebsd-questions@freebsd.org X-cloud-security-Virusscan: CLEAN X-cloud-security-disclaimer: This E-Mail was scanned by E-Mailservice on mailrelay15.qsc.de with 3A68269FD57 X-cloud-security-connect: mx01.qsc.de[213.148.129.14], TLS=1, IP=213.148.129.14 X-cloud-security: scantime:.2039 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: Tue, 21 Mar 2017 16:38:44 -0000 On Tue, 21 Mar 2017 11:17:36 -0500 (CDT), Valeri Galtsev wrote: > > On Tue, March 21, 2017 11:04 am, James B. Byrne wrote: > > On Mon, March 20, 2017 14:32, Valeri Galtsev wrote: > >> My hunch is: option "-dvd-compat" screws things up making it not > > bootable. > >> That option is only relevant to creation of video DVD ROMs > >> (main goal of it is re-arrange the track so that table of > >> contents files are the first onces along the track - which > >> is necessary in stand alone DVD players). > >> I do use this command all the time to burn bootable media > >> (FreeBSD, CentOS, Debian, Ubuntu...) and all of them work > >> well for me. I do not use "-speed" option, but it shouldn't > >> matter, and using slowest speed as you specify may help getting > >> best possible quality of burn result. Anyway, > >> here is command line from my command history: > >> growisofs -Z > >> /dev/dvd=/data/system-media/debian-8.6.0-amd64-i386-netinst.iso > >> I hope, this helps. > >> Valeri > > > > I created multiple dvds, some with and some without -dvd-compat and > > -speed=1. There was no apparent difference in effect. I had similar > > problems with usb flash media. Funnily enough I had no problem with > > either medium if I used FreeBSD-10.3 images. > > Aha, then I was wrong about -dvd-compat screwing it up when you burn > image, not a collection of files... You learn something every day; thanks > for sharing. I've been using -dvd-compat in combination with image files and never had a problem with booting (live system image ISOs). In "man growisofs", one of the examples explicitely reads: To use growisofs to write a pre-mastered ISO-image to a DVD: growisofs -dvd-compat -Z /dev/dvd=image.iso So this seems to be the correct usage... -- Polytropon Magdeburg, Germany Happy FreeBSD user since 4.0 Andra moi ennepe, Mousa, ...