Date: Tue, 3 Jan 2006 19:39:44 +0100 From: Fabian Keil <freebsd-listen@fabiankeil.de> To: Marc Evans <Marc@SoftwareHackery.Com> Cc: freebsd-questions@freebsd.org Subject: Re: Problems reading CDRW after writing Message-ID: <20060103193944.408a6452@localhost> In-Reply-To: <20060103120645.W37815@me.softwarehackery.com> References: <20060103120645.W37815@me.softwarehackery.com>
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--Sig_AnMkDZDvpxeF4K1xm7C2MNC Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Marc Evans <Marc@SoftwareHackery.Com> wrote: =20 > I am running FreeBSD 6.0-STABLE as of Dec-15-2005 on a P4 system. I > have a CDRW drive attached, which identifies as follows: >=20 > acd0: CDRW <CD-RW 52X24/K.NC> at ata1-slave UDMA33 >=20 > I wish to use this device to produce CDRW backup disks periodically. > I use the following commands to produce the backup: >=20 > burncd erase > sleep 2 # needed to avoid READY error > tar czf - ... | burncd data - fixate >=20 > This appears to work fine, from the perspective of the output of the > commands, e.g. I see output like: >=20 > blanking CD - 100 % done > next writeable LBA 0 > writing from stdin > written this track 633420 KB total 633420 KB > fixating CD, please wait.. > I have also tried writing an ISO9660 image and mounting it, with > similar problems at mount time. >=20 > The above said, I am able to create CD-R data disks and mount them or > otherwise use them. I have tried several different CD-RW media, and > played with -s (the media is rated as 12x), but have observed no > changes. You could use readcd's c2scan option to check if your CD-RWs are OK. readcd is part of (/usr/ports/sysutils/cdrtools/) if you don't have atapicam in your kernel you have to kldload it. Fabian --=20 http://www.fabiankeil.de/ --Sig_AnMkDZDvpxeF4K1xm7C2MNC Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDusTxjV8GA4rMKUQRAhYAAJ9wtQO4x7cgFAbRoL4cbUX5eP42XgCfZrvE Wbc4Vcjy4K3OWFOdXJc47/Q= =39AH -----END PGP SIGNATURE----- --Sig_AnMkDZDvpxeF4K1xm7C2MNC--
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