Followup to DVD Burning question

Søren Schmidt sos at
Wed Apr 13 04:37:41 PDT 2005

Arne Wörner wrote:
> --- Tim Aslat <tim at> wrote:
>>I asked recently about burning a DVD disk under FreeBSD,
>>and received several replies.  However I don't think I
>>explained myself clearly enough. 
>>Something like
>>cat /dev/cxm0 | growisofs -Z - 
>>would be ideal, but I don't know if or how well it would work.
> That's how I do backups with a DVD-RW:
>   tar cf - ... | dd of=/dev/acd0 obs=32k conv=osync
> Unluckily my DVD-RW's cannot be used for UFS with my burner... I
> do not know why.

DVD-RW doesn't quite cut it for UFS, you need DVD+RW media for that.
However the limitted number of R/W operations the media will last is 
likely to be in the way for this to have any real usage...



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