how to create a DVD backup filesystem?
cpghost
cpghost at cordula.ws
Sun Jan 25 09:03:56 PST 2009
On Sun, Jan 25, 2009 at 10:05:12AM +0100, Wojciech Puchar wrote:
> > cdr.iso: ISO 9660 CD-ROM filesystem data 'CDROM
> > 642848 -rw-r--r-- 1 kline wheel 657922048 Jan 24 15:34 cdr.iso
> >
> > what is the safest command to use to burn to 1. a CD, and 2. a
> > DVD? Since `file' says that cdr.iso is a filesystem, I'm
>
> if it ISO9660 filesystem image.
>
> you may check it before writing this way
>
> mdconfig -a -o readonly -t vnode -f cdr.iso
> mount_cd9660 /dev/md0 /mnt
>
> then after checking
>
> umount /mnt
> mdconfig -d -u 0
>
> (assumed you don't use other md devices that moment, if so, device number
> will not be md0)
Right.
But you can do it even faster, since our bsdtar is able to read (most)
iso9660 images directly, e.g.:
$ tar -tf cdr.iso
-cpghost
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