dump archive of /home

[scott]

On 03/09/2012 06:04 PM, Thufir Hawat wrote:
> How do I use the dump utility with an optical, in this case CD-RW, drive?
> It's coming up as a read only file system.
>
> thufir at tleilax:~$
> thufir at tleilax:~$ sudo dump -f /dev/cdrw /home
>    DUMP: Date of this level 0 dump: Fri Mar  9 15:01:49 2012
>    DUMP: Dumping /dev/sdb1 (/ (dir home)) to /dev/cdrw
>    DUMP: Label: none
>    DUMP: Writing 10 Kilobyte records
>    DUMP: mapping (Pass I) [regular files]
>    DUMP: mapping (Pass II) [directories]
>    DUMP: estimated 21299118 blocks.
>    DUMP: Cannot open output "/dev/cdrw": Read-only file system
>    DUMP: Do you want to retry the open?: ("yes" or "no") n
>    DUMP: The ENTIRE dump is aborted.
> thufir at tleilax:~$
> thufir at tleilax:~$
> thufir at tleilax:~$ df -h
> Filesystem            Size  Used Avail Use% Mounted on
> /dev/sdb1              27G   25G  1.5G  95% /
> none                  985M  248K  985M   1% /dev
> none                  990M  2.8M  988M   1% /dev/shm
> none                  990M  108K  990M   1% /var/run
> none                  990M     0  990M   0% /var/lock
> /dev/sda1              73G   68G  518M 100% /media/5f433b3d-1710-4426-
> abb6-3193e913bb70
> thufir at tleilax:~$
>
>
>
> thanks,
>
> Thufir
>
>

Just a thought. Have you tried using /dev/sr0, or whatever your cdrom 
drive shows as, instead of /dev/cdrw?

Scott