sasa@Voyager:~$ wodim dev=/dev/cdrom blank=fast
wodim: Operation not permitted. Warning: Cannot raise RLIMIT_MEMLOCK limits.
Error trying to open /dev/cdrom exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/cdrom exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/cdrom exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/cdrom exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/cdrom exclusively (Device or resource busy)... giving up.
wodim: Device or resource busy.
Cannot open SCSI driver!
For possible targets try 'wodim --devices' or 'wodim -scanbus'.
For possible transport specifiers try 'wodim dev=help'.
For IDE/ATAPI devices configuration, see the file README.ATAPI.setup from
the wodim documentation.
sasa@Voyager:~$