root@box:~#  growisofs -dvd-compat -Z /dev/dvd=/tmp/kde/k3b_image.iso
Executing 'builtin_dd if=/tmp/kde/k3b_image.iso of=/dev/dvd obs=32k seek=0'
/dev/dvd: "Current Write Speed" is 2.5x1385KBps.
         0/3006722048 ( 0.0%) @0x, remaining ??:?? RBU 100.0%
         0/3006722048 ( 0.0%) @0x, remaining ??:?? RBU 100.0%
         0/3006722048 ( 0.0%) @0x, remaining ??:?? RBU 100.0%
:-[ WRITE@LBA=0h failed with SK=3h/ASC=0Ch/ACQ=80h]: Input/output error
:-( write failed: Input/output error