The suggestion by florian worked. Thanks.<florian@molphys.leidenuniv.nl <mailto:florian%40molphys.leidenuniv.nl>>said:
You should be able to change this behavior by modifying the file /etc/init.d/klogd. Find the line which reads KLOGD="" and change it to KLOGD="-c 4" Then the messages on the console should stop after you restart klogd. ("invoke-rc.d klogd restart").