remover todos os logs dum sistema
 31 Aug 2014      
            
    rm -rfv /var/log/{*.[0-9],*.[0-9].gz}
for i in `find /var/log/ -type f`; do
        if [ -f $i ] && [ -s $i ]; then
                echo "" > $i
        fi
done
http://serverfault.com/questions/350891/how-to-delete-all-debian-squeez…