Script who can helps to clean your ubuntu disk as well in very simple execute time.
#If you don't have wget almost install...
sudo apt-get install -y wget
#Download the script from this repo to obtain the lastest version
wget -L https://raw.githubusercontent.com/gmorales254/Cleaning-My-Ubuntu-Disk-As-Well/master/clean_disk.sh
#Give it access for all our system
chmod 777 ~/clean_disk.sh
#Todos los domingos a las 23:30 se ejecutará la limpieza
# m h dom mon dow user command
echo "30 23 * * 0 root sudo sh /root/clean_disk.sh" >> /etc/crontab
If you need help with something, you can email me to gaston.nicolas.morales.olivera@gmail.com