Install chiark-backup by entering the following commands in the terminal:
sudo apt update sudo apt install chiark-backup
backup system for small systems and networks
These are the backup scripts used by chiark.greenend.org.uk and other systems belonging to the Sinister Greenend Organisation. Features: * Suitable for single systems and small networks. * Reasonably simple; they do what you tell it to. * Hard failures when individual systems fail, to encourage fixing ! If you have a larger site you may wish to look at Amanda.