Eddie On Everything

The copy command “cp -al” found on all versions of Unix/Linux creates what’s called a “hard link” to a file. The nice thing about this command is that it doesn’t create an actual copy of the file on disk – instead, it creates a “link” or pointer to the file data on the disk. [...]

This script performs a network backup using unix’s rsync command over ssh. It performs an incremental backup, which means that it only updates new files and files that have changed since the last backup, thus minimizing network traffic.
This script runs on the source machine (SOURCE) and connects to the backup machine (BACKUP). [...]