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Using rsync & ssh to Backup Files Between Linux Machines (Perl)

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...

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Rotating Backup Directories using cp -al (hardlinks) to Save Disk Space

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...

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