Rsync is a command line based directory synchronization tool. Please visit the official rsync site for further details.

• Copy just the parts of files which have changed (not implemented in current LBackup release).
• Transfer only the files which have been modified since the previous synchronization.
• Hard link support between snap shots (providing an easy way to restore files from a backup).
• Runs on a multitude of operating systems.
• Supports SSH encrypted communications.
• Efficient synchronization across network mounted or local file systems.
• Supports the preservation of various meta-data.

• Using rsync (Everything Linux)
• LBackup rsync tips
• rsync2u (Introductory tutorial to rsync)
• Using rsync via SSH with keys (SSH automation without passwords)
• Introductory rsync tutorial

• Rsync is the program which performs the linking and copying of files into each LBackup backup set.
• Rsync is the tool used during backup set migrations.
• Rsync is used when synchronizing encrypted sparse bundles.

In essence, rsync is one of the core utilities upon which LBackup depends.

• Rsync Tips
• Recommended rsync version (Mac OS X)
• LBackup backup set migration (Mac OS X)
• Downloading, compiling and installing rsync v3 (Mac OS X)