Rsync Introduction, Upgrade, Detailed Configuration
I. Introduction – rsync is a data mirroring backup tool for Unix-like systems, as can be seen from its naming—remote sync. Its features are as follows:
1. Can mirror and preserve entire directory trees and file systems.
2. Can easily preserve original file permissions, timestamps, soft/hard links, etc.
3. No special privileges required for installation.
4. Optimized workflow with high file transfer efficiency.
5. Can transfer files using rcp, ssh, etc., and of course also via direct socket connections.
6. Supports anonymous transfers.