RSYNC is one of the most popular File Copying/Synchronizing service among Linux people. Its synchronizing while copping and consume Less network resources for its operations. CAUTION!!!! Miss use may cause original data overwrite or deletion. As an example, here in iPhonik ( iPhonik was formed as a company in the business of developing an Unified Communication Solution product and related services. ) we use rsync to take realtime backups and duplicate them on the redundant servers. Call recording which stores in the real-time server will be synchronized/ copied to the redundant server (We are using NFS as the file sharing mechanism share-directory-between-two-server-nfs ). How to USE Most of the time your Linux distributions comes with the installed rsync service but if you don’t have installed rsync on your Linux distribution, Debian distributions apt-get install rsync RedHat distributions yum install rsync Now if you wish t...