How to use rsync for transferring files under Linux or UNIX

rsync command common options

• --delete : delete files that don't exist on sender (system)
• -v : Verbose (try -vv for more detailed information)
• -e "ssh options" : specify the ssh as remote shell
• -a : archive mode
• -r : recurse into directories
• -z : compress file data

Task : Copy file from a remote server to a local computer

Copy file /home/tommy/webroot.txt from a remote server openbsd.nixcraft.in to a local computer /tmp directory:
$ rsync -v -e ssh tommy@openbsd.nixcraft.in:~/webroot.txt /tmp
Password

Task: Synchronize a local directory with a remote directory

$ rsync -r -a -v -e "ssh -l jerry" --delete openbsd.nixcraft.in:/webroot/ /local/webroot