On Thu, 15 Jul 2010 20:56:01 +0100, james.dut...@gmail.com said: > Say you change one byte in a large file. rsync will not send the > entire file again, it will only send the changes.
That's what BackupPC does. However, Chris is right: you cannot *know* that two files are the same unless you compare them, byte by byte. If hashes are good enough for you, just backup the hashes and save lots of time and diskspace! -- Keith Edmunds +-------------------------------------------------------------------------+ | Tiger Computing Ltd | Helping businesses make the most of Linux | | "The Linux Specialists" | http://www.tiger-computing.co.uk | +-------------------------------------------------------------------------+ -- Please post to: Hampshire@mailman.lug.org.uk Web Interface: https://mailman.lug.org.uk/mailman/listinfo/hampshire LUG URL: http://www.hantslug.org.uk --------------------------------------------------------------
