You could use a distributed file system like: http://en.wikipedia.org/wiki/Lustre_(file_system) http://en.wikipedia.org/wiki/Lustre_(file_system) A simpler op

You could use a distributed file system like: http://en.wikipedia.org/wiki/Lustre_(file_system) http://en.wikipedia.org/wiki/Lustre_(file_system) A simpler option would be to do a little scripting magic to catch inotify signals and then trigger an rsync.