I\'ve recently created a dropbox system using inotify, watching for files created in a particular directory. The directory I\'m watching is mounted from an NFS server, and i
I agree with SingleNegationElimination's explanation, and would like to add that iSCSI targets will work, since they alert the kernel.
So things on "real" file systems (relative to the system, that is) will trigger Inotify to alert. Like Rsync'ing, net-catting something into a mounted partition.
If you have to get notifications via inotify (or have to use inotify) you can make a cron to rsync -avz over to the file system. Drawbacks of course are that you are using real system hdd space.