Binary package “fam” in ubuntu precise
File Alteration Monitor
FAM monitors files and directories, notifying interested applications
This package provides a server that can monitor a given list of files
and notify applications through a socket. If the kernel supports
dnotify (kernels >= 2.4.x) FAM is notified directly by the kernel.
Otherwise it has to poll the files' status. FAM can also provide an
RPC service for monitoring remote files (such as on a mounted NFS