Package ftop

Utility that shows shows progress of open files and file systems

http://code.google.com/p/ftop/

Ftop is to files what top is to processes. The progress of all open files
file systems can be monitored.
The selection of which files to display is possible through
a wide assortment of options. As with top, the items are displayed in
order from most to least active.

General Commands
Command Description
ftop show progress of open files and file systems