mbuffer is a tool for buffering data streams. It is also a replacement
for buffer with additional functionality:

- display of i/o speed
- optional use of memory mapped i/o for huge buffer files
- multithreaded instead of shared memory ipc
- multi-volume support
- auto-loader support
- network support
- buffer compatible command-line options

WWW:	http://www.maier-komor.de/mbuffer.html