"Fossies" - the Fresh Open Source Software archive 
mmw [option]
total Total user memory available
free Current free user memory
shared
Total shared memory in use
buffer Total buffered memory
cached Total
cached memory
If swap is also being shown
swap Swap Total
sfree Swap
that is free
The mmw command has the following options and args:
-h --human Print data out in human readable format
-i --interval NUMBER Specify
the interval between polls
-p --poll NUMBER Specify the number of polls
-
s --swap Print data about swap
-v prints out the version
-u a mini help facility