manuel@manuel-Compaq-Presario-A900-Notebook-PC:~$ free
             total       used       free     shared    buffers     cached
Mem:       2055328     552784    1502544          0      56152     311136
-/+ buffers/cache:     185496    1869832
Swap:      2085884          0    2085884
manuel@manuel-Compaq-Presario-A900-Notebook-PC:~$