root>free -l -s 3
total used free shared buffers cached
Mem: 1995396 1832704 162692 0 246952 500216
Low: 1995396 1832704 162692
High: 0 0 0
-/+ buffers/cache: 1085536 909860
Swap: 5843964 7456 58310008
total used free shared buffers cached
Mem: 1995396 1832616 162780 0 246952 500216
Low: 1995396 1832704 162692
High: 0 0 0
-/+ buffers/cache: 1085448 909948
Swap: 5843964 7456 58310008
total used free shared buffers cached
Mem: 1995396 1832560 162836 0 246960 500220
Low: 1995396 1832704 162692
High: 0 0 0
-/+ buffers/cache: 1085380 910016
Swap: 5843964 7456 58310008
total used free shared buffers cached
Mem: 1995396 1832576 162820 0 246968 500220
Low: 1995396 1832704 162692
High: 0 0 0
-/+ buffers/cache: 1085388 910008
Swap: 5843964 7456 58310008
^C
root>