sleon@squid:~$ vmstat 1
procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id wa
 1  0  11212  10748 196820 226408    0    0     1     1    0     2  5  2 92  0
 1  0  11212  10624 196820 226408    0    0     0   292 1038   148 51 47  0  2
 1  0  11212  10624 196820 226408    0    0     0   320 1049   190 47 51  0  2
 1  0  11212  10624 196820 226408    0    0     0   460 1038   145 52 47  0  1
 1  0  11212  10624 196820 226408    0    0     0   308 1034   194 50 48  0  2
 1  0  11212  10624 196820 226408    0    0     0   292 1032   141 52 46  0  2
 1  0  11212  10624 196828 226408    0    0     8   332 1048   187 50 49  0  1
 1  0  11212  10624 196828 226408    0    0     0   296 1046   159 50 49  0  1
 2  0  11212  10624 196828 226408    0    0     0   636 1078   176 48 49  0  3
 0  1  11212  10624 196828 226408    0    0     0   236 1014   156 49 49  0  1
 1  0  11212  10624 196828 226408    0    0     0   136 1034   145 48 51  0  1
 1  0  11212  10624 196828 226408    0    0     0   508 1052   203 49 47  1  3
 1  0  11212  10624 196828 226408    0    0     0    88 1024   135 51 48  0  1
 1  0  11212  10624 196828 226408    0    0     0   424 1040   187 52 47  0  1
 1  0  11212  10624 196828 226408    0    0     0   512 1052   172 49 48  0  3
 1  0  11212  10624 196828 226408    0    0     0    88 1018   164 51 48  0  1