procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id wa
 0  0      8 1405616  41184 2417792    0    0     0     0    1     0  4  1 95  0
 1  0      8 1402268  41184 2417792    0    0     0    48 2286  2897  5  2 93  0
 0  0      8 1402944  41184 2417792    0    0     0    48 2261  2844  5  2 93  0
 2  0      8 1403936  41184 2417792    0    0     0    49 2254  2885  5  2 93  0
 0  0      8 1406292  41184 2417792    0    0     0    34 2350  2957  6  2 92  0