procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy id wa
 0  0  86812   6904   1052 103428    0    0     0     0  701  364  2  5 93  0
 0  0  86812   6904   1052 103428    0    0     0     0  850  290  1  1 98  0
 0  0  86812   6904   1052 103428    0    0     0     0  603  364 27  4 69  0
 0  0  86812   7084   1052 103428    0    0     0     0  537  190  2  1 97  0
 0  0  86812   7084   1052 103428    0    0     0     0  323  269  8  1 91  0
 0  0  86812   7144   1052 103428    0    0     0     0  320  411 24  6 70  0
 0  0  86812   7144   1052 103428    0    0     0     0  373  458 12  2 86  0
 0  0  86812   7204   1052 103428    0    0     0     0  361  535 12  5 83  0
 0  0  86812   7204   1052 103428    0    0     0     0  418  481 63  9 28  0
 0  0  86812   7444   1060 103420    0    0     4    40  295  441  5  1 93  1