procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy id wa
 1  1      0 137068  29776  68644    0    0    28  2948  160  126 23  4 67  6
 0  1      0 137068  29776  68644    0    0     0 21696  442  690  0  2  0 98
 0  1      0 137068  29776  68644    0    0     0 21632  440  690  0  1  0 99
 0  1      0 137068  29776  68644    0    0     0 21696  440  688  0  3  0 97
 1  1      0 137068  29776  68644    0    0     0 21632  440  690  0  3  0 97
 1  1      0 137068  29784  68644    0    0     0 21688  441  697  0  2  0 98
 1  1      0 137068  29784  68644    0    0     0 21696  444  695  0  1  0 99
 0  1      0 137068  29784  68644    0    0     0 21632  439  689  0  1  0 99
 0  1      0 137068  29784  68644    0    0     0 21632  439  689  0  3  0 97
 0  1      0 137068  29784  68644    0    0     0 21696  440  687  0  2  0 98