avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.850      0.000   3069.540  13521.000      0.000   3406.620 
avg	     0.014      0.000     15.348     67.605      0.000     17.033 
stddev	     0.030      0.000      5.398     13.470      0.000     13.184 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1250292.060     47.390  16859.890    189.580 5100448.500 118933.020  32169.880 375666.960   4477.440  19291.820 
avg	     0.000   6251.460      0.237     84.299      0.948  25502.243    594.665    160.849   1878.335     22.387     96.459 
stddev	     0.000   4757.022      0.517     49.991      2.068  16149.093    225.364     44.775    711.957     28.959     16.309