avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.230      0.000    362.310   3616.620      0.000   9313.940 
avg	     0.054      0.000      2.724     27.193      0.000     70.030 
stddev	     0.074      0.000      0.988      9.226      0.000      9.843 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1564255.290      5.000  12339.070     20.000 6304360.510 135848.920  18957.870 204361.970   1433.210  13299.810 
avg	     0.000  11761.318      0.038     92.775      0.150  47401.207   1021.420    142.540   1536.556     10.776     99.999 
stddev	     0.000   1072.833      0.226      1.358      0.905    800.097      6.088      1.123    155.229      0.156      0.099