avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     5.750      0.000    204.700   4939.170      0.000   8150.490 
avg	     0.043      0.000      1.539     37.137      0.000     61.282 
stddev	     0.092      0.000      0.781     17.429      0.000     18.179 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    154.990     38.990   9176.830    155.960 4668938.890 134415.410  19070.100 276870.070   2106.150  13299.620 
avg	     0.000      1.165      0.293     68.999      1.173  35104.804   1010.642    143.384   2081.730     15.836     99.997 
stddev	     0.000      0.615      0.455     20.014      1.821  10279.161     16.775      2.004    348.359      5.256      0.206