avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    10.970      0.000  11594.160   1640.630      0.000     54.090 
avg	     0.082      0.000     87.174     12.336      0.000      0.407 
stddev	     0.077      0.000     15.297     14.895      0.000      2.455 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2330190.920      9.990  23505.490     39.960 9413001.010 105285.160   1842.890  10094.090    580.910  10432.120 
avg	     0.000  17520.232      0.075    176.733      0.300  70774.444    791.618     13.856     75.895      4.368     78.437 
stddev	     0.000   3405.656      0.263     30.024      1.054  11533.458    114.969      7.434     38.182      0.711     15.298