avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.680      0.000    595.790  12395.800      0.000    307.750 
avg	     0.005      0.000      4.480     93.202      0.000      2.314 
stddev	     0.013      0.000      2.341      4.462      0.000      3.269 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1616722.980    103.990  17849.520    415.960 6542464.320 100512.850  11215.460  85122.900   1070.210  13033.010 
avg	     0.000  12155.812      0.782    134.207      3.128  49191.461    755.736     84.327    640.022      8.047     97.993 
stddev	     0.000   3263.229      0.431     37.008      1.723  11603.380    148.327     41.202    334.232      4.276      6.577