avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.050      0.000    173.640    232.000      0.000   3493.310 
avg	     0.027      0.000      4.452      5.949      0.000     89.572 
stddev	     0.035      0.000      4.067      1.131      0.000      3.943 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    153.420      0.000   7061.860      0.000 3407508.410  37553.640   5602.370  31100.090    216.350   3900.400 
avg	     0.000      3.934      0.000    181.073      0.000  87372.011    962.914    143.651    797.438      5.547    100.010 
stddev	     0.000     19.218      0.000     12.134      0.000   8817.040     34.189      1.260     52.305      0.368      0.063