avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.820      0.000    192.480  12165.580      0.000    941.200 
avg	     0.006      0.000      1.447     91.471      0.000      7.077 
stddev	     0.011      0.000      0.221      5.675      0.000      5.770 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    160.980      0.000  12165.280      0.000 6101229.890 133354.270  19072.300 214206.780   1542.740  13300.630 
avg	     0.000      1.210      0.000     91.468      0.000  45873.909   1002.664    143.401   1610.577     11.600    100.005 
stddev	     0.000      0.901      0.000     22.217      0.000  11225.714     10.887      2.066    305.491      3.057      0.157