avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.390      0.000    213.590   4527.440      0.000   8558.640 
avg	     0.003      0.000      1.606     34.041      0.000     64.351 
stddev	     0.018      0.000      0.520     11.643      0.000     11.903 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1555268.290      5.000  12356.070     20.000 6271015.490 134965.130  18202.100 196066.650   1431.630  13299.810 
avg	     0.000  11693.747      0.038     92.903      0.150  47150.492   1014.775    136.858   1474.185     10.764     99.999 
stddev	     0.000   3359.603      0.226      1.851      0.905   1066.196     19.260     16.877    185.590      0.215      0.121