avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.180      0.000     80.730   4467.070      0.000   8750.980 
avg	     0.009      0.000      0.607     33.587      0.000     65.797 
stddev	     0.015      0.000      0.386     19.467      0.000     19.830 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      6.000      3.000  12071.330     12.000 6073836.880 133569.650  19079.440 216756.550   1649.160  13300.020 
avg	     0.000      0.045      0.023     90.762      0.090  45667.946   1004.283    143.454   1629.748     12.400    100.000 
stddev	     0.000      0.270      0.193     21.577      0.770  10878.986     20.909      3.476    356.938     10.243      0.203