avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.900      0.000     87.800   3013.150      0.000  10295.130 
avg	     0.029      0.000      0.655     22.486      0.000     76.829 
stddev	     0.057      0.000      0.253      6.209      0.000      6.321 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000     58.000      0.000  14681.770      0.000 7321634.660 133673.910  18800.820 174942.350   1279.980  13399.410 
avg	     0.000      0.433      0.000    109.565      0.000  54639.065    997.566    140.305   1305.540      9.552     99.996 
stddev	     0.000      2.184      0.000     21.568      0.000  10742.950     12.168      9.983    261.186      2.209      0.115