avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.310      0.000     56.280   7934.050      0.000   5309.370 
avg	     0.002      0.000      0.423     59.655      0.000     39.920 
stddev	     0.019      0.000      0.179     18.842      0.000     18.889 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      2.000      0.000  14638.000      0.000 7373245.000 134000.340  19075.570 176902.910   1250.920  13300.800 
avg	     0.000      0.015      0.000    110.060      0.000  55437.932   1007.521    143.425   1330.097      9.405    100.006 
stddev	     0.000      0.122      0.000     19.128      0.000   9612.757      7.271      0.811    318.578      1.871      0.139