avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.330      0.000     57.380   8334.250      0.000   4908.050 
avg	     0.002      0.000      0.431     62.664      0.000     36.903 
stddev	     0.019      0.000      0.230     19.752      0.000     19.852 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   4853.000     40.000  13449.270    160.000 5277225.580 110134.830  19064.360 192277.600   1364.730  13299.810 
avg	     0.000     36.489      0.301    101.122      1.203  39678.388    828.081    143.341   1445.696     10.261     99.999 
stddev	     0.000     68.574      0.459     27.552      1.834   6852.509    185.612      1.076    218.279      1.504      0.099