avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.910      0.000     91.060   5762.020      0.000   7444.090 
avg	     0.022      0.000      0.685     43.323      0.000     55.971 
stddev	     0.051      0.000      0.382     13.370      0.000     13.517 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000  67101.300      2.000   2632.790      8.000 291983.640  27274.930   9812.040 481046.320  13346.360  13293.010 
avg	     0.000    504.521      0.015     19.795      0.060   2195.366    205.075     73.775   3616.890    100.349     99.947 
stddev	     0.000    492.544      0.122     11.684      0.487   1354.330     56.067     42.376   1666.900    142.962      0.562