avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.280      0.000    332.160   8296.870      0.000   4669.700 
avg	     0.010      0.000      2.497     62.382      0.000     35.111 
stddev	     0.013      0.000      1.384     23.008      0.000     22.708 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1611939.090      7.000  16907.130     28.000 6484253.790 112017.870   2007.500  20946.580    999.360   9320.740 
avg	     0.000  12119.843      0.053    127.121      0.211  48753.788    842.240     15.094    157.493      7.514     70.081 
stddev	     0.000   3843.826      0.223     62.841      0.893  16406.083    206.892     28.847    367.674     10.396     21.545