avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.140      0.000    163.960   9922.920      0.000   3209.900 
avg	     0.024      0.000      1.233     74.608      0.000     24.135 
stddev	     0.053      0.000      0.498     20.206      0.000     20.319 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1550397.480      5.000  12279.090     20.000 6258854.380 135524.620  18738.310 202848.710   1440.630  13299.810 
avg	     0.000  11657.124      0.038     92.324      0.150  47059.055   1018.982    140.890   1525.178     10.832     99.999 
stddev	     0.000   2331.192      0.226      1.937      0.905   1101.075      7.321     10.827    120.372      0.229      0.099