avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.270      0.000     36.910   1939.780      0.000  11323.100 
avg	     0.002      0.000      0.278     14.585      0.000     85.136 
stddev	     0.013      0.000      0.264      6.024      0.000      6.130 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    510.000     43.990  14902.610    175.960 5715882.100 101862.600   8867.620  81410.410   1236.600  13299.810 
avg	     0.000      3.835      0.331    112.050      1.323  42976.557    765.884     66.674    612.108      9.298     99.999 
stddev	     0.000      4.239      0.470     22.143      1.882   8435.961     37.354     11.559    171.012      2.055      0.184