avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.030      0.000    295.280   6540.650      0.000   6458.150 
avg	     0.045      0.000      2.220     49.178      0.000     48.558 
stddev	     0.067      0.000      0.652     15.929      0.000     16.367 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1359101.000     42.000  13480.000    168.000 5496724.000 113836.050  19040.350 192632.080   1352.790  13300.400 
avg	     0.000  10218.805      0.316    101.353      1.263  41328.752    855.910    143.161   1448.362     10.171    100.003 
stddev	     0.000   2449.530      0.481     27.875      1.923   7332.876    164.779      0.863    201.024      1.276      0.035