avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    62.320      0.000    260.890   1964.460      0.000  11012.240 
avg	     0.469      0.000      1.962     14.770      0.000     82.799 
stddev	     0.084      0.000      0.644      6.279      0.000      6.138 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1110736.660     39.990  12509.160    159.960 4495585.590 100757.790  24490.260 266270.780   1473.880  13299.220 
avg	     0.000   8351.403      0.301     94.054      1.203  33801.395    757.577    184.137   2002.036     11.082     99.994 
stddev	     0.000   3429.701      0.475     26.092      1.898   5963.218    168.704      7.617    366.754      1.884      0.144