avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    48.460      0.000    217.340   5505.310      0.000   7528.880 
avg	     0.364      0.000      1.634     41.393      0.000     56.608 
stddev	     0.126      0.000      0.515     10.470      0.000     10.877 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      4.000      0.000  14214.090      0.000 6469944.920 121092.680  19074.160 181883.610   1280.350  13299.410 
avg	     0.000      0.030      0.000    106.873      0.000  48646.202    910.471    143.415   1367.546      9.627     99.996 
stddev	     0.000      0.171      0.000     17.849      0.000   8102.059      6.874      0.749    210.155      1.635      0.092