avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    48.800      0.000    598.020   3529.190      0.000   9124.040 
avg	     0.367      0.000      4.496     26.535      0.000     68.602 
stddev	     0.139      0.000      4.205      7.997      0.000      8.405 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    301.000      0.000  14583.070      0.000 6869949.860 125391.170  19103.630 176114.810   1243.260  13299.810 
avg	     0.000      2.263      0.000    109.647      0.000  51653.758    942.791    143.636   1324.172      9.348     99.999 
stddev	     0.000     11.715      0.000     16.416      0.000   7809.083     31.109      1.038    159.669      1.560      0.130