avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    84.220      0.000   1437.360   2306.140      0.000  16172.210 
avg	     0.421      0.000      7.187     11.531      0.000     80.861 
stddev	     0.090      0.000      3.602      1.401      0.000      3.440 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    517.000      0.000  23083.010      0.000 11783682.130 204174.040  28734.730 251223.790   1793.650  20000.230 
avg	     0.000      2.585      0.000    115.415      0.000  58918.411   1020.870    143.674   1256.119      8.968    100.001 
stddev	     0.000     13.434      0.000     19.718      0.000  10130.268     13.055      1.192    179.148      1.807      0.156