avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.310      0.000     80.640   3085.350      0.000  10127.730 
avg	     0.047      0.000      0.606     23.198      0.000     76.148 
stddev	     0.076      0.000      0.382     10.646      0.000     10.846 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1901387.000      6.000  15060.000     24.000 7672392.000 135450.420  18663.770 167592.730   1232.990  13301.200 
avg	     0.000  14296.143      0.045    113.233      0.180  57687.158   1018.424    140.329   1260.096      9.271    100.009 
stddev	     0.000   3136.590      0.270     22.602      1.082  11553.454      8.156      3.917    205.036      2.256      0.143