avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.650      0.000   1602.610   4646.760      0.000    849.960 
avg	     0.009      0.000     22.572     65.447      0.000     11.971 
stddev	     0.019      0.000      5.217     11.388      0.000     12.260 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 568282.070     19.910   6367.830     79.610 2340028.830  52531.420  11703.930 134478.090    924.750   7092.690 
avg	     0.000   8003.973      0.280     89.688      1.121  32958.153    739.879    164.844   1894.058     13.025     99.897 
stddev	     0.000   3460.890      0.416     32.672      1.664  12623.136    127.720     21.342    449.145      6.267      0.692