avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.290      0.000    348.570   7448.230      0.000  12195.940 
avg	     0.036      0.000      1.743     37.241      0.000     60.980 
stddev	     0.060      0.000      0.560      9.608      0.000      9.804 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257911.630    225.000   4119.930  21428.520 1048126.260 10944364.670 194493.490  28674.230 236228.490   1667.720  19999.320 
avg	  1289.558      1.125     20.600    107.143   5240.631  54721.823    972.467    143.371   1181.142      8.339     99.997 
stddev	  3738.269      2.789     59.454     32.310  15189.336  16518.468    137.693      1.743    295.800      1.951      0.104