avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.520      0.000    124.990  15093.800      0.000   4777.680 
avg	     0.018      0.000      0.625     75.469      0.000     23.888 
stddev	     0.044      0.000      0.352     11.572      0.000     11.489 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	225963.730  19778.340   4035.590  71181.640 919999.270 3395079.900  31289.650    404.780   1034.010    154.260   4812.010 
avg	  1129.819     98.892     20.178    355.908   4599.996  16975.400    156.448      2.024      5.170      0.771     24.060 
stddev	  3770.758    145.803     70.206    275.846  15352.365   8151.582    110.370      1.924      4.598      0.923     25.989