avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.740      0.000    447.400  11159.340      0.000   1692.480 
avg	     0.006      0.000      3.364     83.905      0.000     12.725 
stddev	     0.026      0.000      2.569     13.074      0.000     12.457 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    361.000      0.000  12254.000      0.000 6183204.000 134217.830  19108.980 207481.470   1444.280  13300.800 
avg	     0.000      2.714      0.000     92.135      0.000  46490.256   1009.157    143.677   1560.011     10.859    100.006 
stddev	     0.000     13.344      0.000      1.887      0.000   1113.363     11.355      0.982    146.154      0.225      0.049