avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.960      0.000     51.300   5435.640      0.000   7810.100 
avg	     0.022      0.000      0.386     40.869      0.000     58.723 
stddev	     0.050      0.000      0.161     12.087      0.000     12.133 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      9.000      0.000   5410.940      0.000 631699.000  31031.220  14888.790 365867.570   3405.100  13300.420 
avg	     0.000      0.068      0.000     40.684      0.000   4749.617    233.317    111.946   2750.884     25.602    100.003 
stddev	     0.000      0.251      0.000      7.624      0.000    902.046      4.353     31.950    795.154      5.741      0.145