avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.810      0.000    652.110   1630.000      0.000   3417.070 
avg	     0.014      0.000     11.441     28.596      0.000     59.949 
stddev	     0.019      0.000      1.447      3.948      0.000      4.047 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 431455.230      2.250   3863.940      9.020 1733793.390  48577.100   6396.260  87414.620   1192.180   5363.190 
avg	     0.000   7569.390      0.039     67.788      0.158  30417.428    852.230    112.215   1533.590     20.915     94.091 
stddev	     0.000   6066.349      0.263     27.076      1.051  12218.125    203.239     44.805    679.570     28.447     21.150