avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.380      0.000     43.760   9619.310      0.000   3636.540 
avg	     0.003      0.000      0.329     72.326      0.000     27.342 
stddev	     0.007      0.000      0.190     26.698      0.000     26.702 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    299.000     39.000   6848.680    156.000 2593143.600 102892.400    944.980  17436.560   1073.650   5267.380 
avg	     0.000      2.248      0.293     51.494      1.173  19497.320    773.627      7.105    131.102      8.073     39.604 
stddev	     0.000      3.000      0.471     29.883      1.886   9369.599    183.685      9.996    176.236      4.629     24.172