avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    21.900      0.000   4064.130  10447.330      0.000    666.800 
avg	     0.144      0.000     26.738     68.732      0.000      4.387 
stddev	     0.053      0.000      6.497     11.065      0.000     11.384 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    511.000      0.000  14850.410      0.000 7248007.320 118143.580  14545.080 122162.130   1128.930  10954.890 
avg	     0.000      3.362      0.000     97.700      0.000  47684.259    777.260     95.691    803.698      7.427     72.072 
stddev	     0.000     13.252      0.000     61.563      0.000  31934.080    405.129     62.405    663.297      8.143     41.613