avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.280      0.000   2126.980   4964.880      0.000   6207.800 
avg	     0.002      0.000     15.992     37.330      0.000     46.675 
stddev	     0.017      0.000      5.248     13.884      0.000     17.817 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      6.000      3.000  12640.110     12.000 5752019.920 121036.930  19050.840 200598.620   1400.450  13299.220 
avg	     0.000      0.045      0.023     95.038      0.090  43248.270    910.052    143.239   1508.260     10.530     99.994 
stddev	     0.000      0.208      0.259      2.939      1.037   1262.608     13.864      0.887    108.573      0.326      0.135