avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.070      0.000   2278.960   2862.380      0.000   8156.630 
avg	     0.016      0.000     17.135     21.522      0.000     61.328 
stddev	     0.043      0.000     13.849      7.381      0.000     13.915 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    697.000      0.000  35029.330      0.000 16263109.110 123527.530  19112.010  72648.340    505.470  13299.410 
avg	     0.000      5.241      0.000    263.378      0.000 122279.016    928.778    143.699    546.228      3.801     99.996 
stddev	     0.000     28.106      0.000      8.640      0.000   3650.475     16.788      1.148     20.042      0.128      0.092