avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.700      0.000     44.370   1846.130      0.000  11405.820 
avg	     0.028      0.000      0.334     13.881      0.000     85.758 
stddev	     0.055      0.000      0.274      4.481      0.000      4.615 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    463.000     48.000  16883.350    192.000 6190148.670  97516.760   4423.880  37395.490   1104.680  13298.610 
avg	     0.000      3.481      0.361    126.942      1.444  46542.471    733.209     33.262    281.169      8.306     99.990 
stddev	     0.000      4.813      0.480     27.955      1.921   9958.008     37.640      5.307    103.191      2.085      0.159