avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.350      0.000    292.670    678.970      0.000  12324.110 
avg	     0.033      0.000      2.201      5.105      0.000     92.662 
stddev	     0.042      0.000      1.972      3.776      0.000      4.442 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    646.940      0.000  22251.180      0.000 10369761.150 123725.370  19145.780 117542.270    925.600  13299.620 
avg	     0.000      4.864      0.000    167.302      0.000  77968.129    930.266    143.953    883.776      6.959     99.997 
stddev	     0.000     19.041      0.000     28.077      0.000  13181.598     29.792      2.032    225.911      9.245      0.184