avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.830      0.000    103.030   3933.630      0.000   9258.560 
avg	     0.036      0.000      0.775     29.576      0.000     69.613 
stddev	     0.060      0.000      0.357      8.938      0.000      8.965 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1424630.260     48.000  13338.230    192.000 5745796.280 116656.680  19003.860 192327.310   1385.560  13299.810 
avg	     0.000  10711.506      0.361    100.287      1.444  43201.476    877.118    142.886   1446.070     10.418     99.999 
stddev	     0.000   3415.539      0.496     22.214      1.983   6376.543    108.554      1.177    241.104      2.247      0.148