avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.300      0.000    449.750   3037.130      0.000   9809.810 
avg	     0.025      0.000      3.382     22.836      0.000     73.758 
stddev	     0.050      0.000      1.167      5.431      0.000      5.788 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    342.000      0.000  15430.780      0.000 7768042.140 133910.890  19080.900 166943.010   1195.570  13299.810 
avg	     0.000      2.571      0.000    116.021      0.000  58406.332   1006.849    143.465   1255.211      8.989     99.999 
stddev	     0.000     14.616      0.000     21.900      0.000  11052.067     11.372      1.166    196.144      1.992      0.148