avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.650      0.000    418.730   3925.170      0.000   8955.400 
avg	     0.005      0.000      3.148     29.513      0.000     67.334 
stddev	     0.025      0.000      0.771      5.087      0.000      5.066 


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  14938.670      0.000 7636992.710 135984.980  18719.800 169526.480   1243.640  13300.210 
avg	     0.000      2.571      0.000    112.321      0.000  57420.998   1022.443    140.750   1274.635      9.351    100.002 
stddev	     0.000     14.606      0.000     22.863      0.000  11700.961      7.384      2.755    210.090      2.235      0.126