avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.400      0.000     27.080   8207.240      0.000   5065.350 
avg	     0.003      0.000      0.204     61.709      0.000     38.085 
stddev	     0.008      0.000      0.122     25.386      0.000     25.423 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    287.000     38.990   6884.660    155.960 2581753.980 102763.100    631.530  12018.420    890.190   4404.570 
avg	     0.000      2.158      0.293     51.764      1.173  19411.684    772.655      4.748     90.364      6.693     33.117 
stddev	     0.000      2.652      0.531     25.605      2.125   8812.139    177.571      3.368     41.179      2.102     14.844