avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.420      0.000    192.130   8336.790      0.000   4770.720 
avg	     0.003      0.000      1.445     62.683      0.000     35.870 
stddev	     0.021      0.000      0.410     15.371      0.000     15.607 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000     10.000      0.000   4633.000      0.000 538677.500  30799.030  19062.700 549295.420   4208.900  13300.400 
avg	     0.000      0.075      0.000     34.835      0.000   4050.207    231.572    143.329   4130.041     31.646    100.003 
stddev	     0.000      0.316      0.000      9.953      0.000   1201.973      7.535      3.497    595.147     11.221      0.115