avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    68.990      0.000    414.990   4610.930      0.000  14905.040 
avg	     0.345      0.000      2.075     23.055      0.000     74.525 
stddev	     0.123      0.000      0.765      5.859      0.000      6.166 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2859738.170      9.000  22575.120     36.000 11529373.700 204199.790  37745.180 336257.930   1837.960  19999.810 
avg	     0.000  14298.691      0.045    112.876      0.180  57646.868   1020.999    188.726   1681.290      9.190     99.999 
stddev	     0.000   3171.518      0.251     20.431      1.004  10451.783      5.385      5.384    226.790      1.878      0.098