avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.070      0.000    724.030   3752.900      0.000   8818.940 
avg	     0.031      0.000      5.444     28.217      0.000     66.308 
stddev	     0.062      0.000      5.126     10.847      0.000     10.753 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    294.000      0.000  12928.000      0.000 6106560.000 125743.790  19111.870 196908.070   1369.960  13300.800 
avg	     0.000      2.211      0.000     97.203      0.000  45913.985    945.442    143.698   1480.512     10.300    100.006 
stddev	     0.000     11.672      0.000      3.344      0.000   1454.810     35.671      1.263    125.804      0.359      0.069