avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.020      0.000     67.550   2970.680      0.000  10260.780 
avg	     0.008      0.000      0.508     22.336      0.000     77.149 
stddev	     0.029      0.000      0.295      7.074      0.000      7.126 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1825908.050      6.000  14461.700     24.000 7364503.920 135384.980  18773.250 175733.360   1310.630  13300.610 
avg	     0.000  13728.632      0.045    108.735      0.180  55372.210   1017.932    141.152   1321.303      9.854    100.005 
stddev	     0.000   3751.740      0.270     25.791      1.082  13161.530      8.908      3.436    256.274      2.852      0.139