avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    33.480      0.000     63.830   8817.300      0.000   4385.350 
avg	     0.252      0.000      0.480     66.295      0.000     32.973 
stddev	     0.080      0.000      0.320     17.517      0.000     17.555 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1799236.000      6.000  14375.000     24.000 7257968.000 134170.240  17953.340 168336.830   1291.340  13300.800 
avg	     0.000  13528.090      0.045    108.083      0.180  54571.188   1008.799    134.988   1265.690      9.709    100.006 
stddev	     0.000   5744.443      0.270     21.928      1.082  11290.465     23.131     19.260    279.288      2.313      0.069