avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.270      0.000    245.240   5768.500      0.000  13980.080 
avg	     0.031      0.000      1.226     28.843      0.000     69.900 
stddev	     0.063      0.000      0.779     10.739      0.000     11.080 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	254142.210 1911499.020   7706.010  21755.270 1047392.910 7735169.550 141802.330  28611.290 234471.320   1690.600  19999.620 
avg	  1270.711   9557.495     38.530    108.776   5236.965  38675.848    709.012    143.056   1172.357      8.453     99.998 
stddev	  3953.564   4586.882    123.034     43.016  16301.814  13795.700    230.759      3.661    453.019      3.031      0.110