avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.230      0.000    131.880  18792.960      0.000   1071.860 
avg	     0.016      0.000      0.659     93.965      0.000      5.359 
stddev	     0.042      0.000      0.607      9.281      0.000      9.310 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	1053325.240    270.990   8294.220  18370.330 530695.210 8274421.460 173439.740  28939.600 297375.390   2047.080  19999.960 
avg	  5266.626      1.355     41.471     91.852   2653.476  41372.107    867.199    144.698   1486.877     10.235    100.000 
stddev	 24823.566      2.293    195.483     21.492  12507.593  10069.756    170.961      8.113    515.712      2.474      0.079