avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.290      0.000     45.470   2675.100      0.000  10579.140 
avg	     0.002      0.000      0.342     20.114      0.000     79.542 
stddev	     0.018      0.000      0.251      6.821      0.000      6.885 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    386.000     47.000  13733.000    188.000 5956308.000 116102.390  19086.950 187451.220   1354.300  13300.800 
avg	     0.000      2.902      0.353    103.256      1.414  44784.271    872.950    143.511   1409.408     10.183    100.006 
stddev	     0.000      1.010      0.478     22.211      1.912   8985.514     93.844      1.148    229.938      2.542      0.110