avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.070      0.000    446.610    907.270      0.000  11940.000 
avg	     0.046      0.000      3.358      6.822      0.000     89.774 
stddev	     0.050      0.000      3.480      3.962      0.000      5.093 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    535.200      0.000  21470.090      0.000 9989016.560 123658.630  19128.680 120652.390    848.970  13299.620 
avg	     0.000      4.024      0.000    161.429      0.000  75105.388    929.764    143.825    907.161      6.383     99.997 
stddev	     0.000     23.274      0.000     22.084      0.000  10563.809     19.819      1.507    180.437      1.430      0.214