avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.470      0.000    194.790   8422.150      0.000   4682.590 
avg	     0.004      0.000      1.465     63.324      0.000     35.207 
stddev	     0.024      0.000      0.551     16.547      0.000     16.793 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000  86499.000      1.000   3183.000      4.000 360220.000  28356.780  18479.970 824067.430   9358.450  13300.800 
avg	     0.000    650.368      0.008     23.932      0.030   2708.421    213.209    138.947   6195.996     70.364    100.006 
stddev	     0.000    512.476      0.086     13.495      0.346   1608.436     46.747     14.305   2743.791    104.913      0.069