avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.500      0.000    482.140   6301.790      0.000   6514.580 
avg	     0.011      0.000      3.625     47.382      0.000     48.982 
stddev	     0.025      0.000      1.257      9.318      0.000      9.853 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   1194.930     59.990   9337.420    239.960 3881304.200 109804.670  18020.280 258587.650   2248.270  13299.810 
avg	     0.000      8.984      0.451     70.206      1.804  29182.738    825.599    135.491   1944.268     16.904     99.999 
stddev	     0.000      4.919      0.498     24.704      1.990  10274.124     64.993     15.110    368.713      9.919      0.156