avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    34.710      0.000    312.220   7143.400      0.000   5809.790 
avg	     0.261      0.000      2.348     53.710      0.000     43.683 
stddev	     0.094      0.000      0.754     12.741      0.000     13.062 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1867935.680      6.000  14751.650     24.000 7526715.520 135680.880  18949.840 173742.780   1264.450  13299.410 
avg	     0.000  14044.629      0.045    110.915      0.180  56591.846   1020.157    142.480   1306.337      9.507     99.996 
stddev	     0.000   3408.662      0.270     23.445      1.082  11958.811      7.033      1.510    229.646      2.381      0.092