avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.160      0.000   3747.590   2697.520      0.000  13548.710 
avg	     0.031      0.000     18.738     13.488      0.000     67.744 
stddev	     0.035      0.000      3.606      8.640      0.000      9.629 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1079894.440     76.710  16725.610    306.840 4346601.620 105415.550  15586.810 183911.930   2951.370  19045.180 
avg	     0.000   5399.472      0.384     83.628      1.534  21733.008    527.078     77.934    919.560     14.757     95.226 
stddev	     0.000   2182.613      0.613     32.111      2.450   9139.290    127.688     58.134    737.715     12.632     13.356