avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.860      0.000     27.780   5398.490      0.000  14570.780 
avg	     0.014      0.000      0.139     26.992      0.000     72.854 
stddev	     0.043      0.000      0.348      6.969      0.000      6.988 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	 73209.350      6.000   4245.320    632.950 309575.760  72582.060  32293.430  29399.810 1278463.740   9807.300  19999.520 
avg	   366.047      0.030     21.227      3.165   1547.879    362.910    161.467    146.999   6392.319     49.037     99.998 
stddev	   240.203      0.423     15.663      1.532   1018.742    176.466      9.933      8.636   2690.997     16.673      0.107