avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.910      0.000   1094.680   6468.730      0.000  12228.550 
avg	     0.040      0.000      5.529     32.670      0.000     61.760 
stddev	     0.064      0.000      3.928      8.420      0.000      8.154 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	245608.000    468.000   3961.000  21718.530 998524.000 10941332.120 190242.910  28462.270 229201.510   1595.240  19800.320 
avg	  1240.444      2.364     20.005    109.690   5043.051  55259.253    960.823    143.749   1157.583      8.057    100.002 
stddev	  3616.324     11.724     58.657     29.863  14702.558  15086.591    133.531      1.321    236.764      1.429      0.094