avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     9.650      0.000    408.370   7318.710      0.000  12263.320 
avg	     0.048      0.000      2.042     36.594      0.000     61.317 
stddev	     0.063      0.000      0.656     10.408      0.000     10.604 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	258043.000    224.840   4120.000  21805.460 1048652.000 11136865.070 194453.420  28677.460 231433.330   1630.410  19999.720 
avg	  1290.215      1.124     20.600    109.027   5243.260  55684.325    972.267    143.387   1157.167      8.152     99.999 
stddev	  3742.944      2.787     59.502     32.314  15207.876  16523.966    137.808      1.547    292.437      1.771      0.107