avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    10.370      0.000    324.940   5659.550      0.000  14005.190 
avg	     0.052      0.000      1.625     28.298      0.000     70.026 
stddev	     0.069      0.000      0.937      8.203      0.000      8.547 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	2081007.000    253.990  16393.000  19851.740 1048700.000 9344215.680 174748.710  28589.420 255353.680   1757.900  19999.940 
avg	 10405.035      1.270     81.965     99.259   5243.500  46721.078    873.744    142.947   1276.768      8.789    100.000 
stddev	 34823.940      2.334    274.346     30.348  17551.462  14547.061    225.972      2.528    628.930      2.698      0.143