avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.110      0.000    411.080   7561.780      0.000   5326.130 
avg	     0.008      0.000      3.091     56.855      0.000     40.046 
stddev	     0.037      0.000      1.014     18.265      0.000     18.749 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1530772.000      5.000  12260.000     20.000 6176044.000 134034.850  18213.380 197668.340   1444.080  13300.400 
avg	     0.000  11509.564      0.038     92.180      0.150  46436.421   1007.781    136.943   1486.228     10.858    100.003 
stddev	     0.000   3729.079      0.226      3.329      0.905   1401.920     30.407     18.034    223.621      0.378      0.035