avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.600      0.000   2451.280  10843.670      0.000      4.300 
avg	     0.005      0.000     18.431     81.531      0.000      0.032 
stddev	     0.017      0.000      0.714      0.723      0.000      0.042 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    347.000      0.000  12876.000      0.000 5445480.000 112502.280   6261.510  65190.190   1382.910  13300.800 
avg	     0.000      2.609      0.000     96.812      0.000  40943.459    845.882     47.079    490.152     10.398    100.006 
stddev	     0.000     11.171      0.000      6.863      0.000   3759.189     51.976     11.725    140.221      1.001      0.155