avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.600      0.000    400.050  12898.700      0.000      0.620 
avg	     0.005      0.000      3.008     96.983      0.000      0.005 
stddev	     0.013      0.000      0.871      0.876      0.000      0.038 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   2255.870     85.990  17487.010    343.960 5727095.490  95807.450  14011.570 114341.050   1148.030  13049.810 
avg	     0.000     16.961      0.647    131.481      2.586  43060.868    720.357    105.350    859.707      8.632     98.119 
stddev	     0.000      6.858      0.717     59.990      2.868  14239.184    190.675     43.926    413.697      3.434      6.972