avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.410      0.000    311.040   2945.120      0.000  10043.440 
avg	     0.003      0.000      2.339     22.144      0.000     75.515 
stddev	     0.021      0.000      0.820      8.224      0.000      8.791 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1485007.700     49.990  13396.090    199.960 5987050.420 124824.740  19050.420 192688.580   1366.740  13299.810 
avg	     0.000  11165.471      0.376    100.722      1.503  45015.417    938.532    143.236   1448.786     10.276     99.999 
stddev	     0.000   3972.527      0.529     26.011      2.115   5421.469    193.618      0.991    200.462      1.529      0.110