avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.200      0.000    587.320  12710.100      0.000      1.290 
avg	     0.009      0.000      4.416     95.565      0.000      0.010 
stddev	     0.019      0.000      0.849      0.853      0.000      0.047 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1826439.940      6.000  16299.490     24.000 7376069.490 120226.400  18235.780 155649.850   1292.300  13300.200 
avg	     0.000  13732.631      0.045    122.553      0.180  55459.169    903.958    137.111   1170.300      9.717    100.002 
stddev	     0.000   5772.874      0.270     40.605      1.082  18582.011     42.944     15.749    379.679      5.114      0.093