avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.440      0.000     18.700   4860.380      0.000   8419.430 
avg	     0.011      0.000      0.141     36.544      0.000     63.304 
stddev	     0.038      0.000      0.300     22.600      0.000     22.577 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      6.000      0.000   1510.890      0.000 177602.930  31026.920  19176.320 1697185.890  14006.070  13300.210 
avg	     0.000      0.045      0.000     11.360      0.000   1335.360    233.285    144.183  12760.796    105.309    100.002 
stddev	     0.000      0.385      0.000      5.714      0.000    687.045     23.713      7.044   2831.966     37.798      0.116