avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     5.250      0.000    443.380   3381.650      0.000   9469.750 
avg	     0.039      0.000      3.334     25.426      0.000     71.201 
stddev	     0.073      0.000      3.608     10.547      0.000     10.696 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    288.000      0.000  12359.000      0.000 6230624.000 134097.860  19093.710 205721.060   1432.310  13300.800 
avg	     0.000      2.165      0.000     92.925      0.000  46846.797   1008.255    143.562   1546.775     10.769    100.006 
stddev	     0.000     11.991      0.000      2.247      0.000   1258.442     10.427      0.678    169.783      0.264      0.049