avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    10.550      0.000    440.980  11758.900      0.000   7789.670 
avg	     0.053      0.000      2.205     58.794      0.000     38.948 
stddev	     0.064      0.000      0.866     11.270      0.000     11.236 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	2081014.000    141.000  16386.000  19658.880 1048700.000 9171934.720 173289.870  28605.230 256624.860   1768.720  20000.310 
avg	 10405.070      0.705     81.930     98.294   5243.500  45859.674    866.449    143.026   1283.124      8.844    100.002 
stddev	 34356.162      1.053    270.573     29.539  17316.490  13995.122    227.528      2.458    631.241      2.687      0.082