avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    74.410      0.000     98.120   6739.330      0.000  13087.960 
avg	     0.372      0.000      0.491     33.697      0.000     65.440 
stddev	     0.106      0.000      0.308     14.299      0.000     14.204 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000  97085.000      5.000   3705.800     20.000 406613.310  39242.330  36460.380 1901109.720  20764.460  20000.210 
avg	     0.000    485.425      0.025     18.529      0.100   2033.067    196.212    182.302   9505.549    103.822    100.001 
stddev	     0.000    353.066      0.185     10.364      0.742   1302.244     67.477     15.401   2322.772    148.208      0.153