#fsdb size mean stddev pct_rsd
#  | dbsetheader size bw
#  | /home/johnh/BIN/DB/dbmultistats size bw
#  | /home/johnh/BIN/DB/dbcol size mean stddev pct_rsd
102400	4.9216e+06	3.0939e+05	6.2863
#  | dbroweval -e '{ $ofref = $lfref; }'
