This is what we use. main is archived to venti; once is not.

srv -p fscons
srv -p fscmd
msg -m 100 -p 15
srv boot
fsys main config /dev/fs/fossil
fsys main open -c 20000
fsys main
snaptime -s 60 -a 0500 -t 6048
listen il!*!17008
listen tcp!*!564
fsys once config /dev/fs/once
fsys once open -c 2000
fsys main