TorrentFlux is simply horrid unstable bloatware. If you are doing this in a VPS, look at rtorrent + rutorrent. It runs nicely in ~100mb for apps/OS and there are many tutorials out there explaining step by step how to build it.
Code:
rtor@rt:~$ ls torrents/ | wc -l
192
rtor@rt:~$ free -m
total used free shared buffers cached
Mem: 256 90 165 0 0 0
-/+ buffers/cache: 90 165
Swap: 0 0 0
rtor@rt:~$ uptime
16:01:22 up 35 days, 15:45, 1 user, load average: 0.02, 0.03, 0.00
rtor@rt:~$