The site says Nimrod allows for soft-realtime. Could you talk more about the GC.
It didn't make it into 0.8.14 and afaik hasn't been used within a game engine yet. But it has been tested with the compiler itself with very good results: A 2ms max pause time was met in all cases (on modern hardware).
Documentation is here: https://github.com/Araq/Nimrod/blob/master/doc/gc.txt
