> I can confirm that the use of generational GC with tcmalloc.so improves
> the performance (less CPU time and memory usage) of complex programs
> (douzens GB of RAM) considerable.
Who develops programs consuming dozens GiB of RAM in Lua?! O.O
I don't have any objections against generational GC in Lua, but arguing
with dozens GiB of RAM looks more like discussion about Java VM than Lua...