Introducing Sampling to the GC

[Martin Nowak via Digitalmars-d]

On Friday, 23 May 2014 at 21:14:38 UTC, Etienne Cimon wrote:
> My proposal is to implement pointer sampling in the GC (using 
> hypothesis testing - hypergeometric or poisson distributions) 
> to tweak this collection efficiency. The idea would be to be 
> able to specify how much % we'd like the GC to swipe on average 
> at every cycle, so that these cycles run less frequently.

I still think an adaptive threshold for when to trigger a
collection would be much simpler and equally effective. So when
you can only reclaim very little memory you increase the
threshold, so that the next collection would be delayed.