Hi,

In message "Re: [ruby-core:19812] Re: Status of copy-on-write friendly garbage collector"
    on Tue, 11 Nov 2008 16:00:13 +0900, "Yehuda Katz" <wycats / gmail.com> writes:

|Out of curiosity, on another related topic, is any work being done on a
|compacting GC? I have found that memory fragmentation can make Ruby
|processes significantly larger than you would expect.

Last month, I saw a research presentation on mostly copying garbage
collection for Ruby.  But you have to note that copying GC and
copy-on-write-friendly-ness is contradicting aspect.  You move objects
to compact the heap, it touches more pages.

							matz.