From: Urabe Shyouhei <shyouhei@...>
Date: 2008-11-13T16:19:10+09:00
Subject: [ruby-core:19911] Re: Status of copy-on-write friendly garbage collector

(I'm not the author so apology in advance for my being not familiar with
this topic, but) I've never heard of it. I thought Boehm's GC does not
do compactions.  Can you point a URL or something for me to read?

Kurt Stephens wrote:
> AFAIK, the BDW collector can be configured to do mostly-copying
> collecting.  Why reinvent the wheel?
>
> Urabe Shyouhei wrote:
>   
>> I've contacted to the author, Dr. Ugawa, and he kindly sent me an
>> English translation of his slides.  He also gave me a permission to
>> redistribute it, so I attach that file at the end of this mail.
>>
>> Yukihiro Matsumoto wrote:
>>   
>>     
>>> Hi,
>>>
>>> In message "Re: [ruby-core:19901] Re: Status of copy-on-write friendly garbage collector"
>>>     on Thu, 13 Nov 2008 09:09:44 +0900, Hongli Lai <hongli@plan99.net> writes:
>>>
>>> |Yukihiro Matsumoto wrote:
>>> |> 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.
>>> |
>>> |Is the presentation or other material online? I'm interested in reading it.
>>>
>>> I am afraid that it's only in Japanese.
>>>
>>> 							matz.
>>>