From: Robert Klemme <shortcutter@...>
Date: 2010-12-07T00:35:13+09:00
Subject: Re: Manual Memory Management and Automatic Garbage Collection

On Mon, Dec 6, 2010 at 3:41 PM, Tridib Bandopadhyay <tridib04@gmail.com> wrote:

> I am trying to do a research on Manual Memory Management and Automatic
> Garbage Collection on Ruby.So i need to play with Garbage Collector code
> of Ruby.I am using Ruby 1.8.6
>
> I am also trying to figure out in Ruby when the Garbage Collector starts
> working.But didn't got any clue.

There were some threads here recently about GC.  What specific
questions were left unanswered?

> I read somewhere in wiki about some systems that uses this design of
> Memory Allocation.
>
> Can any one help me in some of my queries:-
>
> 1. When the Garbage Collector starts working can I see it.(For e.g-It
> will print like Garbage Collector starting.)Somebody referred me use
> GC_NOTIFY but there is no such function in the gc.c file.

You know CPP (C preprocessor) defines and macros, do you?  Please look
for "GC_NOTIFY".

> 2. What are the main parts in Ruby Garbage Collector I need to know to
> accomplish this research.

I haven't looked closely but I would start at the end of the file and
walk my way through reading from rb_gc_start().  You should hit all
main structures pretty soon.

> After I get my first step done I hope I will have many questions to
> share with you all.

OK, let's hear them.

> Regards...Eagerly waiting for a reply at the earliest

Please don't push it.  It won't increase your chances of getting answers anyway.
http://www.catb.org/~esr/faqs/smart-questions.html#urgent

Cheers

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/