From: Bill Kelly <billk@...>
Date: 2008-03-31T11:31:09+09:00
Subject: Re: GC help


From: "Joey Marino" <joey.da3rd@gmail.com>
>
> I found out it is not the 3rd party code. I am downloading images (~320,000
> ct.) as strings, and saving each to a file. The file handlers are getting
> closed. Using the Dike gem, I think I determined the bulk of the leaked
> memory is in these string variables. But what I don't understand is that the
> variables containing the strings are local to a method of an object and
> should be unreferenced when that method is done, right? I've invoked GC at
> the end of the method and after each iteration that the method gets called.
> I've even set the strings to nil after they've been saved to a file and
> before gc is called. The app is using 2G of ram and 4G of swap before it
> runs of out memory and crashes about 1/3rd of the way through. I'm really
> starting to doubt Ruby's ability to do memory intensive work. Any ideas?

Do you have a small bit of code that reproduces the problem?

How are you downloading the images?  Net::HTTP ?  Or...?

If you can provide a small program that exhibits the memory
leak I'm sure others here would be happy to try it on their
systems as well.


Regards,

Bill