From: Mauricio Fernandez <mfp@...>
Date: 2006-08-21T00:25:52+09:00
Subject: Re: Ruby, memory and speed

On Fri, Aug 18, 2006 at 09:50:08AM +0900, guillaume.marcais@gmail.com wrote:
> 
> Mauricio Fernandez wrote:
> > On Thu, Aug 17, 2006 at 10:54:04PM +0900, Guillaume Marcais wrote:
> > > Does the performance of Ruby collapse past a certain memory usage? Like
> > > the GC kicks in all the time.
> > >
> > > Any clue on how to speed this up? Any help appreciated.
> > [...]
> >
> > Have you tried to increment GC_MALLOC_LIMIT in gc.c?
> 
> No. Any hint on what value I can raised it to? Any upper limit that I
> should not cross?

You have so much RAM you could probably afford to set it to a few hundred
MBs...  If malloc_limit grows quickly enough it won't really make a
difference, though.  It'd be nice to know if it actually does in your case,
for future reference.

-- 
Mauricio Fernandez  -   http://eigenclass.org   -  singular Ruby