From: J-Van <joevandyk@...>
Date: 2006-11-28T06:32:56+09:00
Subject: Re: Two Advanced Ruby Performance Questions

On 11/26/06, Sunny Hirai <sunny@citymax.com> wrote:
> Is there a way (or does it do this already) for the Classes of the
> application to be cached such that it doesn't add performance overhead?
> Because it is such a dynamic language, my understanding is that the
> classes themselves are created at run-time and DO add overhead before
> any object instantiation occurs. My guess is that this would still
> happen under YARV too?


Ruby classes are created/loaded once at run-time.

In ActiveRecord, the classes are loaded at the start of the process.
They aren't reloaded after that (unless you want them to be -- like in
"development" mode).

Joe