23 Nov '12, 6pm

I got up to -60% on Rails boot time #happyfriday

Well, I guess as long as I’m here… I’ve made two small tweaks that others might be interested in. Increased compatibility with REE GC tunables, allowing one to set growth factor and use the older REE RUBY_FREE_MIN env var: https://github.com/ttilley/ruby/commit/29cd56fa496fd766c62c93bf0768468365a2b588 When GC_DEBUG is defined, all objects are marked with the file and line where they were allocated. Normally this information isn’t accessible via an API and requires use of GDB or what have you, which isn’t exactly convenient. This patch adds an alloc_location method to all objects. Combined with pry-remote-em to get a REPL into a live server process, this could be quite helpful in tracking down memory leaks. https://github.com/ttilley/ruby/commit/5a861c65162c2795d48948630edb2b8426f3dedf I recently discovered that Rubinius uses another style to avoid polluting Object with ano...

Full article: http://alisnic.net/blog/making-your-ruby-fly/

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