I\'ve just updated rails to v2.3.6 on my app under a bamboo-ree-1.8.7 stack and the compiled slug size has grown up to 40.5Mb! Previous to that last git push, the slug size was
If you're using less/bootstrap, on the cedar stack, then you can reduce slug size by precompiling and scripting up your precompile and push so that the less gem and dependencies are not included see here.