How to debug a Rails asset precompile which is unbearably slow

Question

I\'m working on a Rails 3.2 project and the assets have increased a fair bit in recent months although I wouldn\'t consider the project to be large. The assets consist of JS (no

Answer 1

I think you need to see the cpu usage parameters on your Prod server.

Moreover, there may be a possibility that assets are getting precompiled multiple times. I would suggest creating a assets directory in shared directory created by capistrano, copying your changes in the same and link it to your apps while deploying.

Heres how I do it,

  after "deploy:update_code" do
    run "export RAILS_ENV=production"
    run "ln -nfs #{shared_path}/public/assets #{release_path}/public/assets"
    # Also for logs and temp section.
    # run "ln -nfs #{shared_path}/log #{release_path}/log"
    # run "ln -nfs #{shared_path}/tmp #{release_path}/tmp"
    #sudo "chmod -R 0777 #{release_path}/tmp/"
    #sudo "chmod -R 0777 #{release_path}/log/"
  end