1.Install God gem and auto start service

gem install god
sudo mkdir /etc/god
sudo vim /etc/god/master.conf
sudo vim /etc/init.d/god-service
sudo chmod +x /etc/init.d/god-service
  1. Configure resque-pool in project
bundle install (gem 'resque-pool')
vim config/resque-pool.yml (add workers)
vim gods/resque-pool-production.god 
  1. Deploy code with Capistrano
after "deploy:restart", "deploy:reload_god_config"
namespace:deploy do
  desc "reload god configuration for the resque-pool"
  task :reload_god_config do
    run "cd #{current_path} && bundle exec god stop resque-pool"
    run "cd #{current_path} && bundle exec god load #{File.join(current_path, 'gods', 'resque-pool-' + rails_env + '.god')}"
    run "cd #{current_path} && bundle exec god start resque-pool"

Related files can be found here.