gitlab bundle exec rake gitlab:setup RAILS_ENV=production 报错

Question

按照网上的帖子安装http://www.open-open.com/lib/view/open1399684894447.html，
安装到bundle exec rake gitlab:setup RAILS_ENV=production报错，

rake aborted!
Please install the mysql2 adapter: gem install activerecord-mysql2-adapter (mysql2 is not part of the bundle. Add it to Gemfile.

Answer 1

修改gitlab的Gemfile($GitlabRoot/Gemfile)，
将gem "mysql2", :group => :mysql

改成
gem "mysql2", :group => :production

Answer 2

这个需要mysql-dev包