Rabbitmq

- Cài đặt version erlang sử dụng kerl.
http://blog.differentpla.net/blog/2014/09/30/kerl-and-direnv/
https://coolchevy.org.ua/2014/04/08/kerl-easy-building-and-installing-of-erlangotp-instances/
- install rabbitmq:
rpm -ivh --nodeps rabbitmq-server-3.5.7-1.noarch.rpm
- Resolved this by creating a symlink for erl (tạo 1 liên kết tượng trưng)
which erl
ln -s /usr/local/bin/erl /usr/bin/erl
https://serverfault.com/questions/408793/rabbitmq-erl-not-found



- Test the Queue mirror:
https://blog.flux7.com/blogs/tutorials/how-to-creating-highly-available-message-queues-using-rabbitmq