In the world of Ruby development it’s accepted practice to test your code, but only a few people do performance testing. Such tests help to prevent the program work from slowing down while the amount of data grows, and they also help to understand whether the code performance has become slower after the recent code amendments.
Scaling Rails project still can be quite an interesting task.
We always want deployment to be as easy for developers as possible. On the other hand we want to pay less for the infrastructure, but be ready for unexpected significant increase of RPM.
In this article we show how to automate deploy of Rails application with Sidekiq and AnyCable to AWS Elastic Beanstalk using GitLab.