So far, we have seen some different server setups and scaling concepts. In this section, we are going to explain how to incrementally scale a production application.
This server is usually used in development and low-traffic production applications. It starts with all the components in the same server:
This is the simplest setup possible, where everything (database, webserver, or an application) is on the same server.
The next step is to add an additional application instance to be able to perform zero-downtime ...