August 2017
Intermediate to advanced
332 pages
9h 16m
English
Production is the environment that is used by the end user. It exists in every company and, of course, it is the most important environment.
Let's look at the following diagram and see how most production environments are organized:

Users access the service through the load balancer, which chooses the exact machine. If the application is released in multiple physical locations, then the (first) device is usually a DNS-based geographic load balancer. In each location, we have a cluster of servers. If we use Docker, then that cluster of servers can be hidden behind one or multiple Docker hosts (which are internally composed of many ...
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