Centralized configuration
You might have faced configuration problems while writing monolithic applications. On top of that, sometimes, any changes in property depending on the way configuration is implemented requires a restart of application servers such as WebLogic/JBoss and/or web servers such as Tomcat. Configuration management is especially challenging in microservice-based systems when the number of microservices is huge.
Another problem is how to execute microservice-based systems in different environments without making any changes in the code. You may have different database connections, third-party application configurations, or different properties for different environments (development, QA, production, and so on). In such cases, ...
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