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NGINX With Eureka Instead of Spring Cloud Gateway or Zuul

For one of my clients I have a Eureka-based microservices horizontally scaled architecture. As an entry point of the project, I was first using Zuul, and later on, I replaced it with Spring Cloud Gateway. The simplified architecture of the project looks like this:

Simplified project architecture
Simplified project architecture

Both Zuul and Spring Cloud Gateway have integrated flawlessly with Eureka service discovery. However, the whole project was hosted on AWS EC2. In AWS EC2, you are paying for resources/Virtual Machines that you are using. It is better if you use smaller Virtual Machine Instances because the price will be lower. 

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Spring2quarkus — Spring Boot to Quarkus Migration

Time to boot up your Spring with Quarkus. 


Recently the "fattest" of my Spring Boot based microservices became too big. The entire project was hosted on the AWS EC2 environment and the instances used were t2.micro or t3.micro. The service started to get down very often even with minimum load on it. The obvious option was to choose a bigger instance for the service (t3.small) which I did initially.