Troubleshooting Microservices OutOfMemoryError: Metaspace

Recently we confronted an interesting java.lang.OutOfMemoryError: Metaspace problem in a microservice application. This microservice application will run smoothly for the initial few hours, but later it will start to throw java.lang.OutOfMemoryError: Metaspace. In this post, let me share the steps we pursued to troubleshoot this problem.

Different Types of OutOfMemoryError

JVM memory has the following regions:

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