Troubleshooting Memory Issues After Spring Boot Upgrade: A Deep Dive into ResolvableType Object Creation
·1180 words·6 mins
An investigation into excessive memory allocation and YoungGC frequency after upgrading to Spring Boot 2.4.6 + Spring Cloud 2020.0.x, revealing how BeanUtils.copyProperties creates massive ResolvableType objects without caching in Spring 5.3.x versions.