Qunar Tech Salon

Jun 12, 2018 · Backend Development

Diagnosing and Resolving Metaspace Memory Leak Caused by JAXBContext in Java Backend Services

This article details a step‑by‑step investigation of a Java backend service outage caused by metaspace exhaustion due to repeated JAXBContext creation, including monitoring, dump analysis, code verification, and the final solution of caching JAXBContext and limiting metaspace size.