java.lang.OutOfMemoryError: Metaspace # Exception in thread thread_name: java.lang.OutOfMemoryError: Metaspace Cause: Java class metadata (the virtual machines internal presentation of Java class) is ...

Prior to JDK8 class metadata and constants would live in an area called the “permanent generation”. In JDK8 PermGen has now moved to native memory, to an area known as the “Metaspace”.

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1112) at org.springframework.web.servlet.DispatcherServlet.doService ...