Nope. I know for sure hotspot doesn't do it - neither for desktop nor for server. The "Oracle JIT" refers to the JIT that Oracle uses for Java code that execute

Nope. I know for sure hotspot doesn't do it - neither for desktop nor for server. The "Oracle JIT" refers to the JIT that Oracle uses for Java code that executes inside of the Oracle database. Completely different environment and usage model. Read the first comment in your link to get a sense of why it isn't practical to do persistent code caching for a dynamic language like Java.