JIT jvm编译优化
http://ifeve.com/hotspot-jit/
https://www.infoq.cn/article/OpenJDK-HotSpot-What-the-JIT
https://www.baeldung.com/graal-java-jit-compiler
https://developers.redhat.com/articles/2021/06/23/how-jit-compiler-boosts-java-performance-openjdk#the_jit_compiler_in_openjdk