Detailed explanation of JVM operation principle
https://blog.csdn.net/luomingkui1109/article/details/72820232
JVM stack method area data storage and operation process
https://blog.csdn.net/u014332037/article/details/53836054
The difference between java heap, stack and stack
https://www.cnblogs.com/iliuyuet/p/5603618.html