In-depth understanding of Java memory area and memory overflow exceptions for Java Virtual Machine two

run-time data region 1. Thread-Exclusive Memory area Program COUNTER REGISTER procedure Counter

The program counter space is small, is the current thread execution byte code of the line number indicator, the bytecode interpreter works by changing the value of this counter to select the next need to execute the bytecode directive.
If the thread is executing a Java method, the address of the executing virtual machine bytecode instruction is logged, or null if the native method is executed

VM Stack Virtual Machine stacks

The virtual machine stack life cycle is the same as the thread. Each Java method executes when it creates

In-depth understanding of Java memory area and memory overflow exceptions for Java Virtual Machine two