为什么 HotSpot JVM 的 memory model 不遵守 JVM Specification

taogen · 2020-08-24T08:58:57Z

JVM Specification memory model Program Counter (PC) Register JVM Stacks Native Method Stacks Heap Method Area Run-time Constant Pool Java 8 HotSpot JVM memory model Java Heap Young Generation Eden Survivor Virtual Old Generation Metaspace Compressed Class Space CodeCache Native Memory

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JVM Specification memory model

Program Counter (PC) Register
JVM Stacks
Native Method Stacks
Heap
- Method Area
- Run-time Constant Pool

Java 8 HotSpot JVM memory model

Java Heap
- Young Generation
  - Eden
  - Survivor
  - Virtual
- Old Generation
Metaspace
- Compressed Class Space
CodeCache
Native Memory

1 replies • 2020-08-24 18:59:48 +08:00

Jooooooooo

Aug 24, 2020

两个完全不同的东西