问题

hotspot如何解析命令行传入的参数？
hotspot内部共有多少参数？

参数配置

参数配置

Windows环境下编译调试Hotspot

调试

Code Watch Call Stack

参数汇总

• 命令行查看

java -XX:+UseConcMarkSweepGC -XX:+PrintFlagsFinal -version | grep ParallelGCThreads

• 代码查看

# globals.hpp中宏定义
#define RUNTIME_FLAGS(develop, develop_pd, product, product_pd, diagnostic, experimental, notproduct, manageable, product_rw, lp64_product)

• 程序查看
  JVMPocket6