This program doesn't pause the kernel, just the game's process. Other people in this thread have given equivalent solutions for un*x. If you want to actually p

This program doesn't pause the kernel, just the game's process. Other people in this thread have given equivalent solutions for un*x. If you want to actually pause the linux kernel you'll have to use something like the magic SysRq: https://en.wikipedia.org/wiki/Magic_SysRq_key https://en.wikipedia.org/wiki/Magic_SysRq_key Alternatively you can run the operating system in an emulator like qemu.