伯克利大学的教学操作系统，基于MIPS虚拟作的操作系统。-Berkeley university teaching operating systems, based on MIPS for the virtual operating system.

nachos实验 操作系统实验 管程同步机制 消费者和生产者为例 改编原先版本中的一点小错误-nachos experimental test tube process operating system, consumers and producers as an example synchronization mechanism adapted the original version of a small error