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Chapter 10(Operating System) Chapter 10(Operating System)
Chapter 10 Scheduling (Multiprocessor) Classifications of Multiprocessor Systems •Loosely coupled or distributed multipr
2022-05-09
Chapter 9(Operating System) Chapter 9(Operating System)
Chapter 9 Scheduling(Uniprocessor) 这些调度表明了执行这些功能的相对时间比例 Long-term Scheduling: 决定是否把进程添加到the pool of processes to be ex
2022-05-05
Chapter 8(Operating System) Chapter 8(Operating System)
Chapter 8: Virtual Memory 虚拟内存技术,即匀出一部分硬盘空间来充当内存使用。当内存耗尽时,电脑就会自动调用硬盘来充当内存,以缓解内存的紧张。 Resident set: 进程执行的任何时候都在内存的部分 Thr
2022-05-03
Chapter 7(Operating System) Chapter 7(Operating System)
Chapter 7: Memory Memory Management Requirements •Relocation 一开始不知道程序会在main memory的哪个区域 Active process需要能从main memor
2022-05-02
Chapter 6(Operating System) Chapter 6(Operating System)
Chapter 6 Deadlock pthread_join: 阻塞当前的线程,直到另外一个线程运行结束 Mutex •Used to guarantee that one thread “excludes” all other thre
2022-05-01
Chapter 5(Operating System) Chapter 5(Operating System)
Chapter 5 : Concurrency 并发会在三种context中出现 Multiple Applications (允许多个活动在应用程序间动态共享处理器时间) Structured Applications:•extensi
2022-04-29
Chapter 4(Operating System) Chapter 4(Operating System)
Chapter 4 : Threads Thread Examples •Foreground and background work ​ –one thread reading user input, another executing
2022-04-16
Chapter 3(Operating System) Chapter 3(Operating System)
Chapter 3 : Process Process Element OS keep track of the process using process element Program Code(which may be shared
2022-04-13
Chapter2(Operating System) Chapter2(Operating System)
Chapter 2 OS A program that controls the execution of application programs An interface between applications and hardw
2022-04-12
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