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Operating System 19 Virtualization 13 Concurrency 6 Memory 9 Cpu 4 Deep Reinforcement Learning 3 DevOps 1 Docker 1 Database 2 Git 1 Golang 3 k8s 3 Network 8 新冠😷 1 runner 1 MySQL 2 kube-ladder 3 网络是怎样连接的 2 计算机网络 6
8.Scheduling:The Multi-Level Feedback Queue 8.Scheduling:The Multi-Level Feedback Queue
8.Scheduling: The Multi-Level Feedback Queue 书接上回，我们来看看如何平衡两个调度指标，即周转时间和响应时间。 采用 Multi-level Feedback Queue (MLFQ)，解决了两个
2022-10-27 Operating System Virtualization Cpu
Operating System Virtualization Cpu
7.Scheduling:Introduction 7.Scheduling:Introduction
7.Scheduling: Introduction 前面我们了解了低层的用于运行进程的机制，现在该来谈一谈高层的policy来决定如何调度进程上CPU了。这章就来学习下调度进程的算法。 7.1 Workload Assumptions
2022-10-27 Operating System Virtualization Cpu
Operating System Virtualization Cpu
6.Mechanism:Limited Direct Execution 6.Mechanism:Limited Direct Execution
6.Mechanism: Limited Direct Execution 受限制的直接执行。 虚拟化CPU的基本思想：让一个线程上CPU运行一会，下来再让另一个上CPU运行，通过time sharing的方法来实现。 两个问题： 第一是性
2022-10-27 Operating System Virtualization Cpu
Operating System Virtualization Cpu
4.The Abstraction:The Process 4.The Abstraction:The Process
4.The Abstraction: The Process 线程的定义：正在运行的程序。 问题来了：如何提供有许多CPU的假象？ 答：通过虚拟化的技术来制造有许多CPU的假象。即通过time sharing的方式。 为了实现虚拟化，OS提
2022-10-27 Operating System Virtualization Cpu
Operating System Virtualization Cpu