ustc-21000201-operating systems; fall 2015; instructor: chi zhang 1 welcome to —21000201—...

USTC-21000201-OPERATING SYSTEMS; FALL 2015; INSTRUCTOR: CHI ZHANG 1

Welcome to

—21000201—

Operating SystemsTime: Tues. 07:50—09:25 Thur. 09:45—11:20

Place: 3A108

Fall 2015


Today’s agenda

A brief overview of the course What is an operating system?

• And-what is it not ? Administrative aspects

How does this class operate?

Interactive is important! Ask questions!


OS 在信安专业课程设置中的位置MATH

CS ICT


Prerequisites

如果你能理解左边图的内容，那么就表明你已经具备学习本课程所需的计算机体系结构方面的知识了

No prerequisites other than a working knowledge of computer architecture

OS

Single user/single tasking


OS

Single user/multi-tasking


OS Multi-user/multi-tasking



Learn the fundamentals of operating systems

Coverage broad on most topics, deep on a few

Most important, have fun !!!

What you’d achieve from this course

Application

Operating System

HardwarePhysical Machine Interface

Virtual Machine Interface


What you will not learn from this course

A lot …

Why? There are lots of things I don’t know The field is enormous There are numerous inessential details

• Technologies evolve super-rapidly• Fundamental design ideas are here to stay

2014 summer @ Alibaba

阿里杭州西溪总部技术保障部 (Ali Infrastructure Service, AIS)


Ali’s 11.11 sales miracle


阿里技术保障部Ali Infrastructure Service

高可用性强一致性大规模低成本

Ali’s 11.11 sales miracle 2013 年双 11 成交总额 350 亿元 2013 年中国零售总额 600 亿元 /天峰值交易量 15320笔 /秒


Scale-upScale-out

Wiping-off IOE I=IBM 小型机 O=Oracle 数据库 E=EMC 存储设备


Ali’s technologies


Ali AIS 的大事去 IOE 登月计划集团云化走出杭州

Ali 的技术积累 Server: AliRack Operating System: YUNOS Security: 阿里云盾 Database: OceanBase Data Processing: OPDS

Quiz 0: 10 minutes

测试目的：背景调查只要交卷就得满分

测试内容：姓名、学号、院系专业、年级（大三或其它） (1) 计算机的硬件组成一般包含哪些部分？ (2) P ≠ NP 是什么意思？ (3) 信安专业的学生：为什么选择信安专业？非信安专业的学生：为什么选修这门课？


Using Google and USTC’s library !

Textbook: William Stallings, “Operating Systems: Internals and Design

Principles”, 6th Edition 中译本《操作系统精髓与设计原理》 Online supplements http://williamstallings.com/OS/OS6e.html Question: need 7th edition? No

Online materials (including lecture notes): http://staff.ustc.edu.cn/~chizhang/OS/

Other reference books & materials: see website


Course materials

广闻博见多读多听

Course materials Recommended Reading:

Operating Systems: Three Easy Pieces• http://pages.cs.wisc.edu/~remzi/OSTEP/

Operating Systems: Principles and Practice• http://ospp.cs.washington.edu/

Xv6, a simple Unix-like teaching operating system• http://pdos.csail.mit.edu/6.828/2012/xv6.html

浪潮之巅，吴军，人民邮电出版社， 2013 年 7 月第二版


Teaching philosophy

And have fun !!! ─Anonymous


Learn more, study less Scott Young 分享了他在一年内通过观看在线教程的讲座自

学完成 MIT 计算机科学本科课程全部 4 年 33 门课的经验


Learn more, study less Scott Young’s TED Talk: How to get the finest education online? http://tedxtalks.ted.com/video/TEDxEastsidePrep-Scott-Young-Ca


※※※※※Finishing reading the textbook in 2 weeks!


Grading policy

Writing assignments: 0% Quizzes: 20% Labs: 20% Final exam: 60%

I reserve the right to assign grades based on the overall performance

课堂不点名， quiz 时间会提前通知

Labs MIT 6.828; Vx6



Work Load

Heavy ! Start early !!

Approx. 100 pages of (light) reading per week

Several homework assignments ≥3 OS labs

5 quizzes (closed book) 1 final exam (closed book, one A4 cheat

sheet, and calculator)


How to make it interesting? How to do well?

Participate: discuss, answer and ask questions “the only stupid question is the question you

don’t ask” Give suggestions: I’ll take them seriously

Do the assigned readings and surf the web to read related things

Start early on homework assignments and projects

Make use of the TA (and occasionally me too)


Class Schedule

Part 0: OS Introduction (1.0 weeks) Part 1: Process Management (4.5 weeks) Part 2: Memory Management (2.5 weeks) Part 3: I/O Management (2.0 weeks) Part 4: File Management (1.0 weeks) Part 5: OS Security (2.0

weeks) Course Review (1 weeks)

一共 15周课时，预留1 周的课时作为机动


Our TA

Mr. 牛玉坤 Email: [email protected] Office: 西区科技实验楼西楼 1702 Office hours: Fri 14:30-17:30

请学习委员课后把联系方式留给我请大家在教务系统中更新自己的联系方式


When/where/how to talk to me?

Algorithm 1 (to be made distributive)1: talk to TA2: else email me at [email protected]: else use my office hours 14:30-17:30 Fri, 科技实验楼

17134: else sneak in whenever the door is opened5: goto 1

Who am I? Dr. 张驰 Associate Professor in EEIS Dept.

Ph.D. from University of Florida in 2011 Thesis: Performance & Security of Wireless Networks Winner of

• Microsoft StarTrack Award, 2013• IEEE Asia-Pacific Outstanding Young Researcher Award,

2012• UFL Gator Engineer Award for Creativity, 2011

My Research Lab System Group Wireless Group


Security Group

Theory Group


After the class…

Reading: 教材第一章：硬件知识回顾 pp.1-45 (7th Edition) 教材第二章：操作系统概述 pp.46-104 (7th Edition)

ustc-21000201-operating systems; fall 2015; instructor: chi zhang 1 welcome to —21000201—...

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