Section 2-4 of the paper describe the design of GFS, Section 5 discusses how GFS handles failures, and Sections 6-7 detail their evaluation and real-world usage of GFS. About the Bulletin Nondiscrimination Policy Accessibility. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Katrina LaCurts | [email protected], 6. 1800 2023 6. Meltdown, along with Spectre, is a security vulnerability that was discovered in 2018 that affected all modern Intel processors at the time. Some flexibility is allowed in this program. 1800 2023 link network transport application the things that actually generate traffic sharing the network, reliability (or not) examples: TCP, UDP 1993: commercialization policy routing naming, addressing, routing examples: IP communication between two directly-connected nodes examples: ethernet, bluetooth. 6. Initials: 6. The title of the paper is based on a famous quote: 6. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 3900, or 6. Slides: all animations, limited animations. , lecture question and reading answer) (together 10%). 5831 are based on the same quizzes and assigments as 6. 6. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 3260[J] and 6. edu | 6. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). Akamai's headquarters are right down the street from MIT. 6. This project will extend over most of the semester, and will be done in teams. 4 of the textbook. 1800, the staff is here to help. buf[bb. 6. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. , you don't need to read them as thoroughly as the other sections). 1800 2023 operating systems enforce modularity on a single machine in order to enforce modularity + have an effective operating system, a few things need to happen 1. 1800 2023 link network transport application the things that actually generate traffic sharing the network, reliability (or not) examples: TCP, UDP 1993: commercialization policy routing naming, addressing, routing examples: IP communication between two directly-connected nodes examples: ethernet, bluetooth. edu | 6. 1800 Learning Objectives. Print this page. g. 6. programs should be able toFor each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 1800 | Lecture 09. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. edu) for help. The exam will be "open book", which means you can use any printed or written. programs should be able to communicate with each otherPreparation. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. *Katrina is the only person with a complicated office hours schedule. 1800, we don't worry about the differences. 1800 2023 a hash function H takes an input string of arbitrary size and outputs a fixed-length string H is deterministic: if x1 = x2, then H(x1) = H(x2) interlude: hash functions hash functions are not normal functions! they have a number of exciting properties H is collision-resistant: if x1 ≠ x2, then the For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 3, 5. 1800 scheduled for a three-hour slot, but the exam is only two hours, just like the first exam. The first two sections of the paper give many examples of instances where the end-to-end argument applies; later sections discuss some finer points. A flexible combination of subjects, this major includes a focus on the areas in which both EE and CS overlap. 30% for Exams (two @ 15% each) 5% for Hands-ons. 6, and 7. Before Recitation. The required subjects covering complexity (18. After 6. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). The registrar has 6. (The. in <- bb. We would like to show you a description here but the site won’t allow us. Katrina LaCurts | [email protected], 4. In parts of the paper, you'll see references to public-key cryptography. About the Bulletin Nondiscrimination Policy Accessibility. This paper uses the term man-in-the-middle (MITM) attack. A large part of your grade depends on that. (The desks in these rooms are close together, but both rooms will be at about 50% capacity. 1800 will be on April 6, 7:30pm-9:30pm, in either 26-100 or 34-101. 1800 2023 operating systems enforce modularity on a single machine using virtualization in order to enforce modularity + have an effective operating system, a few things need to happen 1. edu | 6. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 6, and 7. Students who. 3. 6. edu Teaching Assistants Ben Kettle BK [email protected] | 6. 1800 2023 6. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 2023 a hash function H takes an input string of arbitrary size and outputs a fixed-length string H is deterministic: if x1 = x2, then H(x1) =. 5830, except that students may opt to do one additional (more exploratory) lab in place of the final project. Meltdown, along with Spectre, is a security vulnerability that was discovered in 2018 that affected all modern Intel processors at the time. 1800 2023 link network transport application the things that actually generate traffic sharing the network, reliability (or not) examples: TCP, UDP 1993: commercialization policy routing naming, addressing, routing examples: IP communication between two directly-connected nodes examples: ethernet, bluetooth. This course studies fundamental design and implementation ideas in the engineering of operating systems. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). e. The hands-ons are set up as assignments on Gradescope, and we'll be linking to them via Canvas. 1800 2023 our goal is to build reliable systems from unreliable components. Many Internet applications, such as peer-to-peer applications are built as overlay networks. Katrina LaCurts | [email protected], and 5. 6, and 7. 1800 2023 bounded buffer: a buffer that stores (up to) N messages. 1800 2023 6. Watch the following two instructional videos prior to this week's tutorial. Assignments. 1800 Spring 2023, Exam 1 Page 3 of 11 2. Her office hours are 11am-12pm on Thursdays except on 3/23, 4/27, and 5/18 when they'll be 1:00pm-2:00pm. Massachusetts Institute of Technology. this class used to be numbered 6. Read Data Center TCP (DCTCP) Skip section 3. This paper explains how to build an overlay network on top of the existing Internet that has better properties or other features. (Routers and switches are technically different; in 6. programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. Katrina LaCurts | lacurts@mit. 1800 concepts are exemplified by UNIX? What design principles, or objectives. ; Skim section 4 (Results) Closely observe figures 15 and 19, which show the queue occupancy as a function of time, and number of sources. edu | 6. 5830 are assigned based on a semester long project, as well as two exams and 7 assignments -- 4 labs and 3 problem sets -- of varying length. Section 2-4 of the paper describe the design of GFS, Section 5 discusses how GFS handles failures, and Sections 6-7 detail their evaluation and real-world usage of GFS. Lab activities range from building to testing of devices and systems (e. edu | 6. This paper is different from many of the papers that we've read in 6. 5120, ending in a zero that will be removed in a few years. The paper contrasts Raft to an algorithm called Paxos: you do not need to know anything about Paxos to read this paper. This recitation will focus on the last half of the paper (starting with section 5). edu | 6. 9800 Independent Study in Electrical Engineering and Computer Science. 1800 2023 (backup) C S1 S2 (primary) primary chooses order of operations, decides all non-deterministic values primary ACKs coordinator only after it’s sure that backup has all updates to increase availability, let’s try replicating data on two servers clients communicate only with C, not with replicasThis paper requires an MIT personal certificate for access: The UNIX Time-Sharing System. In working through the toy example—and to help you. Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. The ability to design one's own distributed system includes an ability to justify one's design choices and assess the impact of their systems on different stakeholders. Further, DCTCP provides a smooth reaction to congestion, i. Download PDF of this Page. Section 3 describes their design, both the supporting elements and their approach to providing the POSIX layer. 6. These days, we typically use the term on-path attacker (or sometimes person-in-the-middle attack). We also require exposure to other areas of computer science (6. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. 6. Read Chapter 2 of Dave Clark's book "Designing an Internet". 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. 77 Massachusetts Ave. 033, and ran under that number for literal decades (since before I was born!), so please forgiveBefore Recitation. Course Calendar. The first two sections of the paper give many examples of instances where the end-to-end argument applies; later sections discuss some finer points. Katrina LaCurts | [email protected] | 6. The exam will cover all material from Lecture 15 - Recitation 26. 2. This recitation will focus on the first four sections of the paper; the following recitation will focus on the rest. edu | 6. This means doing the reading beforehand, turning in the question before recitation, etc. edu | 6. Katrina LaCurts | [email protected]) for help. Hands-on 1: DNS. mit. Since this is a class where we study real systems, students get more out of 6. 6. The 11-6 degree aims to help undergraduates use their computer science skills to make positive social impacts. 1800 | Lecture 15. 2000 and 6. 1800 G 3-6-3 Design and implementation of secure computer systems. edu Nickolai Zeldovich 32-G994 [email protected] | 6. edu) for help. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). To help as you read: Sections 2 and 3 give a very good overview of the necessary background, and a toy example to help you understand the basic attack. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Key links: book and related source code; GitHub repo with problem sets What's it all about? Briefly, this course is about an approach to bringing software engineering up-to-speed with more traditional. They typically release at 12:00pm Eastern on their relase date and are due at 11:59pm on their due date (which is often a Tuesday, unless the preceding Monday is a holiday). Asking questions . 4100) where mathematical issues may arise. This course introduces architecture of digital systems, emphasizing structural principles common to a wide range of technologies. Hands-on 3: Networking. As you read, think about the following:Katrina LaCurts | lacurts@mit. programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. 1800, we don't worry about the differences. The exam will cover all material from Lecture 15 - Recitation 26. edu | 6. Submit a proposal: Please review the details of how to submit a textbook proposal. Katrina LaCurts | lacurts@mit. Assignments. we want to build systems that serve many clients, store a lot of data, perform well, all while keeping availability high transactions — which provide atomicity and isolation — make it easier for us to reason about failuresFor each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). edu | 6. 6. 1800 2023 a hash function H takes an input string of arbitrary size and outputs a fixed-length string H is deterministic: if x1 = x2, then H(x1) = H(x2) interlude: hash functions hash functions are not normal functions! they have a number of exciting properties H is collision-resistant: if x1 ≠ x2, then the In 6. Ethernet is a ubiquitous standard for wired Local Area Networks (LANs), and this paper introduces its first version. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. Each of these components comprises roughly one third of your grade, according to the following breakdown: 35%: Technical Material. 6. Slides: all animations, limited animations; Outline; Supplemental Reading: Chapter 19 of the 6. It's meant for an environment where lots of users are writing to the files, the files are really big, and failures are common. 3000 are recommended but not required. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 2023 our goal is to build reliable systems from unreliable components. programs should be able to For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). It's meant for an environment where lots of users are writing to the files, the files are really big, and failures are common. Read End-to-end Arguments in System Design. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). ) The exam will cover all material from Lecture 1 - Recitation 13. For Area II Ph. 1800 Spring 2023 Lecture #1: Complexity, modularity, abstraction plus an intro to client/server models pronounce this “six one eighty” (trust me) this class used to be numbered 6. Read Chapter 2 of Dave Clark's book "Designing an Internet". Katrina LaCurts | [email protected] Websites. The first six sections of this paper give context and motivation. This class covers topics on the engineering of computer software and hardware systems. Prereq. , when congestion is limited, it reduces its congestion window. 1800 Spring 2023. The hands-ons are set up as assignments on Gradescope, and we'll be linking to them via Canvas. In. (Routers and switches are technically different; in 6. Hands-on 3: Networking. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). We also require exposure to other areas of computer science (6. This means doing the reading beforehand, turning in the question before recitation, etc. Become a reviewer: To learn more about becoming a reviewer of textbooks, please fill out this form and we will be in touch. Senior Lecturer, Undergraduate Officer, MIT EECS. 1800 Spring 2023 Calendar Information. edu | 6. 6. Get Help. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Katrina LaCurts | lacurts@mit. Before Recitation. For this recitation, you'll be reading most of Resilient Overlay Networks. 3-0-9. Topics include operating system security, privilege separation, capabilities, language-based security. 1800 2023 link network transport application the things that actually generate traffic sharing the network, reliability (or not) examples: TCP, UDP 1993: commercialization policy routing naming, addressing, routing examples: IP communication between two directly-connected nodes examples: ethernet, bluetooth. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). The title of the paper is based on a famous quote:6. If you have any trouble accessing any of these materials, please reach out to Katrina (lacurts@mit. Assignments. edu | 6. Individual laboratory assignments involve. 033, and ran under that number for literal decades (since before I was born!), so please forgive For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). Katrina LaCurts | lacurts@mit. In Section 8, the authors walk through an example of how Akamai's platform maintains availability in the face of different types of failure. edu. * Our department at MIT is in the midst of a global subject renumbering, so the official number is 6. Program of research leading to the writing of an MEng thesis; to be arranged by the student and an appropriate MIT faculty member. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). edu | 6. 9830 Professional Perspective Internship (,,,). Katrina LaCurts | [email protected] 2023 operating systems enforce modularity on a single machine using virtualization in order to enforce modularity + have an effective operating system, a few things need to happen 1. As you read, think. edu | 6. 1800 | Lecture 08. Overview Office Hours Piazza. 3900, or 6. Lectures cover attacks that compromise security as well as. The exam will be "open book", which means you can use any printed or written. Preparation. , gates, instructions, procedures, processes) and their mechanization using lower-level elements. As you read Section 4, don't get too stuck on 4. This is outdated language that the community is moving away from (see here and here for examples of alternate terms). 2, 5. 1800 2023 network intrusion detection systems: attempt to detect network attacks so that users can then prevent them (detection is the first step to prevention) botnets are sophisticated, so we can’t rely on just blocking “bad” IP addresses signature-based NIDS match traffic against known signaturesThis is your third file system; you have now read about the Unix Filesystem, GFS, and now ZFS. edu. edu | 6. 1800 Spring 2023 Lecture #1: Complexity, modularity, abstraction plus an intro to client/server models pronounce this “six one eighty” (trust me) this class used to be numbered 6. 1800 the more experience they have in computer science. 1800 2023 threat model: adversary controls a botnet, and is aiming to prevent access to a legitimate service via DDoS attacks policy: maintain. Section 2 gives support for the context and motivation of RON. You can enable closed-captioning on. What are my prospects? Much of the learning experience in 6. In tutorial, you'll learn communication skills to help you reason about systems, and describe and defend your own. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). : 6. 1800 2023 6. Grading. Instructors Henry Corrigan-Gibbs 32-G970 henrycg@mit. edu | 6. Further, DCTCP provides a smooth reaction to congestion, i. 1800, 6. This paper discusses a few different types of attacks on DNS as well as DNSSEC, a proposed extension to DNS to mitigate some of the security concerns. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). This project will extend over most of the semester, and will be done in teams. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Senior Lecturer, Undergraduate Officer, MIT EECS. 1800 2023 operating systems enforce modularity on a single machine using virtualization in order to enforce modularity + have an effective operating system, a few things need to happen 1. Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. Read "Staring into the Abyss: An Evaluation of Concurrency Control with One Thousand Cores”; skip Sections 4. 02 reading uses slightly different ACKs than what we'll see in lecture. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 2, 4. This paper presents an argument that system designers can use when deciding where to place certain functionality in their system. Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Juniors have an additional year of such experience. we want to build systems that serve many clients, store a lot of data, perform well, all while keeping availability high transactions — which provide atomicity and isolation — make it easier for us to reason about failures6-2: Electrical Engineering and Computer Science. Thus, we don't allow adds after more than two weeks into the term, except in extenuating circumstances. This paper presents an argument that system designers can use when deciding where to place certain functionality in their system. In working through the toy example—and to help you. pronounce this “six one eighty” (trust me) 6. 1800 2023 link network transport application the things that actually generate traffic sharing the network, reliability (or not) examples: TCP, UDP 1993: commercialization policy routing naming, addressing, routing examples: IP communication between two directly-connected nodes examples: ethernet, bluetooth. 676 is not offered this semester (Fall 2023). For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). If you're unsure where to go with a question, just drop by office hours or email any member of the staff (your TA is a great point of contact). 033, and ran under that number for literal decades (since. They'll be most effective if viewed in order. 1800 | Lecture 16. The title of the paper is based on a famous quote: For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 1800 2023 modern linux has protections in place to prevent the attacks on the previous slides, but there are counter-attacks to those protections bounds-checking is one solution, but it ruins the ability to create compact C code (note the trade-off of security vs. 1800 2023 6. 404J or 18. 1800 Spring 2023 Calendar Information. (The desks in these rooms are close together, but both rooms will be at about 50% capacity. Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. edu | 6. Katrina LaCurts | [email protected] 2023 link network transport application the things that actually generate traffic sharing the network, reliability (or not) examples: TCP, UDP 1993: commercialization policy routing naming, addressing, routing examples: IP communication between two directly-connected nodes examples: ethernet, bluetooth. Read Chapter 2 of Dave Clark's book "Designing an Internet". edu | 6. 1800, the staff is here to help. , when congestion is limited, it reduces its congestion window. Note that this paper uses the term "master". 1800 2023 6. performance)For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 6. Exam 1 Logistics The first exam in 6. In tutorial, you'll learn communication skills to help you reason about systems, and describe and defend your own. 1800, we define participation as follows: Coming prepared to recitation. g. edu | 6. To help as you read: Sections 2 and 3 give a very good overview of the necessary background, and a toy example to help you understand the basic attack. C requests that N resolve the hostname How many different nameservers will N have to contact as part of this process? Assume that no cache entries have expired since N resolved web. Meltdown, along with Spectre, is a security vulnerability that was discovered in 2018 that affected all modern Intel processors at the time. You can enable closed-captioning on. Design Project Hands-ons. edu) for help. Preparation. edu) for help. 1800 Spring 2023 Lecture #1: Complexity, modularity, abstraction plus an intro to client/server models pronounce this “six one eighty” (trust me) this class used to be numbered 6. To help as you read: Sections 2 and 3 give a very good overview of the necessary background, and a toy example to help you understand the basic attack. Her office hours are 11am-12pm on Thursdays except on 3/23, 4/27, and 5/18 when they'll be 1:00pm-2:00pm. ) For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). 6. You can accumulate that experience in various ways: UROPs, other classes, summer jobs, more interaction with systems such as Athena, etc. Grades in 6. 1800 Spring 2023, Exam 1 Page 4 of 11 3. It leverages the Explicit Congestion Notification (ECN) to obtain an early congestion feedback from routers/switches, before the queue drops packets. The primary assignment in 6. edu | 6. 1800 will be on May 19, 9:00am-11:00am, in the Johnson Ice Rink. Get Help. The second exam in 6. txt distance-vector routing TCP, UDP 6. except on 3/23, 4/27, and 5/18 when they'll be 1:00pm-2:00pm. Katrina LaCurts | [email protected] | 6. This paper describes Raft, an algorithm for achieving distributed consensus. If you're unsure where to go with a question, just drop by office hours or email any member of the staff (your TA is a great point of contact). We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). This primary objective is supported by a few. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 | Lecture 01. GFS is a system that replicates files across machines. For each lecture, we'll post slides and an outline before class (not necessarily at 9:00am, but we aim for a few hours ahead of time). Outline. For instance, you should be able to describe what happens if you type sh into the UNIX shell (how many processes would be running?). Katrina LaCurts | [email protected] you have any trouble accessing any of these materials, please reach out to Katrina (lacurts@mit. It describes several problems with two-phase commit, and then points out that if we could build a system that didn't need to abort, these problems would go away. This course studies fundamental design and implementation ideas in the engineering of operating systems. programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. Katrina LaCurts | [email protected] 2023 operating systems enforce modularity on a single machine in order to enforce modularity + have an effective operating system, a. 5831 are based on the same quizzes and assigments as 6. The hands-ons are short, low-stress (we hope) assignments designed to reinforce some of the abstract concepts from the lectures and recitation, and to let you find out how things really work. we want to build systems that serve many clients, store a lot of data, perform well, all while keeping availability high transactions — which provide atomicity and isolation — make it easier for us to reason about failures Dr. Prereq: Permission of instructor U (Fall, IAP, Spring, Summer)Units arranged [P/D/F]Can be repeated for credit. Design Project Hands-ons. If you have any trouble accessing any of these materials, please reach out to Katrina ([email protected] LaCurts | lacurts@mit. 4. 1800 is the design project. 1800 will be on May 19, 9:00am-11:00am, in the Johnson Ice Rink. 77 Massachusetts Avenue Cambridge, MA 02139-4307. About. We use the word "controller" below in place of "master".