The exam will be "open book", which means you can use any printed or written. , when congestion is limited, it reduces its congestion window. Lectures cover attacks that compromise security as well as. 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). Prereq. edu) for help. MIT catalog description Prereq. Topics include virtual memory, threads, context switches, kernels, interrupts, system calls, interprocess communication, coordination, and the interaction between software and hardware. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). virtual memory bounded buffers (virtualize communication links) threads (virtualize processors) modularity and abstraction in networking: layering an abundance of. lacurts@mit. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Submit a proposal: Please review the details of how to submit a textbook proposal. 1800, we define participation as follows: Coming prepared to recitation. 5830, except that students may opt to do one additional (more exploratory) lab in place of the final project. The required subjects covering complexity (18. 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. Slides: all animations, limited animations; Outline; Supplemental Reading: Chapter 19 of the 6. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). After reading Sections 5 and 6, you should understand the real-world performance of MapReduce. *Katrina is the only person with a complicated office hours schedule. 6. 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. Some flexibility is allowed in this program. edu | 6. The hands-ons are set up as assignments on Gradescope, and we'll be linking to them via Canvas. If your last name starts with letters A-O, go to 26-100; P-Z, go to 34-101. The registrar has 6. Hands-on 1: DNS. 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. In working through the toy example—and to help you. 1800 2023 threat model: adversary is on the path between the client and the server S {PK A, SK A} A {PK S, SK S} this is different from how you saw public-key cryptography used for signatures, and different from how you saw symmetric keys used for encryption XXXXXX from:A to:S PK S alice is encrypting data toRead “It’s Time To Move On From Two Phase Commit”, by Daniel Abadi. Restricted to MEng graduate students. Your answers to these questions should be in your own words, not direct quotations from the paper. ) The exam will cover all material from Lecture 1 - Recitation 13. DNSSEC is not yet wideaspread. Outline. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). If you are struggling with any aspect of 6. 176. 6. 6. This is paper written by MIT authors in 2014, and published in VLDB (one of the top two conferences in the databases field). 033, and ran under that number for literal decades (since. If your last name starts with letters A-O, go to 26-100; P-Z, go to 34-101. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Grades in 6. : 6. 1800 2023 6. 4590[J] (taken as part of a track) in the Departmental Program]; at least two of these subjects must be designated as communication-intensive (CI-H) to fulfill the. This is a somewhat unusual reading, as it is a (technical) blog post, not a published paper. edu | 6. 2. Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. The second exam in 6. edu | 6. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). The registrar has 6. If your last name starts with letters A-O, go to 26-100; P-Z, go to 34-101. This course studies fundamental design and implementation ideas in the engineering of operating systems. Senior Lecturer, Undergraduate Officer, MIT EECS. Katrina LaCurts | [email protected] Websites. 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. D. 1800 2023 6. Students entering in Fall 2022 or later must use the 2022 requirements. 1800 | Lecture 01. Grading. The slides look a little bit different, but the code and the demos are the same. 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). Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. 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. Lab activities range from building to testing of devices and systems (e. The total viewing time is ten minutes. 1800 | Lecture 15. 3000 are recommended but not required. In 6. , gates, instructions, procedures, processes) and their mechanization using lower-level elements. edu | 6. 1800 2023 threat model: adversary controls a botnet, and is aiming to prevent access to a legitimate service via DDoS attacks policy: maintain. 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 exam will cover all material from Lecture 1 - Recitation 13. 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. Cambridge, MA 02139. 1800, the staff is here to help. This recitation will focus on the first four sections of the paper; the following recitation will focus on the rest. edu | 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). A flexible combination of subjects, this major includes a focus on the areas in which both EE and CS overlap. This is paper written by MIT authors in 2014, and published in VLDB (one of the top two conferences in the databases field). pronounce this “six one eighty” (trust me) 6. His home directory contains exactly three files: X. 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). This paper presents an argument that system designers can use when deciding where to place certain functionality in their system. This paper explains how to build an overlay network on top of the existing Internet that has better properties or other features. 1800 | Lecture 08. Read End-to-end Arguments in System Design. , antenna arrays, radars, dielectric waveguides). programs can send and receive messages via this buffer // send a message by placing it in bb send(bb, message): while True: if bb. 6. Skim Sections 5, 6, and 8 (i. 9830 Professional Perspective Internship (,,,). programs should be able to*Katrina is the only person with a complicated office hours schedule. in + 1 return variables in use bb = the. Catalog description: Design and implementation of operating systems, and their use as a foundation for systems programming. 6. Overview Office Hours Piazza. Watch the following two instructional videos prior to this week's tutorial. programs should be able toIf you have any trouble accessing any of these materials, please reach out to Katrina (lacurts@mit. edu | 6. 02 reading uses slightly different ACKs than what we'll see in lecture. 1800 | Lecture 19. Juniors have an additional year of such experience. For Area II Ph. 1800 comes from participating in recitation discussions of assigned papers. 1800 Spring 2023 Calendar Information. The registrar has 6. 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. You can enable closed-captioning on. 1020, 6. Hands-on 3: Networking. 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. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. Katrina LaCurts | lacurts@mit. e. Read "Staring into the Abyss: An Evaluation of Concurrency Control with One Thousand Cores”; skip Sections 4. Katrina LaCurts | [email protected], students are able to design their own distributed systems to solve real-world problems. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 | Lecture 21. 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. 4100) where mathematical issues may arise. 1800 2023 6. edu | 6. DCTCP customizes the TCP congestion control algorithm for datacenters. edu. This paper describes Raft, an algorithm for achieving distributed consensus. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). edu | 6. If you have any trouble accessing any of these materials, please reach out to Katrina (lacurts@mit. 1800 scheduled for a three-hour slot, but the exam is only two hours, just like the first exam. txt. edu | 6. (If you're having trouble accessing the paper,. 033, and ran under that number for literal decades (since before I was born!), so please forgiveBefore Recitation. edu Teaching Assistants Ben Kettle BK [email protected] | 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. This paper describes Raft, an algorithm for achieving distributed consensus. Senior Lecturer, Undergraduate Officer, MIT EECS. 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). 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 required subjects covering complexity (18. 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). 5831 are based on the same quizzes and assigments as 6. 3-0-9. Akamai's actual platform is not described until Section 7. Phone: +1 617 253 4613. g. 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. Outline. The primary assignment in 6. 9800 Independent Study in Electrical Engineering and Computer Science. 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. 404J or 18. )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). A flexible combination of subjects, this major includes a focus on the areas in which both EE and CS overlap. 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. 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) =. 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. Raft was designed to be more understandable than Paxos. Topics include virtual memory; file systems; threads; context switches; kernels; interrupts; system calls; interprocess communication; coordination, and interaction between software and. 1800, we define participation as follows: Coming prepared to recitation. 2. Katrina LaCurts | lacurts@mit. 6, and 7. this class used to be numbered 6. ) Question for Recitation: Before you come to this recitation, you'll turn in a brief answer. Before Recitation. 033, and ran under that number for literal decades (since before I was born!), so please forgive Before Recitation. Print this page. 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. except on 3/23, 4/27, and 5/18 when they'll be 1:00pm-2:00pm. Grades in 6. Students will learn the theory and practice of (1) urban planning and policy-making including ethics and justice; (2) statistics, data science, geospatial analysis, and visualization, and (3) computer science, robotics, and machine. Katrina LaCurts. 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. Section 3 describes their design, both the supporting elements and their approach to providing the POSIX layer. It does not mean that you need to have mastered the content in the paper before recitation; we expect you to come with many questions. Opportunity for independent study at the undergraduate level under regular supervision by a faculty member. 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 theFor 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). After 6. Read "Staring into the Abyss: An Evaluation of Concurrency Control with One Thousand Cores”; skip Sections 4. 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. This recitation will focus on the first four sections of the paper; the following recitation will focus on the rest. 033 consists of three components: technical material, communication/system design and analysis, and participation. This class covers topics on the engineering of computer software and hardware systems. 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). in mod N] <- message bb. In tutorial, you'll learn communication skills to help you reason about systems, and describe and defend your own. Katrina LaCurts | [email protected] will be on April 6, 7:30pm-9:30pm, in either 26-100 or 34-101. 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 | [email protected] hands-ons are set up as assignments on Gradescope, and we'll be linking to them via Canvas. If you are struggling with any aspect of 6. 5831 are based on the same quizzes and assigments as 6. 1800 | Lecture 01. You can enable closed-captioning on. edu | 6. In working through the toy example—and to help you. 1800 scheduled for a three-hour slot, but the exam is only two hours, just like the first exam. 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. we want to build systems that serve many clients, store a lot of. e. This means doing the reading beforehand, turning in the question before recitation, etc. Katrina LaCurts | [email protected]) for help. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 in that it's largegly about policy, not specific technical content. 1800 Spring 2023 Lecture #25: Network-based attacks preventing access — denying service — to online resources. In tutorial, you'll learn communication skills to help you reason about systems, and describe and defend your own. 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). ; Skim section 4 (Results) Closely observe figures 15 and 19, which show the queue occupancy as a function of time, and number of sources. What are my prospects? Much of the learning experience in 6. 1800 Spring 2023 Lecture #9: Routing distance-vector, link-state, and how they scaleFor 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 G 3-6-3 Design and implementation of secure computer systems. 9800 Independent Study in Electrical Engineering and Computer Science. 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 your last name starts with letters A-O, go to 26-100; P-Z, go to 34-101. 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). A large part of your grade depends on that. eecs. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Many Internet applications, such as peer-to-peer applications are built as overlay networks. 1800 will be on April 6, 7:30pm-9:30pm, in either 26-100 or 34-101. 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). Grades in 6. If you are struggling with any aspect of 6. Katrina LaCurts. Topics include techniques for controlling complexity; strong modularity using client-server design, operating systems; performance, networks; naming; security and privacy; fault-tolerant systems, atomicity and coordination of concurrent activities, and recovery;. 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. Katrina LaCurts | lacurts@mit. The second exam in 6. 1800, we don't worry about the differences. Katrina LaCurts | lacurts@mit. edu | 6. 1800 2023 our goal is to build reliable systems from unreliable components. edu) for help. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. buf[bb. 410J) provide an introduction to the most theoretical aspects of computer science. This paper, from 2010, describes the Akamai platform, which improves the performance of technologies that the Internet was not designed for (e. 3900, or 6. I am a Senior Lecturer and Undergraduate Officer in MIT's Department of Electrical Engineering and Computer Science. programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. As you read, think. Section 3 lays out each of RON's design goals. Katrina LaCurts | lacurts@mit. Katrina LaCurts | lacurts@mit. We also require exposure to other areas of computer science (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). programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1800 scheduled for a three-hour slot, but the exam is only two hours, just like the first exam. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). in <- bb. edu Nickolai Zeldovich 32-G994 [email protected] | 6. This paper uses the term man-in-the-middle (MITM) attack. After reading section 6, you should understand the basics of the shell. 1800 2023 our goal is to build reliable systems from unreliable components. (Routers and switches are technically different; in 6. Katrina LaCurts | [email protected]) provide an introduction to the most theoretical aspects of computer science. 6. programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. 1800 Spring 2023, Exam 1 Page 4 of 11 3. edu | 6. 701 Algebra I. *Katrina is the only person with a complicated office hours schedule. 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). [10 points]: Deb’s operating system uses 8-bit addresses. 1800, 6. Katrina LaCurts | [email protected] | 6. Note: This video is from 2022. 3, 5. Katrina LaCurts | lacurts@mit. 5830, except that students may opt to do one additional (more exploratory) lab in place of the final project. Juniors have an additional year of such experience. Each of these components comprises roughly one third of your grade, according to the following breakdown: 35%: Technical Material. Some flexibility is allowed in this program. Lectures deliver the fundamental technical concepts; recitations show you how those concepts are applied to real systems. Before Recitation. mit. 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. programs shouldn’t be able to refer to (and corrupt) each others’ memory 2. This project is where the students get to design their own system, which is the primary objective of this course. 1800 will be on April 6, 7:30pm-9:30pm, in either 26-100 or 34-101. The PDF. 033, and ran under that number for literal decades (since before I was born!), so please forgive6. 3. Grades in 6. 6, and 7. (The desks in these rooms are close together, but both rooms will be at about 50% capacity. Instructors Henry Corrigan-Gibbs 32-G970 henrycg@mit. It leverages the Explicit Congestion Notification (ECN) to obtain an early congestion feedback from routers/switches, before the queue drops packets. 1810: Learning by doing. (The desks in these rooms are close together, but both rooms will be at about 50% capacity. 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. 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 failuresBefore Recitation. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. 6. mit. Individual laboratory assignments involve. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Before Recitation. 6. Asking questions . 033, and ran under that number for literal decades (since before I was born!), so please forgive Getting Help. * Our department at MIT is in the midst of a global subject renumbering, so the official number is 6. 1800 concepts are exemplified by UNIX? What design principles, or objectives. 40%: 6. 2, 4. Read Chapter 2 of Dave Clark's book "Designing an Internet". We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). 1020, 6. 5830 is a Grad-H class. Students who. Grading. edu | 6. Katrina LaCurts | [email protected], 4. 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. txt, XY. Note that this paper uses the term "master". Hands-on 3: Networking. It's meant for an environment where lots of users are writing to the files, the files are really big, and failures are common. 1800 covers four units of technical content: operating systems, networking, distributed systems, and security. programs should be able toKatrina LaCurts | [email protected] this is a class where we study real systems, students get more out of 6. 1800 | Lecture 25. If you have any trouble accessing any of these materials, please reach out to Katrina (lacurts@mit. The hands-ons are set up as assignments on Gradescope, and we'll be linking to them via Canvas. 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 theIn 6. As you read Section 4, don't get too stuck on 4. Preparation. This is paper written by MIT authors in 2014, and published in VLDB (one of the top two conferences in the databases field). 6. The Introduction of the paper highlights the goals of the system and Section 2 discusses what the authors identify as their design principles. About. Katrina LaCurts | [email protected] you have any trouble accessing any of these materials, please reach out to Katrina (lacurts@mit. Preparation. 6. The first exam in 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 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). Artificial Intelligence & Decision. programs should be able toKatrina LaCurts | lacurts@mit. 1800 2023 6. 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). 02 notes. 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. ) 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 will be on May 19, 9:00am-11:00am, in the Johnson Ice Rink. 1800 Spring 2023. Katrina LaCurts | [email protected], 6. Calendar. It counts as an engineering concentration (EC) subject in Systems. g. We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Meltdown, along with Spectre, is a security vulnerability that was discovered in 2018 that affected all modern Intel processors at the time. : 6. Each of these components comprises roughly one third of your grade, according to the following breakdown: 35%: Technical Material. 1800 2023 threat model: adversary controls a botnet, and is aiming to prevent access to a legitimate service via DDoS attacks policy: maintain availability of the service additional challenge: some DDoS attacks mimic legitimate traffic, and/or attempt to exhaust resources on the server itselfFor 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). 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). edu | 6. Catalog description: Design and implementation of operating systems, and their use as a foundation for systems programming. 9830 6. 1800, the staff is here to help. Grades in 6. The title of the paper is based on a famous quote:6. This paper requires an MIT personal certificate for access: The UNIX Time-Sharing System. (Routers and switches are technically different; in 6. 1800 will be on May 19, 9:00am-11:00am, in the Johnson Ice Rink. This paper presents an argument that system designers can use when deciding where to place certain functionality in their system. Topics include techniques for controlling complexity; strong modularity using client-server design, operating systems; performance, networks; naming; security and privacy; fault-tolerant systems, atomicity and coordination of concurrent activities, and recovery; impact of computer systems on society. (If you're having trouble accessing the paper,. edu | 6. DCTCP customizes the TCP congestion control algorithm for datacenters. For instance, you should be able to describe what happens if you type sh into the UNIX shell (how many processes would be running?). We post slides with all animations (good for following along exactly) and with limited animations (good for studying/taking notes on). Question for Recitation: Before you come to this recitation, you'll turn in a brief answer to the following questions (really—we don't need more than a sentence or so for each question). Further, DCTCP provides a smooth reaction to congestion, i. Overview Office Hours Piazza. 40%:6.