(Fall 2009)
10:55AM-12:10PM Tuesdays and Thursdays, Room
Instructor:
Sukumar Ghosh
201P MLH, ghosh@cs.uiowa.edu, 319-335-0738
Office Hours: 1:30-3:00 PM Tuesdays and Thursdays.
Announcements, Prerequisites, Handouts, Homework and Exams, Lecture Notes, On-line resources,
Sukumar Ghosh: Distributed Systems: An Algorithmic Approach, 2006
CRC Press (ISBN 158488564)
Table of contents
In addition to the textbook, we will use the following books as references:
1. Gerard Tel , "Introduction to Distributed Algorithms," Cambridge
University Press 2000
2. Andrew Tannenbaum, Maarten van Steen , "Distributed Systems: Principles and Paradigms," Prentice Hall (2nd edition) 2006.
The reference books will be on reserve in the Mathematical Sciences Library from the second week of the course.
Some knowledge of Operating Systems and/or Networking, Algorithms, and interest in Distributed Computing. This is not a programming course. Our goal is to learn and analyze why and how distributed systems work, why some of them fail, and how to tolerate failures and various dynamic behaviors.
Teaching Assistant
Office hours: Mondays 2:30-4:00 PM, and Wednesdays 2:00-3:30 PM.
Course policies are governed by the College of Liberal Arts.
A+ = 95-100 B+ = 80-84 C+ = 65-69 D+ = 50-54 F = 0-39
A = 90-94 B = 75-79 C = 60-64 D = 45-49
A- = 85-89 B- = 70-74 C- = 55-59 D- = 40-44
The instructor reserves the right to make minor modifications in the above grading scale.
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August 25, 2009 Lecture 1. Introduction to Distributed Systems Read Chapter 1 and 2. Refresh your background |
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August 27, 2009 Lecture 2. What good are models? Understanding models and model transformation Read Chapter 3 |
| September 1, 2009 Lecture 3. Representing distributed computation. Understanding non-determinism, atomicity, and fairness. Read Chapter 4. |
| September 3, 2009 Lecture 4. Program correctness: Liveness and safety properties. Read Chapter 5. |
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September 8, 2009 Lecture 5. Sequential and concurrent events. Understanding logical and vector clocks. Read Chapter 6. |
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September 10, 2009 Lecture 6. Physical clock synchronization. Introduction to Distributed Mutual Exclusion HOMEWORK 1 ASSIGNED Start reading Chapter 7. |
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September 15, 2009 Lecture 7. Distributed Mutual Exclusion Continue reading Chapter 7. |
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September 17, 2009 Lecture 8. Distributed Mutual Exclusion (concluding part). Introduction to Distributed Snapshot No class today. Listen to the prerecorded lecture on ICON. Office hours canceled. I will be out of town. HOMEWORK 2 ASSIGNED. Start reading Chapter 8. |
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September 22, 2009 Lecture 9. Distributed snapshot (continued) Read Chapter 8. |
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September 24, 2009 Lecture 10. Global state collection. Termination detection. Read Chapter 9. |
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September 29, 2009 Exam review: Sample study questions to be discussed in class A CORRECTION |
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October 1, 2009 Lecture 11. Distributed deadlock End of Chapter 9. |
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October 6, 2009 Lecture 12. Graph algorithms: Routing Read Chapter 10. |
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October 8, 2009 Lecture 13. Compact Routing, spanning tree, MST Read Chapter 10. |
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October 13, 2009 Lecture 14. Minimum Spanning Tree construction Read Chapter 10. |
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October 15, 2009 Lecture 15. Leader election, synchronizers Read Chapter 11. HOMEWORK 3 ASSIGNED |
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October 20, 2009 Lecture 16. Faults and Fault-tolerance Read Chapter 12. |
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October 22, 2009 Lecture 17. Fault and Fault-tolerance (continued) Read Chapter 12. |
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October 27, 2009 Lecture 18. Distributed Consensus in Asynchronous Systems: FLP Impossibility result Read Chapter 13. |
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October 29, 2009 Lecture 19. Distributed Consensus in Synchronous Systems: Byzantine Generals Problem Read Chapter 13. HOMEWORK 4 ASSIGNED |
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November 3, 2009 Lecture 20. Byzantine Generals Problem (continued), Introduction to Failure detectors Read Chapter 13. No class today. Listen to the prerecorded lecture on ICON. Office hours canceled. I will be out of the country. |
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November 5, 2009 Lecture 21. Failure Detectors (continued) Read Chapter 13. No class today. Listen to the prerecorded lecture on ICON. Office hours canceled. I will be out of the country. |
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November 10, 2009 Lecture 22. Group Communication I plan to spend the first 15 minutes of the class period to answer any questions that you may have regarding the previous two lectures. The topics are not easy, and I encourage you to ask questions. I will spend a part of the next class period (i.e. November 12) to review for Exam 2. Read Chapter 15. |
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November 12, 2009 Review for Exam 2 |
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November 17, 2009 Lecture 23. Group Communication This is a continuation of November 10's lecture. |
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November 19, 2009 Lecture 24. Group Communication Read Chapter 15. Note the updated room number for Exam 3. |