PPT-Peer-to-Peer Systems and Distributed Hash Tables

COS 518 Advanced Computer Systems Lecture 15 Daniel Suo Credit All slides copied wholesale from Kyle Jamieson and Mike Freedman Selected content adapted from B Karp R Morris. . CNT 5517-5564. Dr. . Sumi. . Helal. & Dr. . Choonhwa. Lee. Computer & Information Science & Engineering Department. University of Florida, Gainesville, FL 32611. {. helal. , . chl. }@. Software Architecture. Describe how the various software components are to be organized and how they should interact.. It describe the organization and interaction of software components.. System Architecture. Distributed Storage. 1. Dennis Kafura – CS5204 – Operating Systems. CS 5204 – Operating Systems. 2. Peer-to-Peer Systems. Definition. : “Peer-to-peer systems can be characterized as distributed systems in which all nodes have identical capabilities and responsibilities, and all communication is symmetric.” –. Yaoqi. . Jia. , . Tarik. . Moataz. , . Shruti Tople . and . Prateek. . Saxena. National University of Singapore. 1. Traffic Analysis in P2P Systems. P2P . c. ontent sharing systems. 150 million users/month. Peer to Peer networking. Ack: . Many. . of. the . slides. . are. adaptations . of. . slides. by . authors. in the . bibliography. . section. .. p2p. Quickly grown in popularity. numerous sharing applications. Revised 9/28/2016. Lecture 9: Inter Domain Routing. (It’s all about the Money). Network Layer, Control Plane. Function:. Set up routes between networks. Key challenges:. Implementing provider policies. Dr. . Sumi. . Helal. & Dr. . Choonhwa. Lee. Computer & Information Science & Engineering Department. University of Florida, Gainesville, FL 32611. {. helal. , . chl. }@. cise.ufl.edu. . Dr. . Sumi. . Helal. & Dr. . Choonhwa. Lee. Computer & Information Science & Engineering Department. University of Florida, Gainesville, FL 32611. {. helal. , . chl. }@. cise.ufl.edu. . COS 518: . Advanced Computer Systems. Lecture 16. Michael Freedman. [Credit: Slides Adapted from Kyle Jamieson and Daniel . Suo. ]. Peer-to-Peer Systems. Napster, Gnutella, BitTorrent, challenges. Distributed Hash Tables. Distributed Computing CSC 345 – Operating Systems By - Fure Unukpo 1 Saturday, April 26, 2014 Outline Introduction Design and Architecture Client–server Three-tier Client–server Architecture COS 418: . Distributed Systems. Lecture 7. Kyle Jamieson. [Credit: Selected content adapted from B. Karp, R. Morris]. Peer-to-Peer Systems. Napster, Gnutella, BitTorrent, challenges. Distributed Hash Tables. Distributed Hash Tables. Chord, . Kelips. , Dynamo. Galen Marchetti, Cornell University. 1960s – 1999: Research Origins. ARPANET. every node requests and serves content. No self-organization. USENET. A common approach is to use a . Distributed Hash Table. (DHT). to organize . nodes. Traditional . hash functions convert a key to a hash value, which can be used as an index into a hash table.. Keys are unique. Dr. . Barsha. . Mitra. CSIS . Dept. , BITS Pilani, Hyderabad Campus. Introduction. Course ID: SS ZG526, Title: Distributed Computing. allows for flexibly sharing resources (e.g., files and multimedia documents) stored across network-wide computers.