PPT-The Raft Consensus Protocol

Prof Smruti R Sarangi Computer Science and Engineering IIT Delhi 1 c Smruti R Sarangi 2020 Motivation Paxos is too complex Paxos is optimized for agreeing upon a single value If we want to agree upon a list of values in the same order such as a . lastclcamacuk ABSTRACT The Paxos algorithm is famously dif64257cult to reason about and even more so to implement despite having been synonymous with dis tributed consensus for over a decade The recently proposed Raft protocol lays claim to being a n Paxos. --- 1. Steve Ko. Computer Sciences and Engineering. University at Buffalo. Recap. NFS. Caching with write-through policy at close(). Stateless server. One power efficient design: FAWN. Embedded CPUs & Flash . Presented by Elizabeth Jimenez. EDUC 5331 Differentiating Instruction. An inside look at RAFT . The video below is a perfect example of how RAFT can be used across the disciplines. Here, a science teacher uses the RAFT strategy to help students understand the process of pollination. . Story Vocabulary. b. y Mrs. Mandola. disgusted. having . a strong feeling of . dislike. She was so . disgusted. by her burned cookies, she threw away her cookie cutters. . What is a synonym for disgusted?. by . Jim . LaMarche. HarperCollinsPublishers. , . . 2000. Denise Wallace. June 21, 2009. Word Bank. Promise. Disappeared. Mumbled. Scattered. Bobber. Bluefish. Hovering. Hitchhikers. Word Bank. Chores. When you can’t agree to disagree. Consensus. Why do applications need consensus?. What does it mean to have consensus?. Consensus = consistency. Assumptions. Processes can choose values. Run at arbitrary speeds. Anticipatory Set. -What 2 topics has your group narrowed down for your PSAs?. -What is a PSA?. -What is one reading strategy and one vocabulary strategy you can use in your research for PSAs?. http://. LaMarche. - descriptive writing, diary writing, write a growing up/ learning a new skill story. . . Maths. Problem solving using multiplication, division, addition and subtraction. Area & perimeter. Teaching Reading in the Content Areas: If Not Me Then. Who BillMeyer & Martin, 1998. Marcia Imbeau, Assoc. Professor, University of Arkansas. R. . A. . F. . T. Assignments. What is it?. R. ole . S. Keshav. University of Waterloo. July 31, 2017. Joint work with . Sajjad Rizvi . and Bernard Wong. Overview. Three use cases. . General problem. System architecture. Scalable consensus . Open issues. When Raft Meets SDN: How to Elect a Leader and Reach Consensus in an Unruly Network Yang Zhang, Eman Ramadan, Hesham Mekky , Zhi -Li Zhang University of Minnesota Introduction Consensus Algorithm for Replicated Logs. Diego Ongaro and John Ousterhout. Stanford University. Replicated log => . replicated state . machine. All servers execute same commands in same . order. Consensus module ensures proper log replication. calcium. UNDER THE GUIDANCE OF. . DR(PROF) H.N.SHIVAKUMAR. . PROFESSOR AND . HEAD OF THE DEPARTMENT. . (DEPT OF PHARMACEUTICS). Master . Protocols. This webinar is being recorded and will be posted to the CTTI website. All participants are muted upon entry. Questions can be entered in the chat box during the . webinar . There will be a “Question & Answer” session at the end of the webinar.