Byzantine Fault Tolerance 15-440 Distributed Systems Lecture 4: 9-6-01 Fault Tolerance Terminology & Background Byzantine Fault Tolerance (Lamport) Async. BFT (Liskov)…

Distributed Systems CS 15-440 Communication in Distributed Systems Lecture 5, Sep 17, 2012 Majd F. Sakr and Mohammad Hammoud Today… Last Session: Networking principles…

GFS/HDFS 15-440 Distributed Systems Lecture 4: 9-6-01 * Building Blocks Google WorkQueue (scheduler) Google File System Chubby Lock service (paxos-based) Two other pieces…

15-440 Distributed Systems Lecture 21 – CDN & Peer-to-Peer Caching/CDN/Hashing Last Lecture: DNS (Summary) Motivations  large distributed database Scalability Independent…

Lecture 11 – Errors and Failures 15-440 Distributed Systems Lecture 4: 9-6-01 Types of Errors Hard errors: The component is dead. Soft errors: A signal or bit is wrong,…