In Search of an Understandable Consensus Algorithm Raft is a consensus algorithm, meaning that it is designed to facilitate a set of computers agreeing on a state of the world (more on exactly how the state of the world is represented later), even when communications between the computers in the set …

The Google File System (2003) - Paper Summary Why are we reading the GFS paper? Incorporates many of the recurring themes in Distributed Systems: parallel performance, fault tolerance, replication, consistency. Successful real-world design. BigTable, MapReduce built on top of GFS. Well-written …

MapReduce: Simplified Data Processing on Large Clusters MapReduce is a programming model and an associated implementation for processing and generating large data sets. Users specify a map function that processes a key/value pair to generate a set of intermediate key/value pairs, and a reduce …