Software Engineering Radio: Episode 185 Dwight Merriman on Replication

As application data size and throughput have outgrown the processing and storage needs of commodity servers, replication has become an increasingly important strategy. In this episode, Robert talks with Dwight Merriman about database replication. Topics covered include replication basics, master-slave versus master-master, failure and recovery, replication versus backup, whether replication primarily for scaling or for availability, and the internals of MongoDB replica sets.