A Single Point of Failure Triggered the Amazon Outage Affecting Million

An anonymous reader quotes a report from Ars Technica: The outage that hit Amazon Web Services and took out vital services worldwide was the result of a single failure that cascaded from system to system within Amazon’s sprawling network, according to a post-mortem from company engineers. […] Amazon said the root cause of the outage was a software bug in software running the DynamoDB DNS management system. The system monitors the stability of load balancers by, among…