DevOps

May 18, 2022 · Operations

Understanding and Preventing Cascading Failures in Distributed Systems

The article explains how cascading failures arise from positive feedback loops in distributed systems, illustrates real‑world incidents such as the 2015 DynamoDB outage, outlines anti‑patterns like unlimited retries and unchecked load, and presents practical mitigation techniques including load‑shedding, circuit breakers, exponential back‑off, and controlled replication to improve system resilience.