No Retry
No Retry is a software design pattern and architectural principle that dictates avoiding automatic retry mechanisms for failed operations, particularly in distributed systems and error handling. It emphasizes handling failures explicitly through alternative strategies like circuit breakers, fallbacks, or immediate error propagation, rather than attempting repeated retries that can exacerbate issues like resource exhaustion or cascading failures. This approach is often used to improve system resilience, reduce latency, and prevent thundering herd problems.
Developers should learn and apply No Retry in scenarios where retries could lead to worse outcomes, such as in microservices architectures, database operations, or external API calls where failures might be persistent or indicative of deeper issues. It is crucial for building robust systems that avoid amplifying transient errors into system-wide outages, and it aligns with practices like graceful degradation and observability-driven error management.