Clock Skew in Distributed Systems: Problems and Solutions
Explore how clock skew affects distributed systems, causes silent data corruption, breaks conflict resolution, and what you can do to mitigate these issues.
Posts tagged with #fault-tolerance
The FLP Impossibility Result
The FLP impossibility theorem proves that no consensus algorithm can guarantee termination in an asynchronous system with even one faulty process. Understanding FLP is essential for distributed systems designers.
Graceful Degradation: Systems That Bend Instead Break
Design systems that maintain core functionality when components fail through fallback strategies, degradation modes, and progressive service levels.
Health Checks in Distributed Systems: Beyond Liveness
Explore advanced health check patterns for distributed systems including deep checks, aggregation, distributed health tracking, and health protocols.
Leader Election in Distributed Systems
Leader election is the process of designating a single node as the coordinator among a set of distributed nodes, critical for consensus protocols.
Paxos Consensus Algorithm
Paxos is a family of consensus algorithms for achieving agreement in distributed systems despite failures, pioneered by Leslie Lamport.
View-Stamped Replication
View-Stamped Replication (VSR) is a distributed consensus protocol that uses views and timestamps to achieve agreement in asynchronous systems.
Bulkhead Pattern: Isolate Failures Before They Spread
The Bulkhead pattern prevents resource exhaustion by isolating workloads. Learn how to implement bulkheads, partition resources, and use them with circuit breakers.
Circuit Breaker Pattern: Fail Fast, Recover Gracefully
The Circuit Breaker pattern prevents cascading failures in distributed systems. Learn states, failure thresholds, half-open recovery, and implementation.
Resilience Patterns: Retry, Timeout, Bulkhead, and Fallback
Build systems that survive failures. Learn retry with backoff, timeout patterns, bulkhead isolation, circuit breakers, and fallback strategies.