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Cascading failures occur when one service's failure impacts others, causing widespread issues.

The Bulkhead Pattern isolates resources to protect critical workloads from failures.

A Circuit Breaker helps prevent system failures by stopping calls to unhealthy services.

Microservices can communicate using five key patterns based on their needs.

Elasticsearch CCR allows real-time data replication for faster disaster recovery.

The Circuit Breaker pattern controls service calls to prevent failures from spreading.

Graceful degradation allows apps to function partially during service failures.

Fallbacks allow systems to handle failures safely and maintain user experience.

Request-Response asks for a result, while Events notify that something has happened.

Kafka uses retry topics and delayed retries to manage message failures efficiently.

Classifying failures and using controlled retries in Kafka prevents outages.