Kafka Exactly Once Semantics: Idempotent Producers and Transactions
How Kafka exactly once semantics works: idempotent producers, transactions, zombie fencing, read_committed consumers, and where the guarantee stops.
13 min read
Tag
kafka
RabbitMQ vs Kafka vs NATS: Choosing a Broker for Microservices
Compare RabbitMQ, Kafka and NATS by delivery, retention, ordering and ops cost, and learn which broker fits job queues, event streaming and service messaging.
13 min read
Kafka Consumer Lag: Diagnosing and Fixing Slow Consumers
Learn to read per-partition Kafka consumer lag, tell processing limits from skew, rebalances and traffic spikes, and choose the right fix.
15 min read