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
stream processing
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