- Kafka rolling restart runbook: restart brokers and controllers one at a time without offline partitions or client errorsData Platform · 11 Nov 2026
- KRaft controller quorum cheat sheet: check quorum health, add and remove controllers, and read cluster metadataData Platform · 11 Nov 2026
- Flink job upgrade runbook - stop with savepoint, keep operator UIDs stable and restore state safelyData Platform · 9 Nov 2026
- Kafka Streams stuck rebalancing or restoring state for hours - changelogs, standby replicas and store namesData Platform · 9 Nov 2026
- Kafka producer TimeoutException: expiring records - find whether it's the client, network or brokerData Platform · 6 Nov 2026
- Kafka clients connect, then time out: fixing advertised.listeners and bootstrap metadataData Platform · 5 Nov 2026
- Connecting Kafka clients to Azure Event Hubs: working config and fixes for timeouts, auth and compression errorsData Platform · 3 Nov 2026
- Kafka compacted topic keeps growing: log cleaner stopped, active segments and tombstones that never go awayData Platform · 3 Nov 2026
- Kafka producers fail with NOT_ENOUGH_REPLICAS: min.insync.replicas, shrinking ISR and how to recover without losing dataData Platform · 2 Nov 2026
- OCI Streaming: Kafka clients can't connect or authenticate - bootstrap servers, SASL usernames and auth tokensOCI · 2 Nov 2026
- Spark Kafka stream fails with failOnDataLoss: offsets out of range, aged-out data and recreated topicsData Platform · 2 Nov 2026
- Sev1: Kafka broker disks almost full — emergency retention changes and partition moves without data lossData Platform · 31 Oct 2026
- Sev1: Kafka consumer lag exploding — rebalance storms, max.poll.interval.ms and slow processingData Platform · 31 Oct 2026
- Kafka SSL handshake failed: expired certificates, hostname verification and truststore problemsData Platform · 30 Oct 2026
- Kafka basics: topics, partitions, offsets and consumer groups explained with CLI examplesData Platform · 29 Oct 2026
- Kafka partition reassignment in production: rack awareness, throttling and rebalancing brokers safelyData Platform · 29 Oct 2026
- Kafka RecordTooLargeException - raising message size limits on producers, brokers, topics and consumersData Platform · 29 Oct 2026
- Sev1: a producer registered an incompatible schema and Kafka consumers crash on deserializationData Platform · 29 Oct 2026
- Sev1: a production Kafka topic was deleted. Stop the damage, recreate it and recover the dataData Platform · 29 Oct 2026
- Kafka Connect REST API cheat sheet: status, restarting failed tasks, pause/stop and resetting offsetsData Platform · 28 Oct 2026
- Kafka consumer rebalance storms: max.poll.interval.ms, cooperative rebalancing, static membership and the new consumer protocolData Platform · 28 Oct 2026
- Kafka transactions gone wrong: ProducerFencedException, hanging transactions and read_committed consumers stuck behind the LSOData Platform · 28 Oct 2026
- Kafka 4.x upgrade readiness - KRaft first, clients 2.1+, Java 17 brokers and removed configsData Platform · 27 Oct 2026
- Kafka ACL errors: fixing TopicAuthorizationException, GroupAuthorizationException and other authorization failuresData Platform · 27 Oct 2026
- Kafka Schema Registry cheat sheet: subjects, compatibility checks and fixing rejected schemasData Platform · 27 Oct 2026
- Kafka CLI cheat sheet: topics, consumer groups, configs and partition movesData Platform · 26 Oct 2026
- Advisory: choosing a streaming platform - self-managed Kafka, Amazon MSK, Confluent Cloud, Event Hubs or KinesisData Platform · 25 Oct 2026
- Optimization: Kafka Connect throughput - tasks, batching, converters and dead-letter queuesData Platform · 25 Oct 2026
- Optimization: Kafka producer and consumer tuning for throughput and latencyData Platform · 25 Oct 2026
- Optimization: Kafka storage - retention, compaction, tiered storage and partition countsData Platform · 25 Oct 2026
- Sev1: Kafka broker won't start — corrupt log segments, unclean shutdown or lost KRaft quorumData Platform · 25 Oct 2026
- Sev1: Kafka consumer group lost its offsets — mass reprocessing or skipped dataData Platform · 25 Oct 2026
- Sev1: Kafka offline and under-replicated partitions after a broker lossData Platform · 25 Oct 2026
- Transformation: from hourly batch ETL to streaming with Kafka and Spark Structured StreamingData Platform · 25 Oct 2026
- Transformation: migrate a Kafka cluster from ZooKeeper to KRaftData Platform · 25 Oct 2026
- Transformation: self-managed Kafka to a managed service (MSK, Confluent Cloud or Event Hubs)Data Platform · 25 Oct 2026
- Spark Structured Streaming checkpoint recovery runbook: restart, change or reset a stream safelyData Platform · 23 Oct 2026
- Kafka broker disk full: emergency recovery and retention tuningData Platform · 22 Oct 2026
- Kafka consumer lag keeps growing: a troubleshooting guideData Platform · 22 Oct 2026
- Kafka cross-region DR with MirrorMaker 2: topics, offsets and failoverData Platform · 22 Oct 2026
- Kafka high availability: replication factor, min.insync.replicas, acks and rack awarenessData Platform · 22 Oct 2026
- Single-node Kafka with KRaft for dev and test: setup and the settings that differ from productionData Platform · 22 Oct 2026