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Install Kafka on K8s 1.18.3
Environment k8s: 1.18.3 Chart: bitnami/kafka:25.3.5 Image: kafka:3.5.1-debian-11-r44 Helm Chart helm search repo bitnami/kafka --versions helm pull bitnami/kafka --version 25.3.5 Disable Zookeeper kraft: ## @param kraft.enabled Switch to enable or dis...
KRaft
NodePort Access
Listerners 不区分外部和内部网络，只有一个监听端口（PLAINTEXT://:9092），Kafka 内部通信（broker 与 broker）和外部客户端（本地、测试工具等）都走这个端口。 listeners=PLAINTEXT://:9092 advertised.listeners=PLAINTEXT://123.123.123.123:31092 listener.security.protocol.map=PLAINTEXT:PLAINTEXT 区分多个类型 listeners=CLIENT...
JMX: Port Already in Use
Error: JMX connector server communication error: service:jmx:rmi://kafka-broker-0:5555 jdk.internal.agent.AgentConfigurationError: java.rmi.server.ExportException: Port already in use: 5555; nested exception is: java.net.BindException: Address already ...
Leader Not Available
Leader Parition Error [Producer ] Could not connect to leader for partition CodeWallEEvent/1: Kafka::LeaderNotAvailable Describe Topic Stat kafka-topics.sh --bootstrap-server localhost:9092 --describe --topic CodeWallEEvent Topic: CodeWallEEvent TopicId:...
Topic Not Present
Errors Source[open-telemetry-trace-id:,span-id:] 2025-03-31 17:01:32.553 ERROR 7 --- [at-handler-2591] o.s.k.support.LoggingProducerListener : Exception thrown when sending a message with key='null' and payload='{"notifyRole":"user","internal":{"isHtml":fa...
Unexpected Offset
Errors [2025-04-28 08:22:01,606] INFO [MetadataLoader id=100] initializeNewPublishers: the loader is still catching up because we still don't know the high water mark yet. (org.apache.kafka.image.loader.MetadataLoader) [2025-04-28 08:22:01,706] INFO [Metadata...