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ASF GitHub Bot commented on KAFKA-14692: ---------------------------------------- mumrah commented on PR #487: URL: https://github.com/apache/kafka-site/pull/487#issuecomment-1423068675 > Can you also open the same PR against kafka:3.4? Yes, I'll work on that later this week. > Issues in Zookeeper to KRaft migration docs > ------------------------------------------- > > Key: KAFKA-14692 > URL: https://issues.apache.org/jira/browse/KAFKA-14692 > Project: Kafka > Issue Type: Improvement > Components: docs > Reporter: Mickael Maison > Assignee: David Arthur > Priority: Major > > Following [https://kafka.apache.org/documentation/#kraft_zk_migration] > 1) It completely skips the facts that the storage for the new quorum should > be formatted using the existing cluster id. > 2) In Provisioning the KRaft controller quorum: > {{controller.quorum.voters=1@localhost:9093}} should be > {{controller.quorum.voters=3000@localhost:9093}} as node.id=3000 > 3) When migrating brokers, it states: > {code:java} > # Don't set the IBP, KRaft uses "metadata.version" feature flag > # inter.broker.protocol.version=3.4 > # Keep the migration enabled > zookeeper.metadata.migration.enable=true > # Remove ZooKeeper client configuration > # zookeeper.connect=localhost:2181 > {code} > However if I do that, my brokers fails to restart and print: > {code:java} > org.apache.kafka.common.config.ConfigException: If using > zookeeper.metadata.migration.enable in KRaft mode, zookeeper.connect must > also be set. > {code} > 4) When disabling zookeeper.metadata.migration.enable or keeping > zookeeper.connect to get past this step, when brokers restart they print a > lot of error messages: > {code:java} > org.apache.kafka.common.errors.InvalidRequestException: Received request api > key LEADER_AND_ISR which is not enabled > [2023-02-08 12:06:25,776] ERROR Exception while processing request from > 192.168.1.11:9092-192.168.1.11:57210-107 (kafka.network.Processor) > {code} > -- This message was sent by Atlassian Jira (v8.20.10#820010)