首页 > 编程知识 正文

kafka解决了什么问题,kafka启动报错

时间:2023-05-05 01:27:10 阅读:241911 作者:3576

在学习搭建单机kafka的时候遇到kafka不能启动的错误。

在zookeeper可以正常running的前提下,启动kafka:

zxdgs/kafka-server-start.sh config/server.properties

结果启动失败,报如下错误:

[2021-05-25 07:26:14,355] INFO Opening socket connection to server localhost/127.0.0.1:2191. Will not attempt to authenticate using SASL (unknown error) (org.apache.zookeeper.ClientCnxn)[2021-05-25 07:26:14,366] INFO Socket connection established, initiating session, client: /127.0.0.1:46372, server: localhost/127.0.0.1:2191 (org.apache.zookeeper.ClientCnxn)[2021-05-25 07:26:14,459] INFO Session establishment complete on server localhost/127.0.0.1:2191, sessionid = 0x101da8295320007, negotiated timeout = 18000 (org.apache.zookeeper.ClientCnxn)[2021-05-25 07:26:14,464] INFO [ZooKeeperClient Kafka server] Connected. (kafka.zookeeper.ZooKeeperClient)[2021-05-25 07:26:15,254] INFO [feature-zk-node-event-process-thread]: Starting (kafka.server.FinalizedFeatureChangeListener$ChangeNotificationProcessorThread)[2021-05-25 07:26:15,352] INFO Feature ZK node at path: /feature does not exist (kafka.server.FinalizedFeatureChangeListener)[2021-05-25 07:26:15,360] INFO Cleared cache (kafka.server.FinalizedFeatureCache)[2021-05-25 07:26:16,369] INFO Cluster ID = ryDbylR1RSmMpFuE_8T9Cw (kafka.server.KafkaServer)[2021-05-25 07:26:16,561] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)kafka.common.InconsistentClusterIdException: The Cluster ID ryDbylR1RSmMpFuE_8T9Cw doesn't match stored clusterId Some(YEC8BCSgSmGemPNNnYU8WA) in meta.properties. The broker is trying to join the wrong cluster. Configured zookeeper.connect may be wrong. at kafka.server.KafkaServer.startup(KafkaServer.scala:218) at kafka.Kafka$.main(Kafka.scala:109) at kafka.Kafka.main(Kafka.scala)[2021-05-25 07:26:16,564] INFO shutting down (kafka.server.KafkaServer)[2021-05-25 07:26:16,569] INFO [feature-zk-node-event-process-thread]: Shutting down (kafka.server.FinalizedFeatureChangeListener$ChangeNotificationProcessorThread)[2021-05-25 07:26:16,570] INFO [feature-zk-node-event-process-thread]: Stopped (kafka.server.FinalizedFeatureChangeListener$ChangeNotificationProcessorThread)[2021-05-25 07:26:16,570] INFO [feature-zk-node-event-process-thread]: Shutdown completed (kafka.server.FinalizedFeatureChangeListener$ChangeNotificationProcessorThread)[2021-05-25 07:26:16,652] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient)[2021-05-25 07:26:16,760] INFO Session: 0x101da8295320007 closed (org.apache.zookeeper.ZooKeeper)[2021-05-25 07:26:16,760] INFO EventThread shut down for session: 0x101da8295320007 (org.apache.zookeeper.ClientCnxn)[2021-05-25 07:26:16,764] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient)[2021-05-25 07:26:16,853] INFO App info kafka.server for 0 unregistered (org.apache.kafka.common.utils.AppInfoParser)[2021-05-25 07:26:16,854] INFO shut down completed (kafka.server.KafkaServer)[2021-05-25 07:26:16,854] ERROR Exiting Kafka. (kafka.Kafka$)[2021-05-25 07:26:16,856] INFO shutting down (kafka.server.KafkaServer)

本来以为其中问题所在是开头的Opening socket connection to server localhost/127.0.0.1:2191. Will not attempt to authenticate using SASL (unknown error) (org.apache.zookeeper.ClientCnxn),去网上找的解决方案基本上是关闭防火墙或者更改集群节点的IP端口添加链接描述。然而我只是一个单机kafk,不存在集群节点问题,防火墙也不是问题所在。

真正的问题在于:

[2021-05-25 07:26:16,369] INFO Cluster ID = ryDbylR1RSmMpFuE_8T9Cw (kafka.server.KafkaServer)[2021-05-25 07:26:16,561] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)kafka.common.InconsistentClusterIdException: The Cluster ID ryDbylR1RSmMpFuE_8T9Cw doesn't match stored clusterId Some(YEC8BCSgSmGemPNNnYU8WA) in meta.properties. The broker is trying to join the wrong cluster. Configured zookeeper.connect may be wrong.

在自己的log.dir路径下找到配置文件meta.properties,将cluster.id按照它的提示修改。必如我就将原本的cluster.id=YEC8BCSgSmGemPNNnYU8WA改为cluster.id=ryDbylR1RSmMpFuE_8T9Cw

解决

版权声明:该文观点仅代表作者本人。处理文章:请发送邮件至 三1五14八八95#扣扣.com 举报,一经查实,本站将立刻删除。