95-10-025-启动-BrokerId相关
本文共 588 字，大约阅读时间需要 1 分钟。
1.视界
1.概述
kafka启动的时候，初始化了BrokerId
2. 入口
kafka.server.KafkaServer#startup /** Get or create cluster_id 格式如：oAm52n7NSaugaePYYVS1EA * 唯一标识有一个集群，如果已经存在那么直接返回 * */_clusterId = getOrGenerateClusterId(zkClient)info(s"Cluster ID = $clusterId")/* generate brokerId */val (brokerId, initialOfflineDirs) = getBrokerIdAndOfflineDirsconfig.brokerId = brokerIdlogContext = new LogContext(s"[KafkaServer id=${config.brokerId}] ")this.logIdent = logContext.logPrefix// initialize dynamic broker configs from ZooKeeper. Any updates made after this will be// applied after DynamicConfigManager starts./* 转载地址：http://csg.baihongyu.com/
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