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文章 2024-10-13 来自：开发者社区

Hadoop-28 ZooKeeper集群 ZNode简介概念和测试数据结构与监听机制持久性节点持久顺序节点事务ID Watcher机制

章节内容上节我们完成了：ZooKeeper 集群配置ZooKeeper 集群启动ZooKeeper 集群状况查看Follower 和 Leader 节点背景介绍这里是三台公网云服务器，每台 2C4G，搭建一个Hadoop的学习环境，供我学习。之前已经在 VM 虚拟机上搭建过一次，但是没留下笔记，这次趁着前几天薅羊...

问答 2022-02-15 来自：开发者社区

Hadoop重新格式化时默认生成一个新的集群id，不删除原来的目录会发生什么问题？

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跳转至： GO

更新时间 2024-10-14 09:07:19

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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