HadoopHA之ResourceManager HA

配置Yarn在配置完成NameNodeHA的基础上,只需再配置一下yarn-site.xml即可。&

HaoopHA之NameNode HA

先配置好Haoop集群配置ZookeeperHaoopHA的自动故障转移需要Zookeeper的支持

Java操作Zookeeper

ZooKeeper的操作较为简单,下面是一个简单的客户端操作实例客户端监听服务器上下线的简单实现:G

Zookeeper分布式安装部署

集群规划在hadoop101、hadoop102、hadoop103三个节点上部署Zookeeper
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