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HDFS HA+YARN 部署
目录
HDFS HA+YARN 部署 ......................................................................................................................... 1
1. 集群环境的节点分布 ............................................................................................................... 2
2. 演示修改主机名 ....................................................................................................................... 2
3. 演示配置 hosts 文件 ................................................................................................................ 3
4. 演示免密码登录 ....................................................................................................................... 4
5. 演示远程拷贝文件 ................................................................................................................... 5
6. 配置 hosts 文件 ........................................................................................................................ 6
7. 配置免密码登录 ....................................................................................................................... 7
8. 自定义远程拷贝脚本 ............................................................................................................... 7
9. 搭建集群 ................................................................................................................................... 8
9.1. 修改配置文件 ............................................................................................................... 8
9.2. 启动 JournalNode ......................................................................................................... 9
9.3. 格式化 NameNode ....................................................................................................... 9
9.4. 激活 NameNode ......................................................................................................... 11
9.5. 启动 DataNode ........................................................................................................... 11
9.6. 启动 yarn .................................................................................................................... 13
10. 执行一个 MapReduce 任务 ............................................................................................... 14
11. 停止集群 ............................................................................................................................. 15
12. 自定义脚本 ......................................................................................................................... 16
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