环境 ubuntu hadoop2.8.1 java1.8
1.配置java1.8
2.配置ssh免密登录
3.hadoop配置
- 环境变量
- 配置hadoop环境文件hadoop-env.sh
- core-site.xml
- mapred-site.xml
- hdfs-site.xml
- yarn-site.xml
hdfs namenode –format- start-all.sh
http://localhost:8088/cluster/nodes
http://localhost:50070/dfshealth.html#tab-overview