Hadoop常见错误总结
错误1:bin/hadoop dfs不能正常启动,持续提示:INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:9000. Already tried 0 time(s).原因:由于 dfs 的部分文件默认保存在tmp文件夹,在系统重启时被删除。解决:修改core-site.xml 的 hadoop.tmp.