在部署单节点Hadoop集群时,执行sbin/start-dfs.sh
出现以下错误:
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| $ sbin/start-dfs.sh Starting namenodes on [localhost] pdsh@frin: localhost: rcmd: socket: Permission denied Starting datanodes pdsh@frin: localhost: rcmd: socket: Permission denied Starting secondary namenodes [frin] pdsh@frin: frin: rcmd: socket: Permission denied
|
解决方法:在/etc/pdsh/
下创建rcmd_default
文件,输入内容:ssh。