码迷,mamicode.com
首页 > 其他好文 > 详细

HDFS集群启动start-dfs.sh报错

时间:2018-09-28 01:37:26      阅读:222      评论:0      收藏:0      [点我收藏+]

标签:wan   需要   host   bin   you   dfs   not   自己   ror   

[root@master sbin]# start-dfs.sh
Starting namenodes on [master]
master: Error: JAVA_HOME is not set and could not be found.
The authenticity of host ‘localhost (::1)‘ can‘t be established.
ECDSA key fingerprint is e8:5a:7d:5c:e3:f7:57:4a:96:c2:65:d6:e9:39:d0:7d.
Are you sure you want to continue connecting (yes/no)? yes
localhost: Warning: Permanently added ‘localhost‘ (ECDSA) to the list of known hosts.
localhost: Error: JAVA_HOME is not set and could not be found.
Starting secondary namenodes [0.0.0.0]
The authenticity of host ‘0.0.0.0 (0.0.0.0)‘ can‘t be established.
ECDSA key fingerprint is e8:5a:7d:5c:e3:f7:57:4a:96:c2:65:d6:e9:39:d0:7d.
Are you sure you want to continue connecting (yes/no)? ^C0.0.0.0: Host key verification failed.

是因为hadoop不能找到自己设置的JAVA_HOME

需要在hadoop-env.sh 文件中增加
# export JAVA_HOME=你的java路径

export JAVA_HOME=/root/hd/jdk1.8.0_121

HDFS集群启动start-dfs.sh报错

标签:wan   需要   host   bin   you   dfs   not   自己   ror   

原文地址:https://www.cnblogs.com/areyouready/p/9716472.html

(0)
(0)
   
举报
评论 一句话评论(0
登录后才能评论!
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!