[[email protected] 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
原文地址:https://www.cnblogs.com/areyouready/p/9716472.html
时间: 2024-10-10 19:47:37