The authenticity of host '0.0.0.0 (0.0.0.0)' can't be established.

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于 2015-07-13 21:12:47 发布

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分类专栏：大数据文章标签： hadoop 安装

版权源自：dahouzi.cn

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本文介绍了在Ubuntu系统中安装Hadoop过程中遇到的错误“The authenticity of host can't be established”及解决方案。通过关闭防火墙成功解决了该问题。

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ubuntu安装Hadoop是出现

The authenticity of host ‘0.0.0.0 (0.0.0.0)’ can’t be established.（错误），

代码如下：

root@master:/usr/local/hadoop/hadoop-2.6.0# sbin/start-dfs.sh
Starting namenodes on [localhost]
localhost: starting namenode, logging to /usr/local/hadoop/hadoop-2.6.0/logs/hadoop-root-namenode-master.out
localhost: starting datanode, logging to /usr/local/hadoop/hadoop-2.6.0/logs/hadoop-root-datanode-master.out
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 dc:f6:ec:22:ca:5c:5d:b2:e1:cb:0f:77:ce:f9:57:07.
Are you sure you want to continue connecting (yes/no)? ^C0.0.0.0: Host key verification failed.