hadoop啟動報錯：localhost: ssh: Could not resolve hostname localhost
hadoop啟動journalnode時報錯：localhost: ssh: Could not resolve hostname localhost: Temporary failure in name resolution 解決辦法：將高亮部分補充到/etc/profile中 ...
原文：啟動hadoop時候報錯：localhost: ssh: Could not resolve hostname localhost: Temporary failure in name resolution”
這個錯誤是由於配置文件沒有配置好。解決方案如下： 打開profile文件 vim etc profile 在文件最后加入的內容應該如下 高亮的兩句一般是大家缺少的 ： export JAVA HOME usr java jdk export HADOOP HOME itcast hadoop . . export HADOOP COMMON LIB NATIVE DIR HADOOP HOME l ...
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