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17:15:18.025 [main] DEBUG org.apache.hadoop.util.Shell - Failed to detect a valid hadoop home directory
java.io.FileNotFoundException: HADOOP_HOME and hadoop.home.dir are unset.
随后就是几块关于 Connection Refused 的信息
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zsam Jul 28, 2019
windows 的话，需要配 path，需要用到专门编译的 hdfs 客户端。你搜一下 winutils，git-hub： https://github.com/steveloughran/winutils
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