spark连接HDFS报错:8020 failed on connection exception: java.net.ConnectException: 拒绝连接 解决方法
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刚开始学习spark,结果连接HDFS报错了。查了一些资料,原因找到了。
因为我配置的HDFS集群端口是9000,而spark写的是8020,结果肯定会报错啊。把8020改为9000即可。错误很低级,但写出可能给新手有帮助吧。
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