hadoop fs -put上传文件失败，WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Problem connecting to ser...

hadoop fs -put上传文件失败，WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Problem connecting to server: master:8020 hadoop fs -put上传文件失败 报错信息：（test文件夹是已经成功建好的） [[email protected] ~]# hadoop fs -put t

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