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org.apache.hadoop.mapred.InvalidInputException: Input path does not exist: file:...解决
当我使用val peopleDF = spark.sparkContext.textFile("examples/src/main/resources/people.txt").map(_.split(",")).map(para=>Person(para(0).trim,para(1).trim.toInt)).toDFpeopleDF: org.apache.spark.sql.Data
hadoop104: Warning: Permanently added hadoop104,192.168.10.104 (ECDSA) to the list of known hosts.
解决hadoop104: Warning: Permanently addedhadoop104,192.168.10.104(ECDSA) to the list of known hosts.
开启hadoop集群时出现localhost：mv：无法获取的情况
出现这种情况可能是你的环境变量中HADOOP_HOME配置将中的路径把bin目录带进去了，将其删除后我的集群就正常启动了
到底了