hadoop报错连接的相关内容

阿里云文档 2023-03-31

问题描述Dataphin管道任务失败，报错“error occurred where call hadoop api”。问题原因Hive表字段改动导致。Hive表字段改动是要更新管道任务配置的，Hive输出组件的配置要求Hive表字段全部映射，否则就不允许提交，如果是TEXTFILE格式的表，可以追...

阿里云文档 2022-10-28

如何解决Dataphin脚本任务运行报错

问题描述Dataphin脚本任务运行报错“Error while processing statement: FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask“。解决方案上...

阿里云文档 2022-09-07

Dataphin即席sql报错Couldnotinitializeclassorg.apache.hadoop.hive.common.type.HiveDate

问题描述Dataphin 即席sql报错Could not initialize class org.apache.hadoop.hive.common.type.HiveDate。问题原因插入数据后，查询表报错，表结构有date字段，输入类型有问题。解决方案把表字段改成string类型，然后重新插...

阿里云文档 2022-07-20

问题描述Dataphin管道任务运维补数据只有20220430才会报错“org.apache.hadoop.security.AccessControlException: Permission denied by sticky bit”，其他日期补数据不会报错。问题原因由于hive使用的是 had...

问答 2020-06-12 来自：开发者社区

ambari搭建Hadoop集群环境confirm hosts报错：连接超时?报错

ambari搭建Hadoop集群环境在confirm hosts时，一直失败，系统提示： ========================== Creating target directory... ========================== Command start time 2015-08-27 00:00:10 Automatic Agent registration ...

文章 2017-11-09 来自：开发者社区

【问题】spark运行python写的mapreduce任务，hadoop平台报错，java.net.ConnectException: 连接超时

问题：用spark-submit以yarn-client方式提交任务，在集群的某些节点上的任务出现连接超时的错误，排查过各种情况后，确定在防火墙配置上出现问题。原因：我猜测是python程序启动后，作为Server，hadoop中资源调度是以java程序作为Client端访问， Python启动的Server端需要接受localhost的client访问。当你从一台linux主机向自身发....

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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