emr集群的相关内容

阿里云文档 2025-03-05

如何通过集群Gateway节点提交作业

在阿里云EMR体系中，Gateway实例可以作为一个独立的作业提交点，关联到已有的集群。本文为您介绍如何通过已有的EMR集群创建Gateway实例和节点组并提交作业。

阿里云文档 2025-01-23

与自建集群的对比优势

与自建Hadoop集群相比，开源大数据开发平台EMR提供弹性资源管理和自动化运维，降低运维复杂度，通过用户管理、数据加密和权限管理等为数据安全保驾护航，同时EMR集成了丰富的开源组件并打通开源生态与阿里云生态，便于快速搭建大数据处理和分析场景。

阿里云文档 2025-01-23

如何通过集群Master节点提交作业。

在Hadoop中，集群Master节点是负责管理整个集群的节点，包括任务的提交、监控和结束。当您想要在Hadoop集群上执行一个作业时，需要通过Master节点来提交这个作业。

文章 2025-01-16 来自：开发者社区

阿里云 EMR 发布托管弹性伸缩功能，支持自动调整集群大小，最高降本60%

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，为客户提供简单易集成的Hadoop、Hive、Spark、StarRocks、Flink、Presto等开源大数据计算和存储引擎。 EMR on ECS是指EMR在ECS上运行的方式。EMR on ECS将EMR的大数据处理功能与ECS的容器化部署优势相结合，使得您可以更加灵活地配置和管理EMR集群...

阿里云文档 2024-11-29

设置释放保护防止集群意外释放

如果您的按量付费集群承载了关键业务、存储了重要数据或配置，建议为该集群开启释放保护，以防止集群被意外释放，从而导致不可挽回的后果。开启释放保护后，您将无法直接释放集群。如需释放集群，需先关闭释放保护。

阿里云文档 2024-11-20

EMR有哪些合规认证

截至目前，阿里云EMR on ECS已通过多项资质认证，能够满足您的多种合规要求。

文章 2024-08-23 来自：开发者社区

EMR Remote Shuffle Service实践问题之集群中落地阿里云RSS如何解决

问题一：阿里云RSS与开源系统X在TPCDS-3T性能测试中的表现差异是什么？阿里云RSS与开源系统X在TPCDS-3T性能测试中的表现差异是什么？参考回答：在TPCDS-3T性能测试中，阿里云RSS的总时间比开源系统X快了20%。 ...

问答 2024-08-15 来自：开发者社区

我如何将一个oss 挂载到emr集群。以便通过hive sql 查询oss 里的日志数据？

问答 2024-08-06 来自：开发者社区

Dataworks on EMR服务中，EMR集群的日常管理和维护工作主要由阿里云负责吗？

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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。

产品控制台

立即开通

产品文档

优惠活动

StarRocks 免费试用

产品入门

快速入门指导

常见问题

最佳实践

EMR实时计算实践