mapreduce文件存储HDFS版的相关内容

阿里云文档 2025-10-10

本方案通过阿里云OSS实现HDFS数据跨可用区冷备与快速恢复，保障业务连续性。

单可用区故障可能导致 HDFS 数据丢失及服务中断。本方案通过 OSS 跨可用区存储实现定期冷备，以便在故障发生时迅速启动新的集群并恢复数据，从而保障业务的连续性。

阿里云文档 2025-09-19

阿里云EMR Serverless Spark Notebook集成DuckDB，支持免密访问OSS/OSS-HDFS并高效操作多种数据格式。

阿里云 EMR Serverless Spark 的 Notebook 会话中引入了 DuckDB 的 Python 库，除了支持 DuckDB 开源版本所具备的所有功能外，还额外提供了免密访问 OSS/OSS-HDFS 的能力，从而能够直接读取 OSS 路径下的文件进行操作。

阿里云文档 2025-07-04

通过RootPolicy访问OSS-HDFS

OSS-HDFS服务支持RootPolicy。通过RootPolicy，您可以为OSS-HDFS服务设置自定义前缀。此功能使得Serverless Spark能够在无需修改原有访问hdfs://前缀的任务的情况下，直接操作OSS-HDFS上的数据。

阿里云文档 2025-06-05

使用Hadoop命令操作OSS/OSS-HDFS

在使用阿里云EMR Serverless Spark的Notebook时，您可以通过Hadoop命令直接访问OSS或OSS-HDFS数据源。本文将详细介绍如何通过Hadoop命令操作OSS/OSS-HDFS。

阿里云文档 2024-08-30

配置OSS/OSS-HDFS开启Ranger权限控制

Apache Ranger作为集中式权限管理框架，允许对Hadoop生态系统中的多个组件实施细粒度访问控制。本文介绍如何配置阿里云OSS或OSS-HDFS开启Ranger权限控制。

问答 2024-06-16 来自：开发者社区

E-MapReduce集群创建好后只启动了hdfs hbase zookeeper没看见YARN启动

问答 2024-06-14 来自：开发者社区

E-MapReduce集群如何给core节点新增云盘实现HDFS存储池扩容

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文件存储HDFS

文件存储HDFS提供标准的HDFS访问协议，用户无需对现有大数据分析应用做任何修改，即可使用具备无限容量及性能扩展、单一命名空间、高可靠和高可用等特性的分布式文件系统。

产品控制台

申请公测

产品文档

产品入门

快速使用文件存储HDFS

常见问题

本方案通过阿里云OSS实现HDFS数据跨可用区冷备与快速恢复，保障业务连续性。

阿里云EMR Serverless Spark Notebook集成DuckDB，支持免密访问OSS/OSS-HDFS并高效操作多种数据格式。

通过RootPolicy访问OSS-HDFS

使用Hadoop命令操作OSS/OSS-HDFS

配置OSS/OSS-HDFS开启Ranger权限控制

E-MapReduce集群创建好后只启动了hdfs hbase zookeeper没看见YARN启动

E-MapReduce HDFS如何开启压缩算法

E-MapReduce上如何迁移HDFS数据到OSS

E-MapReduce集群HDFS指标介绍

E-MapReduce集群如何给core节点新增云盘实现HDFS存储池扩容

文件存储HDFS版mapreduce相关内容

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