centos配置hadoop 的相关内容

阿里云文档 2024-04-18

配置Hadoop集群的弹性伸缩

当您的业务量需求不断波动时，建议您开启弹性伸缩功能并配置相应的伸缩规则，以便于E-MapReduce（简称EMR）可以按业务量波动增加或减少Task节点。确保作业完成的同时，可以节省成本。本文为您介绍如何在EMR控制台配置弹性伸缩。

文章 2023-09-24 来自：开发者社区

linux--远古版本大学教材(centos7.6!!)记录2配置hadoop3.3.5

下载和安装Java Development Kit (JDK) 8 大多数环境使用jdk8较为合适除非有特殊需求 #下载JDK 8 wget https://download.java.net/java/GA/jdk8/8u301-b09/jdk-8u301-linux-x64.tar.gz #解压JDK安装包 tar -zxvf jdk-8u301-linux-x64.tar.gz -C /u....

阿里云文档 2023-09-13

如何配置数据湖构建作为EMR上Hadoop集群的元数据_EMR on ECS_开源大数据平台 E-MapReduce(EMR)

本文为您简单介绍阿里云数据湖构建，以及如何切换E-MapReduce（简称EMR）的元数据存储类型。

阿里云文档 2023-09-03

如何配置HadoopMapReduce类型作业_EMR on ECS_开源大数据平台 E-MapReduce(EMR)

本文介绍如何配置Hadoop MapReduce类型的作业。

文章 2023-07-28 来自：开发者社区

Centos7配置Hadoop出现Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password)的解决

背景这个问题是我在配置Hadoop的时候出现的，如果在一台电脑上虚拟出多台的虚拟机，那么为了便于这些虚拟机之间构建Hadoop集群，我们会使用ssh的免密登录操作，因为如果这个集群之间的各台主机访问对方主机需要密码，那么就会出现Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password)解决其实报错已经很明确的说明了是由于....

文章 2017-11-23 来自：开发者社区

CentOS 7下配置hadoop 2.8 分布式集群

Hadoop是一个由Apache基金会所开发的分布式系统基础架构，实现分布式文件系统HDFS，用于存储大数据集，以及可以以流的形式访问（streaming access）文件系统中的数据。Hadoop的框架最核心的设计就是：HDFS和MapReduce。HDFS为海量的数据提供了存储，则MapReduce为海量的数据提供了计算。本文描述了在CentOS 7下，基于三个节点安装hadoop 2.8....

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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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立即开通

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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