hadoop分布式集群配置的相关内容

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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。

[帮助文档] 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。

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Hadoop快速入门——第二章、分布式集群（第一节、网络与ssh登录配置）（2）

修改计算机名称(正式配置)vi /etc/hostname主机：子机：(a1/a2自己改名字就行)2、配置主机名查询静态表配置【master】主机的【hosts】，静态表。vi /etc/hosts 192.168.52.131 master 192.168.52.132 a1 192.168.5...

Hadoop快速入门——第二章、分布式集群（第一节、网络与ssh登录配置）（1）

配置静态IP地址和修改主机名(网络配置使用随机分配免配置)vi /etc/sysconfig/network-scripts/ifcfg-ens33需要注意修改时:1. BOOTPROTO=static 2. ONBOOT=yesBOOTPROTO=static # 将 dhcp 换成 static...

[帮助文档] 如何配置HadoopMapReduce类型作业

本文介绍如何配置Hadoop MapReduce类型的作业。

Hadoop 2.5.2分布式集群配置

这里一共有三台机器，系统为Ubuntu 14.04.2，其中一台为master 其余两台为slave 1、集群之间各台机器上添加相同的用户首先用adduser命令添加一个普通用户，命令如下： #adduser lq //添加一个名为tommy的用户 #passwd lq //修改密码 Changi...

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