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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。

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Hadoop Eclipse插件配置

我看了别人安装的插件教程，但是不知道这个Map/Reduce(V2)Master的Host和Port具体是哪个配置文件的哪个属性配置的，谁能告诉我

hadoop eclipse 插件配置使用

第一次使用hadoop，另外eclipse也不太熟悉，现在把自己在安装过程中得琐碎问题记录下来。 eclipse版本：eclipse-jee-indigo-SR2-linux-gtk.tar.gz hadoop版本：hadoop-0.20.203.0 本文前提是，你已经正确安装了hadoop-0.2...

Hadoop2.2.0 eclipse插件编译及Ecliipse配置说明（图文版）

一、引言：　　最近在做一个城商行项目的POC测试it版本，涉及到编译Linux64bti的源码和开发插件使用，作为笔记分享给大家。二、插件编译　　Hadoop2x版本的Eclipse插件已经单独抽取成独立的开源项目，区别于之前版本直接集成到Hadoop1.x版本的模式，需要单独下载，下载网址：...

Hadoop Eclipse插件配置：配置报错

我看了别人安装的插件教程，但是不知道这个Map/Reduce(V2)Master的Host和Port具体是哪个配置文件的哪个属性配置的，谁能告诉我

[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。

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