Hadoop3.3.0–Linux编译安装（可直接跳到下面有压缩包的地方下载直接配置）基础环境：Centos 7编译环境软件安装目录mkdir -p /export/serverHadoop编译安装安装编译相关的依赖yum install gcc gcc-c++ make autoconf automake libtool curl lzo-devel zlib-devel openssl op....

问答 2023-05-02 来自：开发者社区

alink可以在hadoop3的yarn集群环境中运行吗？我看pom文件里面配置的都是2.8.0

文章 2022-04-16 来自：开发者社区

Hadoop集群中hosts文件配置问题

最近一直在做hadoop的应用，但是无奈于并行加速比一直不理想，两台机器运行的时间和一台机器运行的时间差不多，老师还一直要这个数据，并行计算比至少应该为1.5，这样的并行程序才有意义。加了个qq群，发现了问题所在，再说我解决方法之前，先说一下我hadoop集群的配置： 2台笔记本，其中1台为lenovo z460，CPU为Core i3，主机名为：liujiacai-Ideapad-Z460；....

问答 2022-02-15 来自：开发者社区

hadoop2.2.0集群运行wordcount例子生成2个结果文件:配置报错

最近在虚拟机中安装了Hadoop2.2.0的集群，nameNode是redhat的，dataNode是ubuntu的，起服务进程都是正常的,通过JPS和50070都可以正常访问，运行例子wordcount后发现在输出文件夹里生成了2个结果文件,part-r-00000,part-r-00001，这2个文件里的内容完全不一样，就是把单词统计结果分别存到了2个文件中，结果是正确的，但是分在了2个文件....

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开源大数据平台 E-MapReduce

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