安装hadoop集群的相关内容

文章 2018-03-07 来自：开发者社区

使用 Ambari 安装 Hadoop 集群

转自：使用 Ambari 安装 Hadoop 集群

文章 2017-12-19 来自：开发者社区

http://www.jianshu.com/p/a69972d8a119 安装Hadoop之前，请先安装好zookeeper集群并启动参考 CentOS7安装Zookeeper集群我这里准备了三台服务器，一台主机名为hadoop1(做NameNode)，一台主机名为hadoop2(做DataNode)，一台主机名为hadoop3(做DataNode) 192.168.1.186(hado.....

文章 2017-11-27 来自：开发者社区

安装hadoop集群(Multi Cluster)

配置环境本文档安装hadoop集群环境，一个master作为namenode节点，一个slave作为datanode节点： (1) master： os: CentOS release 6.5 (Final) ip: 172.16.101.58 user：root hadoop-2.9.0.tar.gz (2) slave： os: CentOS release 6.5 (Final) ip:....

文章 2017-11-27 来自：开发者社区

ubuntu安装spark2.1 hadoop2.7.3集群

0: 设置系统登录相关 Master要执行 1 cat $HOME/.ssh/id_rsa.pub >> $HOME/.ssh/authorized_keys 如果用root用户 1 sed -ri 's/^(PermitRootLogin ).*$/\1yes/' /etc/ssh/sshd_config 编辑/e...

文章 2017-11-27 来自：开发者社区

手动安装hadoop集群

官网手册： http://hadoop.apache.org/docs/r1.0.4/cn/hdfs_design.html 主机信息主机名 &nb...

文章 2017-11-21 来自：开发者社区

CDH5.4.7安装Hadoop集群Java检查不一致

应用场景在用CDH5.4.7搭建Hadoop集群的时候，难免遇到一些错误，比如在检查主机的时候遇到各种报错等等。解决方案修改Java配置 # vim /usr/lib64/cmf/service/common/cloudera-config.sh JAVA_HOME=/usr/local/java

文章 2017-11-21 来自：开发者社区

CDH5.4.7安装Hadoop集群数据库无法连接

应用场景在用CDH5.4.7搭建Hadoop集群的时候，难免遇到一些错误，比如在检查主机的时候遇到各种报错等等。错误展示：解决方案可能上面操作过程中，没有给数据库赋权限。设置root授权访问以上所有的数据库： grant all privileges on *.* to root@'%' identified by 'gtxd1234' with ...

文章 2017-11-21 来自：开发者社区

CDH5.4.7安装Hadoop集群安装主机失败

应用场景在用CDH5.4.7搭建Hadoop集群的时候，难免遇到一些错误，比如在检查主机的时候遇到各种报错等等。错误展示：解决方案 server_host可能忘了修改了 # vim /opt/cm-5.4.7/etc/cloudera-scm-agent/config.ini server_host修改为namenode1

文章 2017-11-21 来自：开发者社区

CDH5.4.7安装Hadoop集群检查主机报错

应用场景在用CDH5.4.7搭建Hadoop集群的时候，难免遇到一些错误，比如在检查主机的时候遇到各种报错等等。错误展示：解决方案主机时钟不同步把前文中的ntpd服务重新检查一遍，可能没有开启ntpd。 /proc/sys/vm/swappiness设置为0 # echo 0>/proc/sys/vm/swappiness 关闭透明大页面...

文章 2017-11-20 来自：开发者社区

CDH5.4.7安装分布式Hadoop集群

应用场景部署Hadoop集群过程中，可以使用开源的Apache Hadoop或者可以用CDH【国外的一家公司基于开源的封装的】，搭建更加方便，方便扩充节点规模，组件管控，性能监控等等，但是也有一个弊端，针对组件安装的目录，以及生成的配置文件位置比较难找到，目录结构混乱，所以还是请慎用。操作步骤 1. 概述 CM: Cloudera Manager （Cloude...

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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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