部署hadoop 的相关内容

文章 2017-07-03 来自：开发者社区

Linux下部署Hadoop伪分布模式

Hadoop版本为1.2.1 　　Linux使用Fedora19并使用hadoop账号安装　　第一步：配置ssh本地登录证书（虽然为伪分布模式，Hadoop依然会使用SSH进行通信） [hadoop@promote ~]$ which ssh /usr/bin/ssh [hadoop@promote ~]$ which ssh-keygen /usr/bin/ssh-keygen [ha...

文章 2017-07-03 来自：开发者社区

CentOS 6.2及最新操作系统部署Hadoop的注意事项

最近新采购的一批机器，由于intel cpu体系架构的改变，新机器的系统需要升级，选择了CentOS 6.2系统。　　1 在新机器上将MR业务开启后，导致整个集群都反应很慢，运行的job几乎都被卡住；通过ganglia监控发现，机器的system cpu超过30%，机器几乎是满负载的情况。　　原因分析：　　RHEL 6.2和6.3系统中包含了一个新特性，被称为“transpare...

问答 2016-12-05 来自：开发者社区

datax可以部署在hadoop集群上吗？

如题，因为datax为单机应用，现在想将其部署于hadoop集群，然后使用oozie调度，求大神指点。。。

文章 2016-08-30 来自：开发者社区

三台PC服务器部署Hadoop HA（Hadoop 高可用性架构）

写在前边的话：转载请注明出处：@http://blog.csdn.net/gamer_gyt，Thinkagmer 撰写之前是在自己电脑上部署的hadoop集群，但并未涉及到HA配置，这次将集群迁移到PC服务器，但是问题来了，只有三台，但是我还想配置HA，PC服务器是CentOS6....

问答 2016-07-18 来自：开发者社区

启动时整个输出很多信息，正常情况下，应该只有几行，启动了namenode、datanode等，但是我在启动的时候却一直报‘ssh: Could not resolve hostname ’具体信息如下：[root@hbase ~]# start-dfs.sh with: ssh: Could not resolve hostname with: Temporary failure in nam.....

文章 2016-06-26 来自：开发者社区

部署Hadoop2.x,出现Warn:Unable to load native-hadoop library

在安装部署的时候，遇到了问题 Unable to load native-hadoop library 原因1：64位linux使用了32位的hadoop native本地库[root@hadoop-001hadoop-2.4.1]# hadoop fs -ls /14/12/09 19:43:06 WARN util.NativeCodeLoader: Unable to load nativ....

文章 2016-05-24 来自：开发者社区

Spark-基础-Spark编译与部署--Hadoop编译安装

1、编译Hadooop 1.1 搭建环境 1.1.1 安装并设置maven 1. 下载maven安装包，建议安装3.0以上版本，本次安装选择的是maven3.0.5的二进制包，下载地址如下 http://mirror.bit.edu.cn/apache/maven/maven-3/ 2. 使用ssh工具把maven包上传到/home/hadoop/uploa...

文章 2016-05-16 来自：开发者社区

脚本两则--用于快速部署HADOOP，SPARK这些（特别是VM虚拟机模板部署出来的）。。

感觉可能只是适合我自己的部署习惯吧，且只针对CENTOS6及以下版本，以后有时间，可能还是要改进。。 1，从VM的模块产生的虚拟机，如何快速搞定网络配置？ #!/bin/bash #usage:./init_cdh_sys.sh hostname hostip #generate the host from esxi template.must change NIC mac address...

文章 2016-02-26 来自：开发者社区

部署Hadoop,需和Linux操作系统位数一致

本次实验的环境：linux 64位+hadoop2.7.2 64位. HADOOP_HOME=/hadoop/hadoop-2.7 点击(此处)折叠或打开 [root@sht-sgmhadoopnn-01 ~]# getconf LONG_BIT 64 [root@sht-sgmhadoopnn-01 ...

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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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