在之前的文章中介绍了如何直接在Ubuntu中安装Hadoop.但是对于64位的Ubuntu来说,官方给出的Hadoop包是32位的,运行时会得到警告: WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 所以我们最好是自己在Ubuntu中编译Hadoop.先介绍一下我的环境是Ubuntu 1…
pkexec visudo askubuntu原回答摘抄如下 On a modern Ubuntu system (and many other GNU/Linux distributions), fixing a corrupted sudoers file is actually quite easy, and doesn't require rebooting, using a live CD, or physical access to the machine. To do this v…
最近大数据比较火,所以也想学习一下,所以在虚拟机安装Ubuntu Server,然后安装Hadoop. 以下是安装步骤: 1. 安装Java 如果是新机器,默认没有安装java,运行java –version命名,看是否可以查看Java版本,如果未安装Java,这运行以下命名: # Update the source list $ sudo apt-get update # The OpenJDK project is the default version of Java # that is…