Hadoop 安装 - RuiJi 社区

cd /usr/tmp

wget http://apache.fayea.com/hadoop/common/stable2/hadoop-2.9.1.tar.gz

tar -xzvf hadoop-2.9.1.tar.gz

mv /usr/tmp/hadoop-2.9.1 /etc/hadoop

vi ~/.bash_profile

add

JAVA_HOME=you jdk path
export JAVA_HOME

PATH=$PATH:$JAVA_HOME

export PATH
HADOOP_HOME=/etc/hadoop/
export HADOOP_HOME

PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin
export Path

Esc + :wq save

source ~/.bash_profile

使用jps命令

如果该命令没有找到，需要安装jdk

yum install java-1.8.0-openjdk-devel.x86_64