Hadoop 环境搭建

1 JDK环境搭建

  tar -zxvf jdk1.8.0_101.tar.gz

  JAVA_HOME=/home/redhat01/cxw/jdk1.8.0_101

  PATH=$JAVA_HOME/bin:$PATH

  CLASSPATH=$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

  export JAVA_HOME

export PATH

export CLASSPATH

2 Hadoop 环境搭建

   tar -zxvf hadoop-2.7.4.tar.gz

  HADOOP_HOME=/home/redhat01/cxw/hadoop-2.7.4

  PATH=$HADOOP_HOME/bin:$PATH

Export HADOOP_HOME

  Export PATH