linux环境变量配置汇总

一、java、maven、scala、zookeeper、hadoop单节点

PATH=$PATH:$HOME/bin
export JAVA_HOME=/usr/java/jdk1.7.0_79
export PATH=$PATH:$JAVA_HOME/bin
export SCALA_HOME=/opt/scala/scala-2.11.8
export PATH=$SCALA_HOME/bin:$PATH
export ZOOKEEPER_HOME=/opt/zookeeper/zookeeper-3.4.6
export PATH=$ZOOKEEPER_HOME/bin:$PATH
export MAVEN_HOME=/opt/maven/apache-maven-3.3.9
export PATH=$MAVEN_HOME/bin:$PATH
export HADOOP_HOME=/opt/hadoop-2.6.0
export PATH=$HADOOP_HOME/bin:$HADOOP_HOME/sbin:$PATH
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib"
export PATH=HADOOP_OPTS:$PATH
export PATH

二、windows下环境变量

1、java、scala、maven、hadoop环境变量

注意：在配置hadoop环境变量时，需要在hadoop的bin目录下添加如下文件：