0.1、/etc/profile

export JAVA_HOME=/usr/jdk

export PATH=$PATH:$JAVA_HOME/bin

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

export JAVA_HOME PATH CLASSPATH

export HADOOP_HOME=/home/hadoop/hadoop

export PATH=$PATH:$HADOOP_HOME/bin

export HBASE_HOME=/home/hadoop/hbase

export PATH=$PATH:$HBASE_HOME/bin

export ZOOKEEPER_HOME=/home/hadoop/zookeeper

export PATH=$PATH:$ZOOKEEPER_HOME/bin

export SCALA_HOME=/home/hadoop/scala

export PATH=$PATH:$SCALA_HOME/bin

export SPARK_HOME=/home/hadoop/spark

export PATH=$PATH:$SPARK_HOME/bin

export KAFKA_HOME=/home/hadoop/kafka

export PATH=$PATH:$KAFKA_HOME/bin

export HIVE_HOME=/home/hadoop/hive

export PATH=$PATH:$HIVE_HOME/bin

export FLUME_HOME=/home/hadoop/flume

export FLUME_CONF_DIR=$FLUME_HOME/conf

export PATH=$PATH:$FLUME_HOME/bin

export STORM_HOME=/home/hadoop/storm

export PATH=$STORM_HOME/bin:$PATH

export JAVA_HOME=/usr/jdk

export PATH=$PATH:$JAVA_HOME/bin

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

export JAVA_HOME PATH CLASSPATH

export HADOOP_HOME=/home/hadoop/hadoop

export PATH=$PATH:$HADOOP_HOME/bin

export HBASE_HOME=/home/hadoop/hbase

export PATH=$PATH:$HBASE_HOME/bin

export ZOOKEEPER_HOME=/home/hadoop/zookeeper

export PATH=$PATH:$ZOOKEEPER_HOME/bin

export SCALA_HOME=/home/hadoop/scala

export PATH=$PATH:$SCALA_HOME/bin

export SPARK_HOME=/home/hadoop/spark

export PATH=$PATH:$SPARK_HOME/bin

export KAFKA_HOME=/home/hadoop/kafka

export PATH=$PATH:$KAFKA_HOME/bin

export HIVE_HOME=/home/hadoop/hive

export PATH=$PATH:$HIVE_HOME/bin

export FLUME_HOME=/home/hadoop/flume

export FLUME_CONF_DIR=$FLUME_HOME/conf

export PATH=$PATH:$FLUME_HOME/bin

export STORM_HOME=/home/hadoop/storm

export PATH=$STORM_HOME/bin:$PATH