exportHADOOP_HOME=/usr/local/src/hadoop#HADOOP_HOME指向JAVA安装目录
exportHADOOP_PREFIX=$HADOOP_HOME
exportHADOOP_MAPRED_HOME=$HADOOP_HOME
exportHADOOP_COMMON_HOME=$HADOOP_HOME
exportHADOOP_HDFS_HOME=$HADOOP_HOME
exportYARN_HOME=$HADOOP_HOME
exportHADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
exportHADOOP_INSTALL=$HADOOP_HOME
export
HADOOP_OPTS="-
Djava.library.path=$HADOOP_INSTALL/lib:$HADOOP_COMMON_LIB_NATIVE_DIR"