Edit profile file
[root@zjj102 module]# vim /etc/profile
Configure Kafka environment variables
# 配置Kafka环境变量开始
export KAFKA_HOME=/root/soft/kafka_2.11-0.11.0.2
export PATH=$PATH:$KAFKA_HOME/bin
# 配置Kafka环境变量结束
# 下面这个东西如果你原来配置文件有了的话,就不用多配置这个,一般这行在最底下.
export PATH
Refresh the configuration file
[root@zjj102 module]# source /etc/profile
[root@zjj102 module]
Check whether the configuration is successful
It indicates that the configuration is successful.
[root@zjj102 module]# echo $KAFKA_HOME
/root/soft/kafka_2.11-0.11.0.2
[root@zjj102 module]#