参考 http://blog.csdn.net/ggxiaobai/article/details/53504989

添加用户

adduser userName

设置用户密码

passwd ********

设置环境变量

vi .bash_profile

export FLUME_HOME=/root/app/apache-flume-1.6.0-cdh5.7.0-bin
export PATH=$FLUME_HOME/bin:$PATH