设置自启:
cd /etc/init.d
touch hadoop.sh
chmod +x hadoop.sh
vi hadoop.sh
#add for chkconfig
#chkconfig: 2345 70 30
#description: the description of the shell #关于脚本的简短描述
#processname: servicename #第一个进程名,后边设置自启动的时候会用到
su - hadoop -c "zkServer.sh start"
su - hadoop -c "start-dfs.sh"
su - hadoop -c "start-yarn.sh"
su - hadoop -c "mr-jobhistory-daemon.sh start historyserver"
su - hadoop -c "start-hbase.sh"