$ wget http://repo.zabbix.com/zabbix/3.0/ubuntu/pool/main/z/zabbix-release/zabbix-release_3.0-1+xenial_all.deb
$ sudo dpkg -i zabbix-release_3.0-1+xenial_all.deb
$ sudo apt update

$ sudo apt-get install zabbix-agent
开机启动:
update-rc.d zabbix-agent defaults 90
重启:/etc/init.d/zabbix-agent restart