참조

http://www.2cpu.co.kr/bbs/board.php?bo_table=QnA&wr_id=513780

repo의 위치

http://repo.zabbix.com/zabbix/3.0/rhel/6/x86_64/

wget http://repo.zabbix.com/zabbix/3.0/rhel/6/x86_64/zabbix-agent-3.0.1-1.el6.x86_64.rpm

yum install zabbix-agent-3.0.1-1.el6.x86_64.rpm

/etc/zabbix/zabbix_agentd.conf 파일 수정
Server=zabbix서버주소
ServerActive=zabbix서버주소
hostname=zabbix agent호스트명

zabbix agent 재시작
/etc/init.d/zabbix-agent restart

ps -ef | grep zabbix

zabbix   29922     1  0 21:52 ?        00:00:00 /usr/sbin/zabbix_agentd -c /etc/zabbix/zabbix_agentd.conf
zabbix   29924 29922  0 21:52 ?        00:00:00 /usr/sbin/zabbix_agentd: collector [idle 1 sec]          
zabbix   29925 29922  0 21:52 ?        00:00:00 /usr/sbin/zabbix_agentd: listener #1 [waiting for connection]
zabbix   29926 29922  0 21:52 ?        00:00:00 /usr/sbin/zabbix_agentd: listener #2 [waiting for connection]
zabbix   29927 29922  0 21:52 ?        00:00:00 /usr/sbin/zabbix_agentd: listener #3 [waiting for connection]
zabbix   29928 29922  0 21:52 ?        00:00:00 /usr/sbin/zabbix_agentd: active checks #1 [idle 1 sec]  
root     30128 29704  0 22:04 pts/0    00:00:00 grep zabbix