# keepalived 1.下载tar包并解压 wget http://www.keepalived.org/software/keepalived-1.2.7.tar.gz tar -zxf keepalived-1.2.7.tar.gz cd keepalived-1.2.7 2.下载依赖包 apt-get install libpopt-dev openssl libssl-dev gcc g++ make 3.编译安装 ./configure --sysconf=/etc --prefix=/usr/local/keepalived --with-kernel-dir=/usr/src/kernelssbin/keepalived Make Make install 4.编辑配置文件填入以下内容 vi/etc/keepalived/keepalived.conf 主服务器配置 global_defa { router_id HA } vrrp_instance V_1 { state MASTER interface eth0 virtual_router_id 30 priority 200 advert_int 1 authentication { auth_type PASS auth_pass 111 } virtual_ipaddress { 192.168.47.100/24 } } backup备用服务器配置 global_defa { router_id HA-2 } vrrp_instance V_1 { state BACKUP interface eth0 virtual_router_id 30 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 111 } virtual_ipaddress { 192.168.47.100/24 } } 启动服务 /usr/local/keepalived/sbin/keepalived -t /etc/keepalived/keepalived.conf 杀进程 pkill keepalived