wordpress主题 资源站,阿里云官方网,公司查询天眼官网,单位网站建设公司目录
一#xff0c;作用
二#xff0c;调度器配置
1#xff0c;安装keepalived 2#xff0c; 安装ipvsadm
3#xff0c; 配置keepalived 4. 查看lvs节点状态 5#xff0c; web节点配置 1.1 调整ARP参数
1.2 配置虚拟IP地址
1.3添加回环路由 1.4安装nginx并写…目录
一作用
二调度器配置
1安装keepalived 2 安装ipvsadm
3 配置keepalived 4. 查看lvs节点状态 5 web节点配置 1.1 调整ARP参数
1.2 配置虚拟IP地址
1.3添加回环路由 1.4安装nginx并写入文件
1.5 网站查看 6断掉主测试备 一作用 使用keepalived解决lvs的单点故障 高可用集群
二调度器配置
1安装keepalived yum install -y keepalived 2 安装ipvsadm yum install -y ipvsadm modprobe ip_vs lsmod |grep ip_vs 3 配置keepalived 主
! Configuration File for keepalived
global_defs { router_id LVS_DEVEL1 }
vrrp_instance VI_1 { state MASTER interface ens33 virtual_router_id 51 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.115.200 } } virtual_server 192.168.115.200 80 { delay_loop 6 lb_algo rr lb_kind DR #persistence_timeout 50 protocol TCP real_server 192.168.115.4 80 { weight 1 HTTP_GET { url { path / } connect_timeout 3 nb_get_retry 3 delay_before_retry 3 } } real_server 192.168.115.5 80 { weight 1 HTTP_GET { url { path / } connect_timeout 3 nb_get_retry 3 delay_before_retry 3 } } } 从 ! Configuration File for keepalived
global_defs { router_id LVS_DEVEL2 }
vrrp_instance VI_1 { state BACKUP interface ens33 virtual_router_id 51 priority 90 advert_int 1 authentication { auth_type PASS auth_pass 1111 } virtual_ipaddress { 192.168.115.200 } }
virtual_server 192.168.115.200 80 { delay_loop 6 lb_algo rr lb_kind DR # persistence_timeout 50 protocol TCP real_server 192.168.115.4 80 { weight 1 HTTP_GET { url { path / } connect_timeout 3 nb_get_retry 3 delay_before_retry 3 } } real_server 192.168.115.5 80 { weight 1 HTTP_GET { url { path / } connect_timeout 3 nb_get_retry 3 delay_before_retry 3 } } } 重启服务 4. 查看lvs节点状态 ipvsadm -ln 5 web节点配置 1.1 调整ARP参数 vim /etc/sysctl.conf net.ipv4.conf.all.arp_ignore1 net.ipv4.conf.all.arp_announce2 net.ipv4.conf.default.arp_ignore1 net.ipv4.conf.default.arp_announce 2 net.ipv4.conf.lo.arp_ignore 1 net.ipv4.conf.lo.arp_announce2 sysctl -p 1.2 配置虚拟IP地址 cd /etc/sysconfig/network-scripts/ cp ifcfg-lo ifcfg-lo:0 vim ifcfg-lo:0 1.3添加回环路由 route add -host 192.168.115.200/32 dev lo:0 1.4安装nginx并写入文件 1.5 网站查看 6断掉主测试备 在备调度器上查看虚拟ip是否更改过来
