云南建设网站,广州继续教育平台登录入口,网站域名费用怎么做帐,wordpress如何备份 网站提示#xff1a;文章写完后#xff0c;目录可以自动生成#xff0c;如何生成可参考右边的帮助文档 目录 前言 一、作用 二、调度器配置 三、web节点配置 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 安装keepalived yum install -y k… 提示文章写完后目录可以自动生成如何生成可参考右边的帮助文档 目录 前言 一、作用 二、调度器配置 三、web节点配置 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 安装keepalived yum install -y keepalived 安装ipvsadm yum install -y ipvsadm modprobe ip_vs 配置keepalived 主
global_defs {notification_email {acassenfirewall.locfailoverfirewall.locsysadminfirewall.loc}notification_email_from Alexandre.Cassenfirewall.locsmtp_server 192.168.200.1smtp_connect_timeout 30router_id LVS_DEVEL1vrrp_skip_check_adv_addr#vrrp_strictvrrp_garp_interval 0vrrp_gna_interval 0
}vrrp_instance VI_1 {state MASTERinterface ens33virtual_router_id 51priority 100advert_int 1authentication {auth_type PASSauth_pass 1111}virtual_ipaddress {192.168.156.200 }
}virtual_server 192.168.156.200 80 {delay_loop 6lb_algo rrlb_kind DR#persistence_timeout 50protocol TCPreal_server 192.168.156.14 80 {weight 1HTTP_GET {url {path /}connect_timeout 3nb_get_retry 3delay_before_retry 3}}real_server 192.168.156.15 80 {weight 1HTTP_GET {url {path /}connect_timeout 3nb_get_retry 3delay_before_retry 3}}
} 从
global_defs {notification_email {acassenfirewall.locfailoverfirewall.locsysadminfirewall.loc}notification_email_from Alexandre.Cassenfirewall.locsmtp_server 192.168.200.1smtp_connect_timeout 30router_id LVS_DEVEL2vrrp_skip_check_adv_addr#vrrp_strictvrrp_garp_interval 0vrrp_gna_interval 0
}vrrp_instance VI_1 {state BACKUPinterface ens33virtual_router_id 51priority 90advert_int 1authentication {auth_type PASSauth_pass 1111}virtual_ipaddress {192.168.156.200 }
}virtual_server 192.168.156.200 80 {delay_loop 6lb_algo rrlb_kind DR# persistence_timeout 50protocol TCPreal_server 192.168.156.14 80 {weight 1HTTP_GET {url {path /}connect_timeout 3nb_get_retry 3delay_before_retry 3}}real_server 192.168.156.15 80 {weight 1HTTP_GET {url {path /}connect_timeout 3nb_get_retry 3delay_before_retry 3}}
} 查看lvs节点状态 ipvsadm -ln 查看IP ip a 三、web节点配置
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 配置虚拟IP地址 cd /etc/sysconfig/network-scripts/ cp ifcfg-lo ifcfg-lo:0 vim ifcfg-lo:0 添加回环路由 route add -host 192.168.156.200/32 dev lo:0 安装nginx测试 断掉主测试备
