使用LVS的DR模式,可以在同网段(LAN/WAN)的环境中配置负载均衡,兼容性好,且配置方便。
服务器IP配置
Director | eth0 | 192.168.103.101 | DIP |
eth0:1 | 192.168.103.105 | VIP | |
RealServer1 | eth0 | 192.168.103.102 | RIP1 |
lo:0 | 192.168.103.105/32 | VIP | |
RealServer2 | eth0 | 192.168.103.103 | RIP2 |
lo:0 | 192.168.103.105/32 | VIP |
Director配置
ipvsadm -C ipvsadm -A -t 192.168.103.105:80 -s lc ipvsadm -a -t 192.168.103.105:80 -r 192.168.103.102 -g ipvsadm -a -t 192.168.103.105:80 -r 192.168.103.103 -g
RealServer配置
ifconfig lo:0 192.168.103.105 netmask 255.255.255.255 up cd /proc/sys/net/ipv4/conf/eth0/ echo 1 > arp_ignore echo 2 > arp_announce
如果RealServer为Windows Server,只需添加系统自带的虚拟网卡,然后在虚拟网卡上配置VIP即可。
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