优选主流主机商
任何主机均需规范使用

CentOS系统下LVS负载均衡安装与配置详细教程步骤解析

一、lvs-nat模式

网络配置:

代码如下:

lvs-server eth0 :host-only adapter 192.168.56.101

lvs-server eth1 :Internal 192.168.0.1

real-server-1 eth0:Internal 192.168.0.2

real-server-2 eth0:Internal 192.168.0.3

lvs-server:
1、安装ipvsadm软件

代码如下:

yum -y install ipvsadm*

echo 1 > /proc/sys/net/ipv4/ip_forward 路由器功能,ip转发

ipvsadm -C

ipvsadm -At 192.168.56.101:80 -s rr 轮叫模式

ipvsadm -at 192.168.56.101:80 -r 192.168.0.2 -m

ipvsadm -at 192.168.56.101:80 -r 192.168.0.3 -m

ipvsadm -L -n

2、real-server-1:

代码如下:

ifconfig eth0 192.168.0.2 netmask 255.255.255.0

route add default gw 192.168.0.1

3、real-server-2

代码如下:

ifconfig eth0 192.168.0.3 netmask 255.255.255.0

route add default gw 192.168.0.1

route -n 查看路由表

二、lvs-ipturn

网络配置:

代码如下:

lvs-server eth0:host-only adapter 192.168.56.101

real-server-1 eth0:host-only adapter 192.168.56.102

real-server-2 eth0:host-only adapter 192.168.56.103

lvs-server:
配置虚拟ip即vip

代码如下:

ifconfig tunl0 192.168.56.10 netmask 255.255.255.255 up

route add -host 192.168.56.10 dev tunl0</p> <p>ivsadm -C

ipvsadm -At 192.168.56.10:80 -s rr

ipvsadm -at 192.168.56.10:80 -r 192.168.56.102 -i

ipvsadm -at 192.168.56.10:80 -r 192.168.56.103 -i

ipvsadm -L -n

real-server-1:

代码如下:

ifconfig tunl0 192.168.56.10 netmask 255.255.255.255 up

route add -host 192.168.56.10 dev tunl0

echo 1 > /proc/sys/net/ipv4/conf/tunl0/arp_ignore

echo 2 > /proc/sys/net/ipv4/conf/tunl0/arp_announce

echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore

echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce

real-server-2:

代码如下:

ifconfig tunl0 192.168.56.10 netmask 255.255.255.255 up

route add -host 192.168.56.10 dev tunl0

echo 1 > /proc/sys/net/ipv4/conf/tunl0/arp_ignore

echo 2 > /proc/sys/net/ipv4/conf/tunl0/arp_announce

echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore

echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce

三、lvs-dr

网络配置:

代码如下:

lvs-server eth0:host-only adapter 192.168.56.101</p> <p>real-server-1 eth0:host-only adapter 192.168.56.102</p> <p>real-server-2 eth0:host-only adapter 192.168.56.103</p> <p>lvs-server:</p> <p>ifconfig eth0:0 192.168.56.10 netmask 255.255.255.255</p> <p>route add -host 192.168.56.10 dev eth0:0

ipvs:

代码如下:

ipvsadm -C ipvsadm -At 192.168.56.10:80 -s rr ipvsadm -at 192.168.56.10:80 -r 192.168.56.102 -g ipvsadm -at 192.168.56.10:80 -r 192.168.56.103 -g ipvsadm -L -n</p> <p>real-server-1: ifconfig lo:0 192.168.56.10 netmask 255.255.255.255 route add -host 192.168.56.10 dev lo:0 echo 1 > /proc/sys/net/ipv4/conf/lo/arp_ignore echo 2 > /proc/sys/net/ipv4/conf/lo/arp_announce echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce</p> <p>real-server-2: ifconfig lo:0 192.168.56.10 netmask 255.255.255.255 route add -host 192.168.56.10 dev lo:0 echo 1 > /proc/sys/net/ipv4/conf/lo/arp_ignore echo 2 > /proc/sys/net/ipv4/conf/lo/arp_announce echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce

未经允许不得转载:搬瓦工中文网 » CentOS系统下LVS负载均衡安装与配置详细教程步骤解析