Keepalived构建双主Mysql
2015-03-17 13:11
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1、安装keepalived-1.2.7
#yum install keepalived
2、配置keepalived.conf
#vi /etc/keepalived/keepalived.conf
! Configuration File for keepalived
global_defs {
notification_email {
acassen@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 127.0.0.1 (如果本机配置的话)
smtp_connect_timeout 30
router_id Mysql-HA
}
vrrp_instance VI_1 {
state BACKUP #两台配置此处均是BACKUP
interface eth0 #注意网卡接口
virtual_router_id 51
priority 100
#优先级,另一台改为80 红色字体为两台服务器配置区别处
advert_int 1
nopreempt (可选配置) #不主动抢占资源,只在优先级高的机器上设置即可,优先级低的机器不设置
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.63.225
}
}
virtual_server 192.168.63.225 3306 {
delay_loop 2 #每个2秒检查一次real_server状态
lb_algo wrr #LVS算法
lb_kind DR #LVS模式
persistence_timeout 60 #会话保持时间
protocol TCP
real_server 192.168.63.165 3306
{ #IP为两台实体服务器的IP,注意区分IP 红色字体为两台服务器配置区别处
weight 3
TCP_CHECK {
connect_timeout 10 #连接超时时间
nb_get_retry 3 #重连次数
delay_before_retry 3 #重连间隔时间
connect_port 3306 #健康检查端口
}
}
}
#yum install keepalived
2、配置keepalived.conf
#vi /etc/keepalived/keepalived.conf
! Configuration File for keepalived
global_defs {
notification_email {
acassen@firewall.loc
}
notification_email_from Alexandre.Cassen@firewall.loc
smtp_server 127.0.0.1 (如果本机配置的话)
smtp_connect_timeout 30
router_id Mysql-HA
}
vrrp_instance VI_1 {
state BACKUP #两台配置此处均是BACKUP
interface eth0 #注意网卡接口
virtual_router_id 51
priority 100
#优先级,另一台改为80 红色字体为两台服务器配置区别处
advert_int 1
nopreempt (可选配置) #不主动抢占资源,只在优先级高的机器上设置即可,优先级低的机器不设置
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.63.225
}
}
virtual_server 192.168.63.225 3306 {
delay_loop 2 #每个2秒检查一次real_server状态
lb_algo wrr #LVS算法
lb_kind DR #LVS模式
persistence_timeout 60 #会话保持时间
protocol TCP
real_server 192.168.63.165 3306
{ #IP为两台实体服务器的IP,注意区分IP 红色字体为两台服务器配置区别处
weight 3
TCP_CHECK {
connect_timeout 10 #连接超时时间
nb_get_retry 3 #重连次数
delay_before_retry 3 #重连间隔时间
connect_port 3306 #健康检查端口
}
}
}
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