电信运营商主备状态切换
lvs+keepalive主备状态切换有问题？
现在碰到一个问题。我的环境是2台keealived服务器，2台web服务器。现在我在主lvs服务器中停止keepalived服务后，在备机中能通过ip a看到vip 已经切换至备机，主服务器启动服务后也能夺回vip.但是我通过ifdown eth0中禁用主服务器的网卡后，备机一直不能抢得vip,请问一下大家这个是什么原因造成的呢？
1同行回答
这个是我的keepalived的配置，2边配置都一样，除了优先级和state
global_defs {
notification_email {
[email]123@abc.com[/email]
}
notification_email_from [email]1234@abc.com[/email]
smtp_server 192.168.60.30
smtp_connect_timeout 30
router_id LVS2
}
vrrp_sync_group test {
group {
loadbalance
}
}
vrrp_instance loadbalance {
state BACKUP
interface eth0
lvs_sync_daemon_inteface eth0
virtual_router_id 51
priority 90
advert_int 5
preempt_delay 5
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.238.240
}
}
virtual_server 192.168.238.240 80 {
delay_loop 6
lb_algo rr
lb_kind DR
#persistence_timeout 20
protocol TCP
real_server 192.168.238.95 80 {
weight 3
TCP_CHECK {
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
connect_port 80
}
}
real_server 192.168.238.94 80 {
weight 3
TCP_CHECK {
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
connect_port 80
}
}
}收起
global_defs {
notification_email {
[email]123@abc.com[/email]
}
notification_email_from [email]1234@abc.com[/email]
smtp_server 192.168.60.30
smtp_connect_timeout 30
router_id LVS2
}
vrrp_sync_group test {
group {
loadbalance
}
}
vrrp_instance loadbalance {
state BACKUP
interface eth0
lvs_sync_daemon_inteface eth0
virtual_router_id 51
priority 90
advert_int 5
preempt_delay 5
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.238.240
}
}
virtual_server 192.168.238.240 80 {
delay_loop 6
lb_algo rr
lb_kind DR
#persistence_timeout 20
protocol TCP
real_server 192.168.238.95 80 {
weight 3
TCP_CHECK {
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
connect_port 80
}
}
real_server 192.168.238.94 80 {
weight 3
TCP_CHECK {
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
connect_port 80
}
}
}收起
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