在一个项目中使用Keepalived+lvs做主备负载，架构是 Keepalived+lvs +httpd,逻辑是httpd两台做软的loadbalancer，Keepalived+lvs做主备负载。 出现的问题是：通过VIP访问中服务会出现502 proxy error,直接访问httpd中两个地址不会出现502 proxy error。 Lvs每天keepalived,httpd主机都部署了。

Friday afternoon/evening (and Halloween to boot) is probably not the best time to send this out, but I'm just wondering if anyone has seen any issues under Zimbra 8 with occasional short-lived 502 ...

When you receive 502 Bad Gateway error in your browser, it means that the server which is acting as a gateway to facilitate taking your request to the server and ...

18:42, Sat, Aug 22, 2020 Updated: 07:07, Mon, Aug 24, 2020 A Bad Gateway occurs when you attempt to visit a web page, but one web server receives an invalid response ...