负载均衡常见错误
如果后端服务器返回报错,负载均衡仍然会将请求分配到出错的web服务器,
因为负载均衡只会根据调度算法将请求分配到后端,不会进行判断后端是否正常
Syntax: proxy_next_upstream error | timeout | invalid_header | http_500 | http_502 | http_503 | http_504 | http_403 | http_404 | http_429 | non_idempotent | off ...;
Default: proxy_next_upstream error timeout;
Context: http, server, location
[root@lb01 ~]# vim /etc/nginx/conf.d/zh.conf
upstream zh {
server 172.16.1.7:80;
server 172.16.1.9:80;
}
server {
listen 80;
server_name linux.zh.com;
location / {
proxy_pass http://zh;
include /etc/nginx/proxy_params;
proxy_next_upstream http_502 error timeout;
}
}
本文来自博客园,作者:六月OvO,转载请注明原文链接:https://www.cnblogs.com/chenlifan/p/13596752.html