Nginx反向代理基于主机名的多虚拟主机

通过Nginx进行反向代理后，仅能访问基于主机名的多个Virtual Host中的默认主机

cn.linuxcache.com
tw.linuxcache.com
hk.linuxcache.com

location / {
#root html;
#index index.html index.htm;
proxy_pass http://apache;
proxy_set_header Host $host;
}
错误分析

2014/03/20 15:24:16 [error] 28803#0: *237 upstream sent too big header while reading response header from upstream, client: 192.168.197.111, server: 192.168.197.65, request: “GET / HTTP/1.1”, upstream: “http://192.168.197.62:80/”, host: “cn.linuxcache.com”

proxy_buffer_size 128k;
proxy_buffers 32 32k;
proxy_busy_buffers_size 128k;

错误分析