nginx在做負(fù)載均衡時(shí)如何配置

## Basic reverse proxy server ##   ## Apache backend for www.baidu.com ##   upstream henushang  {           # 不過最好換成你們的服務(wù)器測(cè)試，因?yàn)槲覝y(cè)試的時(shí)候使用jd和baidu的都沒有連接成功，         # 換成自己的服務(wù)器就行了，估計(jì)是那里有限制，如果哪位知道，請(qǐng)指教           server www.jd.com weight=1; # 或者ip:port這樣形式也是可以的       server www.baidu.com weight=9; # 或者ip:port這樣形式也是可以的   }      ## Start www.baidu.com ##   server {       listen 80;       server_name  www.henushang.cn;#監(jiān)聽的域名          access_log  logs/henushang.access.log;       error_log  logs/henushang.error.log;       root   html;       index  index.html index.htm index.php;          ## send request back to apache ##       location / {           proxy_pass  http://henushang;#與上面的upstream名字相對(duì)應(yīng)              #Proxy Settings           proxy_redirect     off;           proxy_set_header   Host             $host;           proxy_set_header   X-Real-IP        $remote_addr;           proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;           proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;           proxy_max_temp_file_size 0;           proxy_connect_timeout      90;           proxy_send_timeout         90;           proxy_read_timeout         90;           proxy_buffer_size          4k;           proxy_buffers              4 32k;           proxy_busy_buffers_size    64k;           proxy_temp_file_write_size 64k;      }   }

upstream tomcats {                     server 10.1.1.107:88  max_fails=3 fail_timeout=3s weight=9;                   server 10.1.1.132:80  max_fails=3 fail_timeout=3s weight=9;

upstream tomcats {               ip_hash;                server 10.1.1.107:88;                server 10.1.1.132:80;     }