Nginx server load balancing configuration

CentOS Nginx is currently recognized as a highly efficient proxy service, and can be used for load balancing.

user access
www.server110.com balances to 10.10.10.181:8080; 10.10.10.181:8081;
10.10.10.181:8082 these 3 servers.

Configure CentOS Nginx nginx.conf

http {} add the following content

upstream www.server110.com

{server 10.10.10.181:8080; 

server 10.10.10.181:8081;

server 10.10.10.181:8082; }

server {} Modify Yixia information:

listen 80;

server_name www.server110.com;

#charset koi8-r;

#access_log logs/host_access_log main;

location / {

proxy_pass http://www.server110.com;

proxy_set_header Host $host;

proxy_set_header X-Real-IP $remote_addr;

proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
the

}

access_log logs/www.server110.com.log combined;
the

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Start 3 tomcats on 181, modify the tomcat home page to add port information, so as to clearly see which tomcat is currently assigned to start Nginx, visit
http://www.server110.com/ You can see that the request is sent to 3 servers.

Catch the http package and you can see that the request is

GET / HTTP/1.1

Host: www.server110.com

User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4
the

Accept: text/html, application/xhtml+xml, application/xml;q=0.9,*/*;q=0.8
the

Accept-Language: en-us,zh-cn;q=0.5

Accept-Encoding: gzip,deflate

Accept-Charset: gb2312,utf-8;q=0.7,*;q=0.7

Keep-Alive: 300

Connection: keep-alive

COOKIE: JSESSIONID=A75E09D2EBF769A7BD95195E29DE87DE; key=1227008000183; memberName=admin; memberType=%7C%u8D85%u7EA7%u7BA1%u7406%u5458%7C
the

Pragma: no-cache

Cache-Control: no-cache

response:

HTTP/1.1 200 OK

Server: nginx/0.7.21-win32

Date: Tue, 18 Nov 2008 12:12:33 GMT
the

Content-Type: text/html

Connection: keep-alive