#Nginx所用用户和组，window下不指定  
#user  niumd niumd;  
  
#工作的子进程数量（通常等于CPU数量或者2倍于CPU）  
worker_processes  2;  
  
#错误日志存放路径  
#error_log  logs/error.log;  
#error_log  logs/error.log  notice;  
error_log  logs/error.log  info;  
  
#指定pid存放文件  
pid        logs/nginx.pid;  
  
events {  
    #使用网络IO模型linux建议epoll，FreeBSD建议采用kqueue，window下不指定。  
    #use epoll;  
      
    #允许最大连接数  
    worker_connections  2048;  
}  


http {  
    include       mime.types;  
    default_type  application/octet-stream;  
  
        #定义日志格式  
    #log_format  main  ‘$remote_addr - $remote_user [$time_local] $request ‘  
    #                  ‘"$status" $body_bytes_sent "$http_referer" ‘  
    #                  ‘"$http_user_agent" "$http_x_forwarded_for"‘;  
  
    #access_log  off;  
    access_log  logs/access.log;  
  
    client_header_timeout  3m;  
    client_body_timeout    3m;  
    send_timeout           3m;  
   
    client_header_buffer_size    1k;  
    large_client_header_buffers  4 4k;  
  
    sendfile        on;  
    tcp_nopush      on;  
    tcp_nodelay     on;  
  
    #keepalive_timeout  75 20;  
  
    include    gzip.conf;
    upstream localhost {  
      #根据ip计算将请求分配各那个后端tomcat，许多人误认为可以解决session问题，其实并不能。  
      #同一机器在多网情况下，路由切换，ip可能不同  
      #ip_hash;   
      server localhost:18001;  
      server localhost:18002;
      server localhost:18003;  
      server localhost:18004;    
     } 
     upstream t1 {  
      server localhost:18001;  
     }   
      upstream t2{  
     
      server localhost:18002;  
     }   
     
    server {
        listen       80;
        server_name  localhost;

        #charset koi8-r;

        #access_log  logs/host.access.log  main;

        location / {
         #   root   html;
         #   index  index.html index.htm;
         proxy_connect_timeout   3;  
         proxy_send_timeout      30;  
         proxy_read_timeout      30;  
         proxy_pass http://localhost;
        }

        location /t1.jsp {
         #   root   html;
         #   index  index.html index.htm;
         proxy_connect_timeout   3;  
         proxy_send_timeout      30;  
         proxy_read_timeout      30;  
         proxy_pass http://t1;
        }
       location /t2.jsp {
         #   root   html;
         #   index  index.html index.htm;
         proxy_connect_timeout   3;  
         proxy_send_timeout      30;  
         proxy_read_timeout      30;  
         proxy_pass http://t2;
        }
        #error_page  404              /404.html;

        # redirect server error pages to the static page /50x.html
        #
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }

        # proxy the PHP scripts to Apache listening on 127.0.0.1:80
        #
        #location ~ \.php$ {
        #    proxy_pass   http://127.0.0.1;
        #}

        # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
        #
        #location ~ \.php$ {
        #    root           html;
        #    fastcgi_pass   127.0.0.1:9000;
        #    fastcgi_index  index.php;
        #    fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
        #    include        fastcgi_params;
        #}

        # deny access to .htaccess files, if Apache‘s document root
        # concurs with nginx‘s one
        #
        #location ~ /\.ht {
        #    deny  all;
        #}
    }


    # another virtual host using mix of IP-, name-, and port-based configuration
    #
    #server {
    #    listen       8000;
    #    listen       somename:8080;
    #    server_name  somename  alias  another.alias;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}


    # HTTPS server
    #
    #server {
    #    listen       443;
    #    server_name  localhost;

    #    ssl                  on;
    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  cert.key;

    #    ssl_session_timeout  5m;

    #    ssl_protocols  SSLv2 SSLv3 TLSv1;
    #    ssl_ciphers  HIGH:!aNULL:!MD5;
    #    ssl_prefer_server_ciphers   on;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}

}

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;  
client_max_body_size    10m;  
client_body_buffer_size 128k;  
proxy_connect_timeout   300;  
proxy_send_timeout      300;  
proxy_read_timeout      300;  
proxy_buffer_size       4k;  
proxy_buffers           4 32k;  
proxy_busy_buffers_size 64k;  
proxy_temp_file_write_size 64k;  

gzip              on;  
gzip_min_length      1000;  
gzip_types         text/plain text/css application/x-javascript;