#用户 用户组   
user       www www;   
#工作进程，根据硬件调整，有人说几核cpu，就配几个，我觉得可以多一点   
worker_processes  5；   
#错误日志   
error_log  logs/error.log;   
#pid文件位置   
pid        logs/nginx.pid;   
worker_rlimit_nofile 8192;   
  
events {   
#工作进程的最大连接数量，根据硬件调整，和前面工作进程配合起来用，尽量大，但是别把cpu跑到100%就行   
    worker_connections  4096;   
}   
  
http {   
    include    conf/mime.types;   
    #反向代理配置，可以打开proxy.conf看看   
    include    /etc/nginx/proxy.conf;   
    #fastcgi配置，可以打开fastcgi.conf看看   
    include    /etc/nginx/fastcgi.conf;   
  
    default_type application/octet-stream;   
    #日志的格式   
    log_format   main ‘$remote_addr - $remote_user [$time_local] $status ‘  
                      ‘"$request" $body_bytes_sent "$http_referer" ‘  
                      ‘"$http_user_agent" "$http_x_forwarded_for"‘;   
    #访问日志   
    access_log   logs/access.log  main;   
    sendfile     on;   
    tcp_nopush   on;   
    #根据实际情况调整，如果server很多，就调大一点   
    server_names_hash_bucket_size 128; # this seems to be required for some vhosts   
  
    #这个例子是fastcgi的例子，如果用fastcgi就要仔细看   
    server { # php/fastcgi   
        listen       80;   
        #域名，可以有多个   
        server_name  domain1.com www.domain1.com;   
        #访问日志，和上面的级别不一样，应该是下级的覆盖上级的   
        access_log   logs/domain1.access.log  main;   
        root         html;   
  
        location / {   
            index    index.html index.htm index.php;   
        }   
  
        #所有php后缀的，都通过fastcgi发送到1025端口上   
         #上面include的fastcgi.conf在此应该是有作用，如果你不include，那么就把fastcgi.conf的配置项放在这个下面。   
        location ~ \.php$ {   
            fastcgi_pass   127.0.0.1:1025;   
        }   
    }   
  
    #这个是反向代理的例子   
    server { # simple reverse-proxy   
        listen       80;   
        server_name  domain2.com www.domain2.com;   
        access_log   logs/domain2.access.log  main;   
  
        #静态文件，nginx自己处理   
        location ~ ^/(images|javascript|js|css|flash|media|static)/  {   
                root    /var/www/virtual/big.server.com/htdocs;   
                #过期30天，静态文件不怎么更新，过期可以设大一点，如果频繁更新，则可以设置得小一点。   
                expires 30d;   
        }   
  
        #把请求转发给后台web服务器，反向代理和fastcgi的区别是，反向代理后面是web服务器，fastcgi后台是fasstcgi监听进程，当然，协议也不一样。   
        location / {   
            proxy_pass      http://127.0.0.1:8080;   
        }   
    }   
  
    #upstream的负载均衡，weight是权重，可以根据机器配置定义权重。据说nginx可以根据后台响应时间调整。后台需要多个web服务器。   
    upstream big_server_com {   
        server 127.0.0.3:8000 weight=5;   
        server 127.0.0.3:8001 weight=5;   
        server 192.168.0.1:8000;   
        server 192.168.0.1:8001;   
    }   
  
    server {   
        listen          80;   
        server_name     big.server.com;   
        access_log      logs/big.server.access.log main;   
  
        location / {   
                proxy_pass      http://big_server_com;   
        }   
    }   
} 

上面说的include的几个文件，都没有必要改，用的时候include一下就可以。

fastcgi.conf

# fastcgi.conf   
fastcgi_param  SCRIPT_FILENAME    $document_root$fastcgi_script_name;   
fastcgi_param  QUERY_STRING       $query_string;   
fastcgi_param  REQUEST_METHOD     $request_method;   
fastcgi_param  CONTENT_TYPE       $content_type;   
fastcgi_param  CONTENT_LENGTH     $content_length;   
fastcgi_param  SCRIPT_NAME        $fastcgi_script_name;   
fastcgi_param  REQUEST_URI        $request_uri;   
fastcgi_param  DOCUMENT_URI       $document_uri;   
fastcgi_param  DOCUMENT_ROOT      $document_root;   
fastcgi_param  SERVER_PROTOCOL    $server_protocol;   
fastcgi_param  GATEWAY_INTERFACE  CGI/1.1;   
fastcgi_param  SERVER_SOFTWARE    nginx/$nginx_version;   
fastcgi_param  REMOTE_ADDR        $remote_addr;   
fastcgi_param  REMOTE_PORT        $remote_port;   
fastcgi_param  SERVER_ADDR        $server_addr;   
fastcgi_param  SERVER_PORT        $server_port;   
fastcgi_param  SERVER_NAME        $server_name;   
  
fastcgi_index  index.php;  
 
# PHP only, required if PHP was built with --enable-force-cgi-redirect   
fastcgi_param  REDIRECT_STATUS    200; 

proxy.conf

# proxy.conf   
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   90;   
proxy_send_timeout      90;   
proxy_read_timeout      90;   
proxy_buffers           32 4k;  

mine.types

# mime.types   
types {   
    text/html                             html htm shtml;   
    text/css                              css;   
    text/xml                              xml rss;   
    image/gif                             gif;   
    image/jpeg                            jpeg jpg;   
    application/x-javascript              js;   
    text/plain                            txt;   
    text/x-component                      htc;   
    text/mathml                           mml;   
    image/png                             png;   
    image/x-icon                          ico;   
    image/x-jng                           jng;   
    image/vnd.wap.wbmp                    wbmp;   
    application/java-archive              jar war ear;   
    application/mac-binhex40              hqx;   
    application/pdf                       pdf;   
    application/x-cocoa                   cco;   
    application/x-java-archive-diff       jardiff;   
    application/x-java-jnlp-file          jnlp;   
    application/x-makeself                run;   
    application/x-perl                    pl pm;   
    application/x-pilot                   prc pdb;   
    application/x-rar-compressed          rar;   
    application/x-redhat-package-manager  rpm;   
    application/x-sea                     sea;   
    application/x-shockwave-flash         swf;   
    application/x-stuffit                 sit;   
    application/x-tcl                     tcl tk;   
    application/x-x509-ca-cert            der pem crt;   
    application/x-xpinstall               xpi;   
    application/zip                       zip;   
    application/octet-stream              deb;   
    application/octet-stream              bin exe dll;   
    application/octet-stream              dmg;   
    application/octet-stream              eot;   
    application/octet-stream              iso img;   
    application/octet-stream              msi msp msm;   
    audio/mpeg                            mp3;   
    audio/x-realaudio                     ra;   
    video/mpeg                            mpeg mpg;   
    video/quicktime                       mov;   
    video/x-flv                           flv;   
    video/x-msvideo                       avi;   
    video/x-ms-wmv                        wmv;   
    video/x-ms-asf                        asx asf;   
    video/x-mng                           mng;   
}