Nginx配置文件注释

nginx.conf文件的全部内容:
#user  nobody;  

#开启进程数 <=CPU数   
worker_processes  1;  

#错误日志保存位置  
#error_log  logs/error.log;  
#error_log  logs/error.log  notice;  
#error_log  logs/error.log  info;  

#进程号保存文件  
#pid        logs/nginx.pid;  

#每个进程最大连接数（最大连接=连接数x进程数）每个worker允许同时产生多少个链接，默认1024  
events {  
    worker_connections  1024;  
}  


http {  
    #文件扩展名与文件类型映射表  
    include       mime.types;  
    #默认文件类型  
    default_type  application/octet-stream;  

    #日志文件输出格式 这个位置相于全局设置  
    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '  
    #                  '$status $body_bytes_sent "$http_referer" '  
    #                  '"$http_user_agent" "$http_x_forwarded_for"';  

    #请求日志保存位置  
    #access_log  logs/access.log  main;  

    #打开发送文件  
    sendfile        on;  
    #tcp_nopush     on;  

    #keepalive_timeout  0;  
    #连接超时时间  
    keepalive_timeout  65;  

    #打开gzip压缩  
    #gzip  on;  

    server {  
        #监听端口，默认是80端口  
        listen       80;  
        #监听域名  
        server_name  localhost;  

        #charset koi8-r;  

        #nginx访问日志放在logs/host.access.log下，并且使用main格式（还可以自定义格式）  
        #access_log  logs/host.access.log  main;  

        #如果没有location更明确的匹配访问路径的话，访问请求都会被该location处理。  
        location / {  
            #root指定nginx的根目录为/usr/local/nginx/html  
            root   html;  
            #默认访问文件，欢迎页先去html目录下找index.html，如果找不到再去找index.htm  
            index  index.html index.htm;  
        }  

        #error_page  404              /404.html;  
        # redirect server error pages to the static page /50x.html  
        #  

        #错误页面及其返回地址，错误码为500、502、503、504都会返回50.html错误页面。  
        error_page   500 502 503 504  /50x.html;  
        #location后面是"="的话，说明是精确匹配  
        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 ssl;  
    #    server_name  localhost;  

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

    #    ssl_session_cache    shared:SSL:1m;  
    #    ssl_session_timeout  5m;  

    #    ssl_ciphers  HIGH:!aNULL:!MD5;  
    #    ssl_prefer_server_ciphers  on;  

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

}