# 使用的用户和组
user  www www;
# 指定工作衍生进程数（一般等于CPU的总核数或总核数的两倍，例如两个四核CPU，则总核数为8）
worker_processes 8;
# 指定错误日志存放的路径，错误日志记录级别可选项为：[ debug | info | notice | warn | error | crit ]
error_log  /data1/logs/nginx_error.log  crit;
# 指定 pid 存放的路径
pid        /usr/local/webserver/nginx/nginx.pid;

# 指定文件描述符数量
worker_rlimit_nofile 51200;

events
{
  # 使用的网络I/O模型，Linux系统推荐采用epoll模型，FreeBSD系统推荐采用kqueue模型
  use epoll;
 
  # 允许的连接数
  worker_connections 51200;
}

http
{
  include       mime.types;
  default_type  application/octet-stream;
  # 设置使用的字符集，如果一个网站有多种字符集，请不要随便设置，应让程序员在HTML代码中通过Meta标签设置
  #charset  gb2312;
      
  server_names_hash_bucket_size 128;
  client_header_buffer_size 32k;
  large_client_header_buffers 4 32k;
  
  # 设置客户端能够上传的文件大小
  client_max_body_size 8m;
      
  sendfile on;
  tcp_nopush     on;

  keepalive_timeout 60;

  tcp_nodelay on;

  fastcgi_connect_timeout 300;
  fastcgi_send_timeout 300;
  fastcgi_read_timeout 300;
  fastcgi_buffer_size 64k;
  fastcgi_buffers 4 64k;
  fastcgi_busy_buffers_size 128k;
  fastcgi_temp_file_write_size 128k;
  # 开启gzip压缩
  gzip on;
  gzip_min_length  1k;
  gzip_buffers     4 16k;
  gzip_http_version 1.1;
  gzip_comp_level 2;
  gzip_types       text/plain application/x-javascript text/css application/xml;
  gzip_vary on;

  #limit_zone  crawler  $binary_remote_addr  10m;

  server
  {
    listen       80;
    server_name  www.yourdomain.com yourdomain.com;
    index index.html index.htm index.php;
    root  /data0/htdocs;

    #limit_conn   crawler  20;
    
    location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$
    {
      expires      30d;
    }

    location ~ .*\.(js|css)?$
    {
      expires      1h;
    }    

    log_format  access  '$remote_addr - $remote_user [$time_local] "$request" '
              '$status $body_bytes_sent "$http_referer" '
              '"$http_user_agent" $http_x_forwarded_for';
    access_log  /data1/logs/access.log  access;
  }
}