nginx优化配置说明
2012-12-12 11:31
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nginx 是一个高性能的http和反向代理 服务器,也是一个imap/pop3/smtp代理服务器
user ben woyoudever; #工作进程使用的用户和组 worker_processes 10; #打开的工作进程数,应该是cpu的个数 worker_rlimit_nofile 10240; #指定一个进程最多打开的文件数 最好与ulimit -n 保持一致 #error_log logs/error.log; #error_log logs/error.log notice; #error_log logs/error.log info; #错误日志以及错误等级 [debug|info|notice|warn|error|crit] pid logs/nginx.pid; #nginx主进程的pid数 events { #use [kqueue|rtsig|epoll|poll|select] use epoll; #使用epoll网络 I/O模型 worker_connections 65535; #单个进程的最大连接数 } http { include mime.types; #文件扩展名和文件类型映射表 default_type application/octet-stream; #默认文件格式 charset gb2312,utf-8; #默认编码 server_names_hash_bucket_size 128; #服务器名称的hash表大小 #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 logs/access.log main; client_header_buffer_size 4K; #客户端头的缓冲区大小 open_file_cache max=10240 inactive=20s; #打开文件的缓冲 open_file_cache_valid 30s; #多久时间检查一下缓存的有效信息 open_file_cache_min_uses 1; #最少使用次数 sendfile on; #开启高效网络传输 tcp_nopush on; #防止网络阻塞 tcp_nodelay on; #keepalive_timeout 0; keepalive_timeout 65; #keepalive超时时间 gzip on; #是否开启压缩模块,要用到cpu zip_min_length 1k; #最小压缩文件大小 gzip_buffers 4 16k; #压缩缓冲区 gzip_http_version 1.0; #压缩版本 gzip_comp_level 2; gzip_types text/plain application/x-javascript text/css application/xml; #压缩的类型 gzip_vary on; client_max_body_size 8m; #上传文件大小限制 fastcgi_connect_timeout 300; #fastcgi连接超时时间 fastcgi_send_timeout 300; #发送超时时间 fastcgi_read_timeout 300; #读取超时时间 fastcgi_buffer_size 64k; #缓冲区大小 fastcgi_buffers 4 64k; #设置多大的缓冲区缓冲 fastcgi_busy_buffers_size 128k; fastcgi_temp_file_write_size 128k; fastcgi_cache TEST; #开启fastcgi缓存 fastcgi_cache_valid 200 302 1h; #200 302应答一个小是 fastcgi_cache_valid 301 1d; fastcgi_cache_valid any 1m; fastcgi_cache_min_uses 1; upstream backend_server { #后端负载 #server 192.168.10.22:80 weight=1 max_fails=2 fail_timeout=30s; server 192.168.10.27:80 weight=1 max_fails=2 fail_timeout=30s; #server 192.168.10.20:80 weight=1 max_fails=2 fail_timeout=30s; } server { listen 808; server_name localhost; #绑定的域名 #charset koi8-r; #access_log logs/host.access.log main; location / { root html; index index.html index.htm; } #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; #} #查看nginx状态 要添加 --with-http_stub_status_module模块 location /nginxstatus{ sub_status on; access_log on; } } # 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; # } #} }
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