网站性能优化

1、,CDN与Web网站性能优化应用实践,马凯 2009/12/25,程序 Application PHP Script/HTML/JS 服务 Server Apache/MySQL/Bind/Nginx 系统 System Linux/Xen/VPN/Cacti/Nagios 平台 Platform IDC/Router/Swtich/Server/Storage,Website,Hardware 适应架构 性能分析 合理化应用 IDC 适应架构 质量测试 性价比 CDN,Platform,Linux Distribution FileSystem Iptables Virtualization

2、 Monitor Configure Network VPN Management Backup Log,System,Webserver Loadbalance Cache DB Mysql Memcache/Ttserver/Redis Video Encode High Availability ,Server,HTML JS/CSS Cache Header Domain SQL Distributed ,Application,目标： 成功率- 更稳 响应时间- 更快 吞吐量- 更多,Capability,源站 Source 负载均衡 Loadbalance 缓存 Cache 分发

3、Deliver 内容 Content,CDN,LAMP/LAMP Tomcat/Resin FTP FMS Media Encode IM Server Game Server,Source,Bind LVS Nginx,Loadbalance,Pull - Proxy Push - PreCache,Deliver,Squid Varnish Nginx with-proxy-store Nginx with-memcache Webserver Lighttpd,Cache,动态页面 Active page 静态元素 Static element 编辑配图 Vouch image 用户图片

4、User Image 视频Video 音频Audio,Site,LAMP / FCGI LVS Varnish Nginx location / #if ( $request_method .*(get|GET).*$ ) if ( $request_uri “.html|_xy.php ) proxy_pass http:/cache; break; proxy_pass http:/web; * Cache URL List,Active page,Lighty Nginx root /dev/shm; gzip on; gzip_proxied any; gzip_types text/

5、plain application/x-javascript text/css; #location (gif|js|css|jpg|jpeg|bmp)$ location / expires 365d; proxy_store on; proxy_temp_path /dev/shm; proxy_store_access user:rw group:rw all:rw; if ( !-e $request_filename ) proxy_pass http:/webs; * JS/CSS Version,Static element,Lighty Varnish Nginx,Vouch

6、Image,Lighty Nginx Consistent Squid/Varnish/Nginx Domain,User Image,Storage Storctrl Servers Upload/Sync/Deliver 三级访问 Index Server DB ttserver Cache Control Cache Daemon,Video/Audio,Web Http Post FTP Upload - Resize - UpdateDB - Sync Sync Queue,Image Upload,Web Http Post FTP FMS Upload - UpdateDB - Encode Encode Queue Wget - Convert - Sync -UpdateDB,Video Upload,Web Http Post FTP Record Online Upload - UpdateDB - Encode Enc