wordpress need for speed

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WordPress Need for Speed Or How I Learned to Stop Worrying and Love the Traffic Load.

Post on 15-Jan-2015

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WordPress Need for Speed presentation

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  • 1. WordPressNeed for SpeedOr How I Learned to StopWorrying and Love the TrafficLoad.

2. Who Am I?Background StoryObjectivesOn Rendering SpeedOn Processing SpeedConclusion 3. Pascal DeschenesTechnologist, Nu Echo [email protected]://about.me/pdeschen 4. Background Story 5. When yourblog melddown. 6. ,, To one who waits, a moment seems a year. 7. A 1-seconddelay in pageload timeequals 11%fewer pageviews. source: Aberdeen Group 8. On Rendering Speed Elapse Time for a Page to Load Completely 9. Play the Page Speed Game 10. Tracking Speed with Google Analytics_gaq.push([_trackPageLoadTime]); 11. A Web Page ina Browser islike a Jigsaw. 12. On ImagesOptimize your image resolutionDo not rely on browser image scalingHave a (small) favicon 13. On Scripts and StylesScripts to the BottomCSS to the TopCombine & MinifyLimit Inline CSS & JavaScript 14. On RequestsMove Static Content AwayMinimize RequestsReduce DNS Look-UpLimit Cookies Size 15. CDN Stands forContent DeliveryNetworknot Canada. 16. On Processing SpeedElapse Timeto Serve a Page 17. All Web ServersArent Equalssiege -c 250 http://blog.foo.barab -q -n 2500 -c 250 http://blog.foo.bar 18. How may I serve you?Add Expire HeadersCompress ContentMinimize RedirectWorkers are your Friends 19. WordPress Caching Pluginssource: tutorial9.net 20. HTTP Accelerators: Proxy and Cache source: Varnish Software 21. Rolling Your Own With nginx#compressgzip_buffers 32 8k;gzip on;gzip_types text/html application/javascript text/javascript text/css text/xml application/atom+xml application/xml;#caching relatedproxy_cache_path /var/lib/nginx/cache levels=1:2 keys_zone=staticfilecache:180m max_size=500m;proxy_temp_path /var/lib/nginx/proxy;proxy_connect_timeout 30;proxy_read_timeout 120;proxy_send_timeout 120;proxy_cache_key "$scheme://$host$request_uri"; 22. Rolling Your Own With nginxupstream wordpress {server 127.0.0.1:81 weight=1 fail_timeout=120s;}server {listen 80;server_name blog.foo.bar;proxy_cache_valid 200 20m;access_log /var/log/httpd/nginx-access.log combined; # for debugging, log cache hit or miss. log_format up_head [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_x_forwarded_for" "$upstream_cache_status"; access_log /var/log/nginx/blog.foo.bar-access.log up_head; proxy_set_header X-Real-IP $remote_addr; proxy_set_header Host $host; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; #unless specified, activate the caching set $do_not_cache 0; 23. Rolling Your Own With nginx location / { # If logged in, dont cache. if ($http_cookie ~* "comment_author_ | wordpress_(?!test_cookie) | wp-postpass_" ) { set $do_not_cache 1; } proxy_cache_key "$scheme://$host$request_uri $do_not_cache"; proxy_cache staticfilecache; proxy_pass http://wordpress; } location ~* wp-.*.php|wp-admin { proxy_pass http://wordpress; } location ~* .(jpg|png|gif|jpeg|css|js|mp3|swf|pdf)$ { proxy_cache_valid 200 120m; expires 864000; proxy_pass http://wordpress; proxy_cache staticfilecache; } location ~* /[^/]+/(feed|.xml)/? { proxy_cache_valid 200 45m; ... } 24. Virtual WordPress Hostingserver_name www.blog.bar;location / {proxy_pass http://wordpress/www.blog.bar;...}server_name www.blog.foo;location / {proxy_pass http://wordpress/www.blog.foo;...} 25. Questions?blog.rassemblr.com/tag/wordcampmtl @pdeschen