seo why bother if your site is dead slow
DESCRIPTION
SEO Why bother if your site is dead slowJ and Beyond 2011, KerkradeTRANSCRIPT
SEO? Why bother if your site is dead slow? @jab11
SEO? Why bother if your site is dead slow?
Website Performance Optimization (WPO)
Server Performance Optimization (SPO)
Jira ICT www.jira.nl - @jiraictYireo www.yireo.com - @yireo
SEO? Why bother if your site is dead slow? @jab11
About myself
Ray Bogman• Computer Geek since 1983• Ethical hacker, security specialist• Performance specialist• Founder Jira ICT | Yireo• Owner of wildhibiscus.nl• Joomla Lover since Day One• Joomla/Magento trainer/consultant
SEO? Why bother if your site is dead slow? @jab11
Why do we need fast website?
SEO? Why bother if your site is dead slow? @jab11
What's new
SEO? Why bother if your site is dead slow? @jab11
Response time
What's a good response time to aim for?
Studies by Akamai claim 2 seconds is the threshold for websites being acceptle.
At Google they aim for under 1.5 second.
SEO? Why bother if your site is dead slow? @jab11
Google Analytics – Site Speed
SEO? Why bother if your site is dead slow? @jab11
Is Joomla slow?
SEO? Why bother if your site is dead slow? @jab11
Case: joomla-speed.com
Before:
SEO? Why bother if your site is dead slow? @jab11
Response time
No more “next-next-next-finish” clicking
•A faster website requires work•First analyzing, then tuning
SEO? Why bother if your site is dead slow? @jab11
Case: joomla-speed.com
After:
SEO? Why bother if your site is dead slow? @jab11
Optimizing Joomla
How to optimize Joomla?● Professional Webhosting ● Reduce the number of HTTP requests● CSS Sprites● Compress your content● Deflate/Expires content● Reduce the image size● Use a Content Delivery Network (CDN)● ... and many many more tricks
SEO? Why bother if your site is dead slow? @jab11
•Professional Webhosting
• Not every webhoster is optimazed• Shared, Dedicated or VPS/VDS• Apache, Nginx, Lighttpd• File cache, Xcache, APC, Memcache etc...
www.byte.nl (shared/dedicated)
www.xlshosting.nl (VPS, optimazed images by Jira)
SEO? Why bother if your site is dead slow? @jab11
Minimize HTTP requests
• Minimize the number of images needed• Combine images with CSS Sprites• Combine CSS and JavaScript
SEO? Why bother if your site is dead slow? @jab11
CSS Sprites
SEO? Why bother if your site is dead slow? @jab11
Compress your content
Compress text-output (HTML, CSS, JavaScript):• mod_deflate• Gzip
SEO? Why bother if your site is dead slow? @jab11
Enable mod_deflate & mod_expires
SEO? Why bother if your site is dead slow? @jab11
Enable gzip
SEO? Why bother if your site is dead slow? @jab11
Reduce size of images
• Indexing• Compression
SEO? Why bother if your site is dead slow? @jab11
Content Delivery Network (CDN)
Content is delivered through network of servers, instead of just a single webserver
SEO? Why bother if your site is dead slow? @jab11
Measure from different entry points
0.19 sec0.40 sec
SEO? Why bother if your site is dead slow? @jab11
Measure from different entry points
0.8 sec0.9 sec
SEO? Why bother if your site is dead slow? @jab11
Techniques & Resources
•YSlow (Firebug/Firefox plugin)
•Google Page Speed (Firefox/Chrome plugin)
•Webpagetest.org•Gtmetrix.com (http://gtmetrix.com/reports/www.joomla-speed.com/iFp0naj4)
•Whatsmyip.org/http_compression•Smushit.com/ysmush.it•Host-tracker.com•CSS Sprites (CSS technique)
•CDN (Content Delivery Network)
•Byte Internet (Joomla hosting provider)
•XLS Hosting (Joomla dedicated VPS images by Jira)
SEO? Why bother if your site is dead slow? @jab11
More Jira ICT
•WPO/SPO audits– jira.nl/speed
•Training & demo-days– www.joomla-competence-center.com/– cursus.jira.nl
SEO? Why bother if your site is dead slow? @jab11
Thank [email protected]
#jiraict
www.jira.nlhttp://www.slideshare.net/jiraicthttp://www.facebook.com/jiraict