SPO (Site Performance Optimization) een technisch/functionele sessie over het verbeteren van je Magento website qua snelheid: wat komt er allemaal kijken, denk aan shared vs. dedicated, CDN (content delivery network), images/css/js verbeteringen met site demo's. Ray Bogman merkt dat dit onderwerp erg hot is.

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Site Performance Optimization
(SPO)
Jira ICT www.jira.nl - @jiraict
Yireo www.yireo.com - @yireo

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About myself
Ray Bogman
• Computer Geek since 1983
• Ethical hacker, security specialist
• Founder Jira ICT | Yireo
• Magento Lover since Day One
• Dad and Husband

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Why Magento SPO?

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Response time
What's a good response time to aim for?
Studies by Akamai claim 2 seconds is the
threshold for e-commerce sites being acceptle.
At Google they aim for under 0.5 second.

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Is Magento too slow?

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Analyse it, measure it

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Response time
No more “next-next-next-finish” clicking
• A faster website requires work
• First analyzing, then tuning

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Before SPO

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After SPO

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Optimizing Magento
How to optimize Magento?
● Reduce the number of HTTP requests
● Compress your content
● Reduce the image size
● Use a Content Delivery Network (CDN)
● ... and many many more tricks

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Minimize HTTP requests
• Minimize the number of images needed
• Combine images with CSS Sprites
• Combine CSS and JavaScript

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CSS Sprite

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Compress your content
Compress text-output (HTML, CSS, JavaScript):
• mod_deflate
• Gzip

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Enable mod_deflate

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Reduce size of images
• Indexing
• Compression

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Content Delivery Network (CDN)
Content is delivered through network of servers,
instead of just a single webserver

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Enable mod_expires

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http://yireo.com/spo

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Techniques & Resources
•YSlow (Firebug/Firefox plugin)
•Google Page Speed
•Webpagetest.org
•Whatsmyip.org/http_compression
•Smushit.com/ysmush.it
•host-tracker.com
•CSS Sprites (CSS technique)
•CDN (Content Delivery Network)
•Byte Internet (Magento hosting provider)

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More Yireo
•Magento & Joomla! extensions
– MageBridge (yireo.com/magebridge)
– Vm2Mage (yireo.com/vm2mage)
– Delete-Any-Order in Magento (yireo.com/dao)
– GoogleGears for Magento (yireo.com/gears)
– Magento SPO (yireo.com/spo)
•Training & demo-days
– cursus.jira.nl