stevesouders.com/docs/velocity-wpo-20101207.pptx
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the. WPO. Industry is Here. stevesouders.com/docs/velocity-wpo-20101207.pptx Disclaimer : This content does not necessarily reflect the opinions of my employer . 2004. carsonified.com/blog/business/fred-wilsons-10-golden-principles-of-successful-web-apps/. - PowerPoint PPT PresentationTRANSCRIPT
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stevesouders.com/docs/velocity-wpo-20101207.pptx
Disclaimer: This content does not necessarily reflect the opinions of my employer.
WPOIndustry is Here
the
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2004
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#1. Speed: “First and foremost, we believe that
speed is more than a feature. Speed is the most
important feature.”
carsonified.com/blog/business/fred-wilsons-10-golden-principles-of-successful-web-apps/
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en.oreilly.com/velocity2009/public/schedule/detail/8523
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Yahoo!
0.4 sec slower
traffic 5-9%slideshare.net/stoyan/yslow-20-presentationslideshare.net/stoyan/dont-make-me-wait-or-building-highperformance-web-applications
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…shaved 2.2 seconds off the average page load
time and increased download conversions by
15.4%!
blog.mozilla.com/metrics/category/website-optimization/
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blog.mozilla.com/metrics/category/website-optimization/
…shaved 2.2 seconds off the average page load
time and increased download conversions by
15.4%!
en.oreilly.com/velocity2009/public/schedule/detail/7709
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en.oreilly.com/velocity2008/public/schedule/detail/3632
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Site speed in search rank
Screen shot of blog post…we've decided to take site speed into account in
our search rankings.
googlewebmastercentral.blogspot.com/2010/04/using-site-speed-in-web-search-ranking.html
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drives traffic
improves UX
increases revenue
reduces costs flickr.com/photos/pedromourapinheiro/3123885534/
Web
Performance
OptimizationWPO
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2004
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#1. Speed: “First and foremost, we believe that
speed is more than a feature. Speed is the most
important feature.”
carsonified.com/blog/business/fred-wilsons-10-golden-principles-of-successful-web-apps/
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WPO evolution
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WPO evolutionYahoo! Boomerang
stevesouders.com/episodes
Jiffy
WebPagetest.org
ShowSlow.com
measure
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WPO evolutionFirebug
Fiddler
HttpWatch
Speed Tracer
Web Inspector
dynaTrace
measure
profile
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WPO evolutiondomain sharding
concatenation
sprites vs. MHTML
WebP
prefetch
SPDY, cwnd=10
measure
profile
research
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WPO evolutionHigh Performance &
Even Faster Web Sites
High Performance JS
code.google.com/speed/
developer.yahoo.com/performance/
stevesouders.com/blog
perfplanet.com/
measure
profile
research
best practices
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WPO evolution
Velocity China!
workshops
university
case studies
blogs
measure
profile
research
best practices
evangelize
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WPO evolution
Page Speed
YSlow
measure
profile
research
best practices
evangelize
lint
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WPO evolutionmeasure
profile
research
best practices
evangelize
lint
automate
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WPO evolutionmeasure
profile
research
best practices
evangelize
lint
automate
for mobile
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Steve Souders@souders
stevesouders.com/docs/velocity-wpo-20101207.pptxflickr.com/photos/myklroventine/4062102754/