Wikimedia

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Wikimedia MediaWiki

• Tech stuff 2008-2009

Brion Vibber
Alexandria, Egypt - July 2008
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What we do

• 10,000,000,000 page views per month
• 50,000 HTTP objects/second at peak
• Hardware budget to date 1.5 million
• Bandwidth costs 25 k / month
• Physical hosting 10 k / month
• Tech department staff 4 paid, 3 volunteer

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What we use

• Commodity x86_64 servers
• Linux (Ubuntu with customized packages)
• RAM, disk customized for different usages
• Standard extended open source software stack

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MediaWiki basic goals

• Allow open, collaborative editing of a large
  encyclopedia
  
• Also be easy to setup for smaller installations

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Architecture LAMP...
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...on steroids.
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So whats done?

• Or mostly done

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SUL
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What not to expect next year
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WYSIWIG

• but maybe better template table tools

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Peer-to-Peer Wikipedia

• nevar!

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Whats in the pipe?
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Tech staff
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Operations
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Data center updates expansions
?
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Dumps backup capacity
http//www.flickr.com/photos/60026579_at_N00/68017710
/
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Software?
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Coming soon...
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Ongoing work...
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To get started...
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Usability
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Workflow
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Mobile, low-bandwidth, offline improvements
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...and many more!
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