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2007 JavaOneSM Conference | Session TS-6039 |
TS-6039
Building a Web Platform: Java™ Technology at NingDiego DovalBrian McCallisterMartin Traverso
Ning, Inc.http://www.ning.com/
2007 JavaOneSM Conference | Session TS-6039 | 2
(nĭng) noun
1. a web platform for creating social networks
Ning Definition
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Freedom
Creativity
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2007 JavaOneSM Conference | Session TS-6039 | 5
• Individual copies of applications• Customization and control
• All the way down to the source code• Everything is an API• Backwards compatibility• Scale
• … and do it on the cheap. We’re a startup!
Our Platform Requirements
Our Platform Requirements
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Conceptual Design
Conceptual Design
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JIT architecture
Just-In-Time Architecture
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Spin Cycle
Codename: Spin Cycle
Goals• Launch service• Prove the concept• Start evolving the
architecture immediately
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Spin Cycle Architecture
Spin Cycle Architecture
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Lessons for Spin Cycle
Spin Cycle Lessons • One Tomcat can handle a lot!• Monolithic architecture a good start• Planned obsolescence works
2007 JavaOneSM Conference | Session TS-6039 | 11
Spin Cycle
Codename: Rebar
Goals• Scale, scale,
scale• Lots of
applications• Granular
scalability
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Rebar Architecture
Rebar Architecture
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Rebar Architecture: A Close Up
Rebar Closeup
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Rebar Lessons
Rebar Lessons • Don’t fear radical change• Components can scale independently• Operations factors into design• Planned obsolescence works!
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Rocky
Codename: Rocky
Goals• Huge applications• Solve large scale
concurrent writes• Maximize
availability
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Rocky Diagram
Rocky Architecture
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Rocky Architecture: A Close Up
Rocky Closeup
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Rocky Lessons Learned
Rocky Lessons • HTTP-based APIs = Good• Embrace the tools you use • Planned obsolescence works!
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Today
Today• Over a dozen Core types• Multiple internal clusters• Hundreds of servers and Solaris™ Zones
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Java, Really
Java Technology Is Good
• Small Team / Huge System• Performance• Stability
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HTTP Is Good
GET / HTTP/1.1Host: javaone.ning.comConnection: close
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Atom API
The Atom API
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Embrace Open Source
Embrace Open Source
• It is Different• Use the Source
• Understand it• Find the bugs• Optimize It
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Managing Geometric Growth
Managing Geometric Growth
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JIT Architecture
Just-In-Time Architecture
… + Java Technology
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Freedom
Creativity
Goals, redux
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Results, redux
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Q&A
2007 JavaOneSM Conference | Session TS-6039 |
TS-6039
Building a Web Platform: Java Technology at NingDiego DovalBrian McCallisterMartin Traverso
Ning, Inc.http://www.ning.com/
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