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Durant Versus Sloan – Part 1

Steve Blank

Sloan realized that the traditional centralized management structures (like General Motors had in 1920) were poor fits for the management of GM’s already diverse product lines.

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Lessons Learned: Continuous deployment and continuous learning

Startup Lessons Learned

Our tests suite takes nine minutes to run (distributed across 30-40 machines). The longer you wait to find out about the problem, the more likely it is to have fallen out of the human-memory cache. It would be hard to argue against this product development strategy, in general. On commit automatically run all tests.

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Lessons Learned: Great open source scalability tools from Danga

Startup Lessons Learned

Three of my favorite: memcached - an in-memory object caching system. MogileFS - "Distributed (meta) file system. Thoughts on scientific product development Lo, my 5 subscribers, who are you? For tips on how to integrate it into your database and application layers, you can see the tail-end of my JIT Scalability talk.

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Lessons Learned: Sharding for startups

Startup Lessons Learned

This is true of most web application servers, caches like memcached, and all of the network infrastructure that connects them. For example, you might notice that caching gets a lot easier if you have good metadat about which queries are associated with the same entity. This is a good summary and very useful data layer scaling approach.

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Lessons Learned: Why PHP won

Startup Lessons Learned

The next time you needed to handle that page, you could take advantage of caching for excellent performance. For most of its existence, PHP didnt have a standard package-distribution system or very good module support. This sounds like a good trade-off, but it turned out to be a classic sub-optimization.

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Startup Resources

www.vccafe.com

pgbouncer (Lightweight connection pooler for PostgreSQL, from the developers of Skype). Varnish Cache (reverse proxy). free, distributed source code control management system. Great for visualizing work of product development. JS/CSS Compression Using YUI Compressor. mod_perlite (Perl). YUICompressor. Google Docs.