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by degobah 4224 days ago
tl;dr:

* Netflix had a bug in their code.

* But Express.js should throw an error when multiple route handlers are given identical paths.

* Also, Express.js should use a different data structure to store route handlers. EDIT: HN commentors disagree.

* node.js CPU Flame Graphs (http://www.brendangregg.com/blog/2014-09-17/node-flame-graph...) are awesome!