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A comment on Tornado: FriendFeed's non-blocking Python web server is now open source. Parent comment

Re:Tornado: FriendFeed's non-blocking Python web server is n... by acangiano on Thursday September 10, 2009 @05:37PM (#816259)
Non-blocking sockets. Calls to socket.read() can return no data. It's non-blocking because the program is not stuck waiting for data to be returned.
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Re:Tornado: FriendFeed's non-blocking Python web server is n... by wlievens on Friday September 11, 2009 @09:30AM (#817294)
It also implies you don't need to do threads. Blocking IO means you need a thread per client. Threads have an overhead.
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