title: What is the Lua equivalent of Twisted Python, Eventmachine for Ruby, NIO for Java, etc.?
body: <p>What is the Lua equivalent of Twisted Python, Eventmachine for Ruby, NIO for Java, etc.?</p>
  
  <p>If there is none, how does one do non-blocking event-based network I/O?</p>
  
  <p>In general, how does one solve the C10K problem in Lua?</p>
  
  <p>Thanks!</p>