10 ms·

That's the whole point of the article. He's live updating the backend. The bit with the TCP state. That's the cool part.

• barrkel 16y ago
  Indeed. That approach has limitations, which was my point.
  • troutwine 16y ago
    Just so you know, the approach Erlang takes is to keep old, active versions of applications around in memory. File handles and such are never reassigned to newer versions. Applications are garbage collected once they are no longer active.
    • wnoise 16y ago
      Old, active versions of _processes_. An application is typically made up of many interacting processes. The application is supposed to be robust to most processes terminating -- in fact, it's often the ways errors and exceptions are handled.
      • troutwine 16y ago
        Ah, yes, good catch.