Hi, elixir programmers (and at first I hope you would excuse my English), I’m developing a backend server for a video game project. It is basically a real-time multi-agent simulation. Agents are implemented as GenServer, and of course, I make intensive use of Supervisor, DynamicSupervisor, and Regi…

You can also use tuples for the name in the registry. I am building a position tracking service and my Supervisor which is a child under a DynamicSupervisor uses {:position_tracker, user_id} as name. Then one of its children uses {:position_tracker, user_id, :state} as name (e.g. name = {:via, Reg…

Ok, thanks a lot for the hint. I have tryied rewriting my code considering your advise and it seems to work fine. However it appear that we can’t register Registry name via the via mechanism. So I ended up using only one “global” registry, which may be ok, but I worried about the bottleneck that t…

One registry should be fine. As far as I know, it uses ETS so it’s quite fast. I wouldn’t worry about it until I see some real performance degradation related to it.

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abdelaz3r July 3, 2019, 12:47pm 5

Ok fine, I’ll go with that so.

Thanks again a lot for that.