[erlang-questions] Ranch listeners exiting

[Loïc Hoguin]

It's harmless. The connection was closed by the client during SSL handshake.

Sometimes Cowboy or Ranch will spew some messages that should not be 
considered errors. We may or may not have a ticket for this, and it's 
something we improve on slowly.

On 05/22/2015 11:10 AM, Roberto Ostinelli wrote:
> Dear list,
> I keep on seeing various entries in my logs like this:
>
> ```
> Ranch listener cometa_listener had connection process started with
> cowboy_protocol:start_link/4 at <0.6039.0> exit with reason:
> {closed,[{ranch_ssl,accept_ack,2,[{file,"src/ranch_ssl.erl"},{line,115}]},{cowboy_protocol,init,4,[{file,"src/cowboy_protocol.erl"},{line,91}]}]}
> ```
>
> No other entries are set. Can someone tell me how I can trace down the
> cause for this?
>
> Thank you in advance,
> r.
>
>
>
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-- 
Loïc Hoguin
http://ninenines.eu