[erlang-questions] Troubling gen_tcp.send/3 performance

Matthew Shapiro <>
Mon Dec 5 16:36:32 CET 2016

> you should not allow this situation.

Yep, understood.  I was more describing that because of Fred's response I
have a feeling this was one of the symptoms of the performance I was
seeing, in that if the port was busy it would compound my performance
issues because I was letting the Erlang message queue just keep filling.

On Mon, Dec 5, 2016 at 10:07 AM, Max Lapshin <> wrote:

> >  once the message queue is backed up with A/V data messages
> you should not allow this situation.
> Monitor your output processes, drop frames when more than 100 in queue.
> Also as far as I remember, erlang has mark in the message queue:
>  selective receive will not step below this mark.
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