[erlang-questions] Re: Unicast 20k messages, $500-$1000 bounty

Joel Reymont <>
Fri Jul 17 12:46:03 CEST 2009

The challenge then would seem to be getting under 1s and 2s with a  
middleman process, to avoid blocking the send loop. Possible?

On Jul 17, 2009, at 11:35 AM, Sverker Eriksson wrote:

> Calling erlang:port_command directly will not make things completely  
> asyncronous. The inet driver will suspend the calling process when  
> the send queue has reached its high watermark. You will block in  
> erlang:port_command until some sending has succeeded and the send  
> queue is below a low watermark. Or you can timeout using option  
> send_timeout.

Mac hacker with a performance bent

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