[erlang-questions] stress test with tcp_server

David Mercer <>
Thu Jun 28 19:36:40 CEST 2007


Johannes Govaerts wrote:

 

> A while ago I did some performance tests on an erlang TCP application we

> have developped here.

> 

> After adjusting some kernel and erlang parameters, I managed to accept

> 300.000 TCP connections on one machine (distributed over 6 erlang nodes

> because each process can only have max. about 65.000 connections). I ran

> erlang on Sun T1000 hardware with Solaris 10.

 

Isn't there a TCP limit of 64K ports per address?  How, then, can you
squeeze more than 65,536 connections out of TCP?

 

David Mercer

 

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