[stunnel-users] stunnel maximum clients to server

Michal Trojnara Michal.Trojnara at mirt.net
Sun Mar 27 00:29:29 CET 2011

bruce bushby wrote:
> I've been looking for a way to encrypt the connections between my  
> embedded units and my server. From what I understood about openvpn,  
> the server
> starts to give problems beyond 1024 "concurrent sessions" .... I'm  
> looking at a design that can handle 4K concurrent  
> sessions....although it'll take a few
> years to get that big.

Use "ulimit -n".

Also be aware of memory requirements for large number of concurrent  

Best regards,
	Michal Trojnara
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