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Old 28th September 2011
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Carpetsmoker Carpetsmoker is offline
Real Name: Martin
Tcpdump Spy
 
Join Date: Apr 2008
Location: Netherlands
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Default 1 million established tcp sessions

http://blog.whatsapp.com/index.php/2011/09/one-million/

Quote:
[...]achieved 1 million established tcp sessions on a single machine (and with memory and cpu to spare!)

$ netstat -an | grep -c EST
1016313

[...]

For those curious how we did it, the technology on the backend is simple: FreeBSD + Erlang
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