The article is from 2007, much has happened since then and so it does not cover important topics like poll / epoll / kqueue / IOCP performance let alone networking libraries like libevent and libev. If anyone is interested in more modern high performance networking in C I would recommend you check out -<p>libevent<p><a href="http://monkey.org/~provos/libevent/" rel="nofollow">http://monkey.org/~provos/libevent/</a><p>libev<p><a href="http://software.schmorp.de/pkg/libev.html" rel="nofollow">http://software.schmorp.de/pkg/libev.html</a><p>or if you're doing C++, Boost.Asio<p><a href="http://www.boost.org/doc/libs/1_39_0/doc/html/boost_asio.html" rel="nofollow">http://www.boost.org/doc/libs/1_39_0/doc/html/boost_asio.htm...</a>