I’m back finally. There’s the translation of the Igor Sysoev’s report made on the RIT conference. Igor Sysoev is the creator of one of the most used lightweight http servers in Russia and the world – nginx. I also use nginx as reverse-proxy and load balancer in my project. mbuf clusters FreeBSD stores the network data in the mbuf clusters 2Kb each, but only 1500B are used in each cluster (the size