&gt;But as others noted, for most people who aren&#x27;t cloudflare this doesn&#x27;t really matter.<p>Aren&#x27;t most web applications I&#x2F;O bound? The Arrakis team sped up Memcached and Haproxy quite a lot by bypassing the kernel. It seems like there could be a large market for these techniques as they become easier to use.<p><a href="http:&#x2F;&#x2F;people.inf.ethz.ch&#x2F;troscoe&#x2F;pubs&#x2F;peter-arrakis-osdi14.pdf" rel="nofollow">http:&#x2F;&#x2F;people.inf.ethz.ch&#x2F;troscoe&#x2F;pubs&#x2F;peter-arrakis-osdi14....</a>