esbcupper·16 anni fa·discussInstead of having concurrent requests wait for the single request to the backend it's almost always better to use stale-while-revalidate (http://tools.ietf.org/html/draft-nottingham-http-stale-while...). AFAIK both varnish and squid support this.
esbcupper·16 anni fa·discussFilo's BSD hack to buffer the entire HTTP request and then pass it on has the same effect as using nginx here.It doesn't help with keepalive though, but that's probably not needed.