On Thu, Dec 29, 2016 at 3:44 AM, JackDrogon <jack.xsuperman at gmail.com> wrote: > How to disable backend keep-alive. I want to test it. In vcl_backend_fetch, you can do: set bereq.http.connection = "close"; That's how it's specified in HTTP/1.1, by default a connection is persistent. Dridi