On Aug 12, 2013, at 7:30 AM, Eddie <zteddie@yahoo.com> wrote:
> HI,
>
> In following link, http://trafficserver.apache.org/docs/trunk/admin/reverse-proxy-http-redirects/index.en.html
> I saw this statement and curious how to configure it and what it is used for?
>
> Traffic Server opens an HTTP connection to the origin server. (This step is optional)
>
> Could someone please explain a little bit?
>
> Thanks
>
> Eddie
>
A guess would be that they meant for 3) to be optional if 4) kicks in (serving out of cache).
It will not create (or acquire from session pool) a connection to the origin if the request
can be satisfied entirely out of cache.
-- Leif
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