The usage of this patch is still this?
http://mailman.nginx.org/pipermail/nginx-devel/2011-July/001057.html

Can you add some document in the wiki page?

2011/9/20 Maxim Dounin <mdounin@mdounin.ru>

> Hello!
>
> On Tue, Sep 20, 2011 at 08:29:06AM -0400, Sirsiwal, Umesh wrote:
>
> > Thanks to both of you. Great work.
> >
> > If I understand correctly, the only way to use
> > upstream_keepalive module is with upstream module. This implies
> > I cannot use upstream_keepalive where the upstream is identified
> > by a variable. For example:
> >
> > proxy_pass http://$host$request_uri;
> >
> > Is my understand correct?
>
> Yes.
>
> > Is there a way around this restriction?
>
> Currently no.
>
> Maxim Dounin
>
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