How to make multiple clients can get the response at the same time by stream.

[Jakub Słociński]

Hi,
I would bet that hash_ignore_busy works under the version Xianzhe Wang
mentioned - 3.0.2-streaming :)

-- 
Regards,
Jakub Słociński

Per Buer napisał(a):
> Hi.
> 
> On Tue, Jan 29, 2013 at 1:13 PM, Jakub Słociński <kuba at ovh.net> wrote:
> 
> > Hi Xianzhe Wang,
> > you should try option
> > "set req.hash_ignore_busy = true;"
> > in vlc_recv.
> >
> 
> No. This won't work.
> 
> Plain vanilla varnish doesn't support streaming properly. You should use
> the "plus" branch of Varnish if you need it.
> 
> 
> 
> 
> 
> >
> > Regards,
> > --
> > Jakub S.
> >
> >
> > Xianzhe Wang napisał(a):
> > > Hello everyone,
> > >     My varnish version is 3.0.2-streaming release.And I set
> > > "beresp.do_stream  = true" in vcl_fetch in order to "Deliver the object
> > to
> > > the client directly without fetching the whole object into varnish";
> > >
> > > This is a part of my *.vcl file:
> > >
> > >  sub vcl_fetch {
> > >     set beresp.grace = 30m;
> > >
> > >     set beresp.do_stream = true;
> > >
> > >     if (beresp.http.Content-Length && beresp.http.Content-Length ~
> > > "[0-9]{8,}") {
> > >        return (hit_for_pass);
> > >     }
> > >
> > >      if (beresp.http.Pragma ~ "no-cache" || beresp.http.Cache-Control ~
> > > "no-cache" || beresp.http.Cache-Control ~ "private") {
> > >            return (hit_for_pass);
> > >        }
> > >
> > >      if (beresp.ttl <= 0s ||
> > >          beresp.http.Set-Cookie ||
> > >          beresp.http.Vary == "*") {
> > >
> > >                 set beresp.ttl = 120 s;
> > >                 return (hit_for_pass);
> > >      }
> > >
> > >     return (deliver);
> > >  }
> > >
> > > Then I request a big file(about 100M+) like "xxx.zip" from clients.There
> > is
> > > only one client can access the object.because "the object will marked as
> > > busy as it is delivered."
> > >
> > > But if  the request goes directly to “pass” ,multiple clients can get the
> > > response at the same time.
> > >
> > > Also if I remove
> > >   if (beresp.http.Content-Length && beresp.http.Content-Length ~
> > > "[0-9]{8,}") {
> > >        return (hit_for_pass);
> > >     }
> > > to make the file cacheable,multiple clients can get the response at the
> > > same time.
> > >
> > > Now I want "multiple clients can get the response at the same time." in
> > all
> > > situations("pass","hit","hit_for_pass").
> > >
> > > What can I do for it?
> > > Any suggestions  will be appreciate.
> > > Thank you.
> > >
> > >  -Shawn Wang
> >
> > > _______________________________________________
> > > varnish-misc mailing list
> > > varnish-misc at varnish-cache.org
> > > https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc
> >
> >
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> 
> 
> 
> 
> -- 
>  <http://www.varnish-software.com/> *Per Buer*
> CEO | Varnish Software AS
> Phone: +47 958 39 117 | Skype: per.buer
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