@RR, i would like to inform you that the issue regarding failed stream for
1st request is solved. Varnish was removing content-length header for 1st
request . Enabling Esi processing has resolved this issue.

set beresp.do_esi = true;

http://stackoverflow.com/questions/23643233/how-do-i-disable-transfer-encoding-chunked-encoding-in-varnish

thanks !!

On Sat, Sep 27, 2014 at 10:41 AM, shahzaib shahzaib <shahzaib.cb@gmail.com>
wrote:

> >>In general it shouldn’t since the ‘?start=’ is handled by nginx and not
> varnish, but I’m not exactly sure how the mp4 module of nginx handles a
> proxied request.
> You have to test it.
>
> Sure, i'll test it.
>
> sub vcl_fetch {
> return (pass);
> }
>
> You're right about return(pass), coalescing doesn't work with pass.
>
> >>In worst case scenario imho only the first request (before landing on
> the proxy_store server) will “fail” eg play from the beginning instead of
> the time set.
> Well, i am facing more worse scenario that first request always fail to
> stream and player(HTML5) keeps on loading.
>
> I'm already checking if there's some config issue with varnish or this is
> the default behaviour(Which i don't think it is).
>
> Thanks @RR
>
> Shahzaib
>
>
> On Fri, Sep 26, 2014 at 2:36 AM, Reinis Rozitis <r@roze.lv> wrote:
>
>> It will also prevent users seeking the video because the arguments after
>>> "?" will remove whenever user will try to seek the video stream, isn't it ?
>>>
>>
>> In general it shouldn’t since the ‘?start=’ is handled by nginx and not
>> varnish, but I’m not exactly sure how the mp4 module of nginx handles a
>> proxied request.
>> You have to test it.
>>
>> In worst case scenario imho only the first request (before landing on the
>> proxy_store server) will “fail” eg play from the beginning instead of the
>> time set.
>>
>>
>>
>> Well, only proxy_store is able to fulfill my requirements that is the
>>> reason i'll have to stick with it.
>>>
>>
>> Well you can try to use varnish as the streamer, just need some
>> (web)player supporting byte-range requests for the seeking (
>> http://flash.flowplayer.org/plugins/streaming/pseudostreaming.html ).
>>
>>
>> I am bit confused about the varnish. Actually, i don't need any kind of
>>> caching within the varnish as nginx already doing it via proxy_store. I
>>> just need varnish to merge the subsequent requests into 1 and forward it to
>>> nginx and i think varnish is doing it pretty well. Nevertheless, i am
>>> confused if malloc caching will have any odd effect on the stream behavior ?
>>>
>>
>>
>> You can try to pass the request without caching:
>>
>> sub vcl_fetch {
>> return (pass);
>> }
>>
>> (maybe even do it in the vcl_recv stage but again I'm not exactly sure if
>> in that case the request coalescing works).
>>
>>
>>
>> rr
>> _______________________________________________
>> nginx mailing list
>> nginx@nginx.org
>> http://mailman.nginx.org/mailman/listinfo/nginx
>>
>
>
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