SPDY + proxy cache = occasional 499 errors

[Valentin V. Bartenev]

On Tuesday 02 April 2013 14:54:30 spdyg wrote:
> I posted this query back in December:
> 
> http://forum.nginx.org/read.php?2,233497
> 
> And the issue was fixed shortly afterwards in the 1.3.x branch.
> 
> I'm now seeing the same issue again (static items coming from proxy cache +
> SPDY not displaying).
> 
> However this time, the log does not show 499 error anymore.. it just shows
> successful 304.  However, looking at firefox web console, the first few
> static items come back as 304 without problems, then the next set of static
> items come back with no response at all.. (no response header, no body).
> 
> The setup looks like this:
> 
> Firefox -> Nginx 1.3.15 -> HAproxy -> Tomcat
> 
> Has this bug crept back in, or is this a new one?  Also reproduced on
> 1.3.13.
> 
> Can't seem to reproduce the issue if I take out HAproxy in the middle
> though.
> 

The behavior of "return 499" can result in weird effects if it affects
a bunch of requests at once.

  wbr, Valentin V. Bartenev

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