SPDY + proxy cache = occasional 499 errors

[Maxim Dounin]

Hello!

On Tue, Apr 02, 2013 at 05:16:46PM +0400, Valentin V. Bartenev wrote:

> 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.

Do you mean "return 444"?

-- 
Maxim Dounin
http://nginx.org/en/donation.html