subrequest error with http2

Maxim Dounin mdounin at
Tue Sep 22 17:34:40 UTC 2015


On Tue, Sep 22, 2015 at 06:14:56PM +0100, Carlos Eduardo Ferreira Rodrigues wrote:

> Hi,
> I just upgraded nginx to 1.9.5 on our testing enviroment, and immediately started seeing this error on http2 requests:
> 2015/09/22 18:04:06 [alert] 27305#27305: *1 epoll_ctl(1, 17) failed (17: File exists), client: x.x.x.x, server: _, request: "GET ... HTTP/2.0", subrequest: "...", host: "..."
> The subrequest is being made from Lua code using "ngx.location.capture()", so I understand this may be an issue with ngx_lua and not nginx itself. However, this worked fine with nginx 1.8.0/1.9.4 and spdy and nothing else has changed.

The lua module deeply integrates into nginx internals (far beyond 
what we consider to be nginx modules API), and there is no surprise 
it's broken by the changes in nginx 1.9.5.

Maxim Dounin

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