log timeouts to access log

[Maxim Dounin]

Hello!

On Fri, Oct 11, 2013 at 12:11:10PM +0100, Richard Kearsley wrote:

> Hi
> I would like to log an indication of weather a request ended because
> of a client timeout - in the access.log
> 
> e.g.
> 
> log_format normal '$remote_addr - $remote_user [$time_local] '
> '"$request" $status $bytes_sent ' '"$http_referer"
> "$http_user_agent" "$client_send_timed_out"';
> where $client_send_timed_out would be a true/false or an 0/1 etc
> 
> Is there anything in there that would allow me to log that?

Closest to what you ask about I can think of is the 
$request_completion variable.  Though it marks not only timeouts 
but whether a request was completely served or not.

http://nginx.org/en/docs/http/ngx_http_core_module.html#var_request_completion

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