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From Plüm, Rüdiger, Vodafone Group <ruediger.pl...@vodafone.com>
Subject AW: mod_proxy, oooled backend connections and the keep-alive race condition
Date Fri, 02 Aug 2013 14:16:05 GMT


> -----Ursprüngliche Nachricht-----
> Von: Eric Covener [mailto:covener@gmail.com]
> Gesendet: Freitag, 2. August 2013 15:47
> An: dev@httpd.apache.org
> Betreff: Re: mod_proxy, oooled backend connections and the keep-alive
> race condition
> 
> >> >> +1 for the theory, but I'm not sure if it's feasible or not.
> 
> Some other ideas:
> 
> * Does something like a select/poll/getpeername() ever tell us of an
> error when a write() doesn't?

I don't think so. See the code where we detect if the connection is still there (is_connected
???)

> * Could we give people an Expect: 100-continue option on the initial
> client request?

I think this does not work for GET requests or request without a request body.

Regards

Rüdiger

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