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Re: GOAWAY and proxies

From: Daniel Sommermann <dcsommer@fb.com>
Date: Thu, 10 Apr 2014 15:17:33 -0700
Message-ID: <5347187D.5090805@fb.com>
CC: HTTP Working Group <ietf-http-wg@w3.org>
On 04/10/2014 03:09 PM, Martin Thomson wrote:
> Can't the proxy just issue RST_STREAM toward its clients for all the
> affected requests if it can't tolerate the memory hit? REFUSED_STREAM
> seems like the right code there.
> RST_STREAM will cause an end-to-end retry, if anything, which is
> slower.  But retrying requests is a feature that the proxy optionally
> provides, and if it can't tolerate the costs of providing the feature,
> then maybe it can do something to avoid taking on that cost.
I was not aware that REFUSED_STREAM caused clients to retry. That seems 
to generally solve this issue! I am worried that some implementations 
may *not* reissue the request (the language only says the client MAY 
retry), leading to a request that could have succeeded not being serviced.

Should the language read that the client SHOULD retry, subject to some 
Received on Thursday, 10 April 2014 22:17:58 UTC

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