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Re: NEW: #235: Cache Invalidation only happens upon successful responses

From: Willy Tarreau <w@1wt.eu>
Date: Mon, 26 Jul 2010 14:09:51 +0200
To: "Moore, Jonathan" <Jonathan_Moore@Comcast.com>
Cc: Yves Lafon <ylafon@w3.org>, Mark Nottingham <mnot@mnot.net>, HTTP Working Group <ietf-http-wg@w3.org>
Message-ID: <20100726120951.GF8029@1wt.eu>
On Mon, Jul 26, 2010 at 07:51:30AM -0400, Moore, Jonathan wrote:
> I think this is right that we might need to look at different status  
> codes here. What about a 500 (internal server error)? It seems like  
> the resource may have been put into a different state due to a  
> partially-completed operation, and the cache, being aware of a  
> potential change, ought to invalidate and re-establish the current  
> state.

Please avoid abusing the 500 internal server error. It's monitored at a
lot of places to explicitly indicate a server failure that, if repeated,
requires human intervention. Probably that other more specific codes are
appropriate.

Regards,
Willy
Received on Monday, 26 July 2010 12:10:29 GMT

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