- From: Roy T. Fielding <fielding@kiwi.ICS.UCI.EDU>
- Date: Wed, 11 Jun 1997 14:37:29 -0700
- To: Koen Holtman <koen@win.tue.nl>
- Cc: http-wg@cuckoo.hpl.hp.com
>>In any case, it is rare for agent profiles to differ much behind a >>shared cache during the lifetime of a cached response. > >We would hope so, because this would mean that a HTTP/1.1 Vary would be >able to save round trips often. > >However, I do not believe that differing profiles are that rare in >practice. They are very common behind the shared cache of the cern.ch >domain I am currently using. And one would expect even bigger >diversity behind a country-level cache. Both of those meet my definition of "rare". It still doesn't change the number of cachable responses that might have to be stored by the cache. >>Using multiple URLs is advantageous because it gives the user agent more >>information, and thus more control over how it completes the retrieval, >>and also improves load-sharing and mirroring techniques and reduces the >>amount of information the client has to send to the server on every >>request. > >I'm confused. Are you talking about the long-term advantages of >multiple URLs here? I don't see how you would get these advantages >using the current generation of software. Yes, long term. ....Roy
Received on Wednesday, 11 June 1997 14:48:07 UTC