W3C home > Mailing lists > Public > ietf-http-wg-old@w3.org > May to August 1997

cache-busting and charsets again

From: <W.Sylwestrzak@icm.edu.pl>
Date: Wed, 11 Jun 1997 04:29:14 +0200 (MET DST)
Message-Id: <199706110229.EAA17593@galera.icm.edu.pl>
To: Drazen Kacar <dave@srce.hr>
Cc: W.Sylwestrzak@icm.edu.pl, dwm@xpasc.com, dave@srce.hr, martin@mrrl.lut.ac.uk, http-wg@cuckoo.hpl.hp.com, ircache@nlanr.net
I wrote:
> 
> > Unfortunately most of the servers practicing this today
> > try  to perform a 'naive' content negotiation, which effectively
> > uses redirects to other urls. This is of course wrong,
> > because it unnecessarily expands the url addressing space,
> > thus making caching less effective.

Drazen Kacar:

> It isn't, because you'll suffer one redirection, but the target is
> cacheable. Compare it to serving different variants right away with
> ensuring that it won't be cacheable if the client is HTTP/1.0 compliant.

I never claimed it's not cacheable. All I say is that this unnecessarily
multiplies the number of cached objects, which is bad.

--w
Received on Tuesday, 10 June 1997 19:31:14 EDT

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