[Mod_gzip] "mod_gzip_send_vary=Yes" disables caching on IE? (1.3.26.1a)

Tomaz Borstnar mod_gzip@lists.over.net
Fri, 06 Dec 2002 17:05:58 +0100


At 02:14 6.12.2002 -0600, Jordan Russell wrote the following message:
>Hello,
>
>(Please forgive me if this has been discussed before; I did check the
>archives but nothing turned up.)
>
>While looking through my http access logs today I was alarmed to find a lot
>of repeat requests for the same .gif files from the same hosts in a very
>short period of time. As it turns out, Internet Explorer (6.0, at least)
>doesn't want to cache objects that have a Vary header, so the same images
>were being reloaded on each and every page visit. I did some searching and
>found this:

Yes, because of this your hits and traffic can go through the roof - real 
life experience is a factor of 2 to 4. Also causes problems for .swf files, 
etc.