- From: Boris Zbarsky <bzbarsky@MIT.EDU>
- Date: Wed, 17 Oct 2012 12:11:40 -0400
- To: Aryeh Gregor <ayg@aryeh.name>
- CC: Mark Baker <mark@zepheira.com>, Hallvord Reiar Michaelsen Steen <hallvord@opera.com>, Jungkee Song <jungkee.song@samsung.com>, Julian Aubourg <j@ubourg.net>, public-webapps@w3.org
On 10/17/12 4:57 AM, Aryeh Gregor wrote: > In terms of correctness, yes, but that will make them useless as > caches. If a moderate number of users with an assortment of browsers > are using the same caching proxy, it's entirely possible that no two > of them have the same exact User-Agent string. Varying on User-Agent > in a heterogeneous browser environment is going to drop your cache hit > rate to the point where the cache hurts performance more than it > helps. That depends on whether you simply include the U-A request header in your cache key, no? But yes, I can accept the argument that caching proxies are just broken and won't change and we need to deal with it. -Boris
Received on Wednesday, 17 October 2012 16:12:17 UTC