On Wed, 03 Apr 2013 14:02:45 -0700, OQ overlordq@gmail.com wrote:
On Wed, Apr 3, 2013 at 3:49 PM, Daniel Friesen daniel@nadir-seen-fire.com wrote:
Patches are for X-Vary-Options support.
Which I thought was generally required to get a decent cache hit %. Or is that really a WMF specific issue?
It's primarily for supporting things like non-session cookies without extra configuration. Most configs can get away with just not caching when cookies are involved or hardcoding the list of cookies to vary on.