Two HTTP Caching Extensions. stale-while-revalidate serves cached content even while a refresh has been triggered and is currently being pulled in to the cache; stale-if-error serves cached content if a service has gone down.
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This would obviously be good at the HTTP level, but I implemented something like stale-while-revalidate in Django a while back.
I just made it a ticket, since I should have back then:
http://code.djangoproject.com/ticket/6199
Patch attached over there.
Jeremy Dunck - 13th December 2007 04:20 - #