Using Varnish to accelerate CouchDB

[Karel Minařík]

Hello,

> Varnish only supports ETags "in front" that is, only when a client
> sends us an ETag will we respons correctly. Towards the backend Etags
> are not supported (...)

thanks for clarification, Per!

> If I recall correctly Slink and some
> Rackspace people where eager to see ETags in Varnish.

Yes, that makes sense because specificially in Rails, it could be much  
cheaper to compute an ETag and return 304 than to assemble and return  
the whole response. It would be awesome to make use of that in Varnish.

Karel